C program to arrange names in alphabetical order without using string functions. Below is a simple example that use sort .

C program to arrange names in alphabetical order without using string functions e. C provides the strcmp () library function to compare two strings but in this article, we will learn how to compare two strings without using strcmp () function. Automatically sort data in alphabetical order using formula, sort by multiple columns ascending or descending, and more. Feb 10, 2015 · In the following program user would be asked to enter a set of Strings and the program would sort and display them in ascending alphabetical order. Jul 4, 2025 · Sorting a list in Python means arranging the elements in a specific order (ascending or descending) using custom logic. ) without importing or sort functions. Jul 11, 2025 · The sort () method in Python is a built-in function that allows us to sort the elements of a list in ascending or descending order and it modifies the list in place which means there is no new list created. Jun 7, 2024 · C++ Program to Sort String (Names) in Alphabetical Order Let's sort strings in alphabetical order using the vector of strings and STL library function std::sort from library <algorithm>. h, I can also use stdlib. Nov 14, 2012 · Given a structure array (in C) I am attempting to print out the results in groups of gender and in sub order by numerical order. Mar 24, 2015 · I've been trying to sort a vector of Employee's with a string data member called last name. In the case of alphabetical sorting, the data is arranged in alphabetical C++ program to illustrate how to arrange the given names in alphabetical order using "strcmp" comparing the ASCII values of the words. Below is a simple example that use sort Jul 11, 2025 · Given student's records with each record containing id, name and age of a student. In this C programming example, you will learn to sort 5 strings entered by the user in the lexicographical order (dictionary order). Using Merge Sort - O (n*m*log (n)) Time and O (n) Space The idea is to sort a list of strings in lexicographical order using the Merge Sort technique. str [1],str [1] is compared using strcmmp where str [1]→cprogram and str [2]→java and as cprogram<java then strcmp returns -1 which is <0 so the if part is not executed. Our comparator function is defined as: Function[bool] mycomp Dec 24, 2017 · The thing is that the empty string is "smaller" than any other string, so it gets to the front of the list, and that is printed there first. We need to write a program to print the characters of this string in sorted order. The basics of sorting a list alphabetically in C Sorting a list alphabetically is a common task in programming. Insertion Sort Algorithm in C++ The first Output Output of this program should be − String before sorting - simplyeasylearning String after sorting - aaeegiillmnnprssyy For a complete reference of all array functions, go to our complete PHP Array Reference. util package. Approach: The idea is to use the concept of File Handling and a text file (say file. The caveat is that I cannot use arrays. txt) that contains all the strings. Features of structure The features of structure in the C programming language are as follows ? It is possible to copy the contents of all the structure elements of different datatypes to another structure variable of its type by using an assignment operator. Jul 8, 2017 · You only compare the first letters of the strings, which is enough for your minimal sample data, but isn't sufficient in general. It uses simple formulas that makes the sorting dynamic. One is that, if the same logic is needed elsewhere in the code we can’t reuse it and finding a part of code would be a very hideous task as the code is not quite readable. By default, the sort() method sorts the elements in lexicographic (alphabetical) order. It is the most direct and common method to sort an array in lexicographical order with case-insensitive. Mar 31, 2022 · Discover how to sort a list alphabetically in Python using its built-in sort functions. Oct 24, 2025 · Write a C program to sort an array of strings using bubble sort without using library functions. But WITHOUT using built-in C++ sort() function! I have tried different methods but nothing helped. Jul 23, 2025 · Insertion sort is a simple sorting algorithm that works by dividing the array into two parts, sorted and unsorted part. We will take two for loops; first, a for loop for checking the first position of an array and iterating the length of the array. logN). But we can use the header file string. May 5, 2017 · I have been trying to use this c++ program to sort 5 names alphabetically: Jul 23, 2025 · Given an array of strings in which all characters are of the same case, write a C function to sort them alphabetically. Jul 23, 2025 · Given a list of string names, now our task is to sort the names given in the list using the OrderBy () method of LINQ. This option will arrange so the new list is alphabetized by the last name without you having to put the last name first. The if statement (if (strcmp (str [i], str [j]) > 0) ) compares each string with the other. The comparison function (compareStudents) needs objects so I had to create the struct. But there are two primary disadvantages in the code because, the entire code is within main method only. Write a C program to read these records and display them in sorted order by name. How do I sort a list and numbers without the sort method in Python? Without using the default sort () function, you can sort a list in Python using other techniques like the sorted () function, lambda functions, and custom sorting algorithms. Brute Jul 23, 2025 · The idea is to compare the strings on the basis of their unicode and swap them in accordance with the returned int value based on the comparison between the two strings using compareTo () method. We also look at creating custom sorts. I changed some of your C-like approach and using std::sort actually forces me to do it. Also all of this has to be done using pointers. May 20, 2014 · If you do not want to execute any piece of code (resulting in a call of a method or function) there is not much left available that can solve this. Find code solutions to questions for lab practicals and assignments. Example 3: In this example, we sort a list of dictionaries by the value of the "age" key using the key parameter of the sort () method. You may not use the sort command. h that provides different methods to work with strings. sort (key=len) sorts the list based on the length of each string, arranging them in ascending order of their lengths. So the names remains same in their position. It will auto-detect your separator, comma-separated (csv), spaces, new lines, or tabs. 04 OS successfully. The idea is to use qsort () in C and write a comparison function that uses strcmp () to compare two strings. For handling the complex datatypes, it Oct 18, 2025 · Using Function In the above code we have seen the logic to sort a given string in alphabetical order. Mar 23, 2014 · I would be surprised if it even compiles. Mar 23, 2014 · You can scan strings into a two dimensional array and setup correct pointers to your original one dimensional array of pointers and the program stays as before. These techniques are simple to use and allow for customizing sorting criteria. We traverse over the array and at each iteration try to find the smallest string in the succeeding array. Feb 28, 2025 · Write a JavaScript function that alphabetically sorts a string's characters without using any built-in sort functions. Online C String programs for computer science and information technology students pursuing BE, BTech, MCA, MTech, MCS, MSc, BCA, BSc. Hence in order to sort the array using pointers, we need to May 5, 2025 · Explanation: a. Unless you wish to convert your ArrayList to an array, sort the array, and update the ArrayList with the sorted array. We will use strcmp and strcpy in this example. All strings that contain uppercase characters at the beginning of the string will be at the top of the sorted list alphabetically followed by all strings with lowercase characters. The time complexity of this algorithm to sort elements in lexicographic order in C is O (n ∗ n ∗ m) O(n ∗n ∗ m) and the space complexity is O Dec 5, 2024 · String comparison refers to the process of comparing two strings to check if they are equal or determine their lexicographical order. If there are 10,000 words in the dictionary, that's roughly the difference between Sep 9, 2013 · How to sort a String array alphabetically (without using compareTo or Arrays. : char b[10][10] = { 0,0,0,0,0,0,0,0,0,0}; char *a[10]; for(i=0; i<length; i++) a[i Jan 1, 2023 · Author Topic: sorting the names in alphabetical order without using string. The larger values sink to the bottom and are hence called sinking sort. Java Sort a List In the previous chapters, you learned how to use two popular lists in Java: ArrayList and LinkedList, which are found in the java. Furthermore, hypothetical challenges like sorting lists containing both In this video we will discuss about how to perform sorting a string according to alphabetical order step by step in hand written notes with example and final Jul 23, 2025 · The qsort () in C is a library function used to sort an array of items in ascending order or descending order. h to use strcmp function, I was confused at that time but now everything is clear. After performing the above steps, print the string S as the result. Apr 11, 2014 · I need to //Build a program that uses a single-dimension array to store 10 names input by a user. Jul 23, 2025 · Given an array of strings in which all characters are of the same case, write a C function to sort them alphabetically. Examples: Input : "dcab" Output : "abcd" Input : "geeksforgeeks" Output : "eeeefggkkorss" C program to accept 5 names and store them in alphabetical order. Sort given strings using Bubble Sort and display the sorted array. vector<string>names; for i=0:n-1 input each name; insert name into the vector End for loop 2. Below is the implementation of the above Learn how to sort JavaScript arrays alphabetically or numerically, and understand the limitations of sorting numbers as strings. This method leverages the functional . Mar 14, 2023 · See how to use Excel SORT function to put text and numbers in desired order. I want to sort the arraylist in alphabetical order. Jan 1, 2023 · You'll find lots of examples of how to write your own strcmp function. Apr 27, 2019 · Write a C program to sort n names/strings in alphabetical order. Definition and Usage The sort() method sorts the list ascending by default. We will take the input of strings in an array. Feb 5, 2025 · C++ Program to Sort String (Names) in Alphabetical Order Sorting names alphabetically is a common requirement for applications that manage user data, organize lists, or need to display names in an ordered format. Oct 28, 2021 · C++ program to sort strings alphabetically. It is predefined in #include<algorithm> header file . Jul 23, 2025 · We will explore every approach for sorting words in Alphabetical Order, along with understanding their basic implementations. The user will input N strings. Dec 12, 2018 · Algorithm: 1. The string is a sequence of characters. Another useful class in the java. Insertion Sort Algorithm in C++ The first Output Output of this program should be − String before sorting - simplyeasylearning String after sorting - aaeegiillmnnprssyy Sep 19, 2014 · So for this program I need to obtain three strings from a user and sort those strings alphabetically. The form above is a simple tool for putting a list of terms in alphabetical order. sort) Asked 12 years, 2 months ago Modified 7 years, 2 months ago Viewed 29k times Mar 7, 2018 · For the actual sorting, you have a choice to make between available std::string functions, or if that's prohibited in your class constraints, classic string iteration. Oct 30, 2019 · 3 When solving the following problem: "Assuming you have a random list of strings (for example: a, b, c, d, e, f, g), write a program that will sort the strings in alphabetical order. Then the program displays the names alphabetical order. Apply the sorted() function and store the result. CASE_INSENSITIVE_ORDER to sort an array in lexicographical order. To avoid these Jul 23, 2025 · The idea is to compare the strings on the basis of their unicode and swap them in accordance with the returned int value based on the comparison between the two strings using compareTo () method. Mar 2, 2022 · C program to sort set of strings in alphabetical order - the program will accept some names from the user as input & then sorts them in an alphabetical order using structures. Vector has been used for the same reason although it would have been possible to keep using arrays but that's generally frowned upon. Creating a String There are two ways to create a string in Java: Dec 15, 2022 · Btw, using string. The reference contains a brief description, and examples of use, for each function! Jul 23, 2025 · In Java, sorting an array in lexicographical (dictionary) order means elements will be arranged based on their alphabetical order from A to Z with case sensitivity. In each iteration, the first element from the unsorted subarray is taken and it is placed at its correct position in the sorted array. Your sort uses a quadratic algorithm O (N^2) rather than O (N. Feb 2, 2024 · Use the std::sort Algorithm to Sort Strings Alphabetically in C++ std::sort is part of the STL algorithms library, and it implements a generic sorting method for the range-based structures. Example: We will use Arrays. Feb 12, 2024 · Sort Array in Java Without sort Method In this article, we explore how to sort arrays in Java without using the sort function and delve into five distinct methods—Bubble Sort, Selection Sort, Insertion Sort, Merge Sort, and Quicksort. 5 Arrays. 2)by using user define function. stream (arrayOfStrings) creates a stream of strings from the array. Jul 23, 2025 · Make the string S as an empty string. So if you want to use a string in your program then you can use an array of characters. In this article, we will learn to write a C++ program to implement the Insertion sort algorithm. sort (stringArray); This sorts the string array based on the Unicode characters values. Explanation of this program: String comparison is difficult in C programming. Sorting in alphabetical order We can sort the vector using our own comparator function to sort the strings in alphabetical order. The sorted () operation is then applied to the stream, which sorts the elements in their natural order (lexicographical order for strings). You can scan strings into a two dimensional array and setup correct pointers to your original one dimensional array of pointers and the program stays as before. " I run into the problem of running strings through the following code, which sometimes gets me duplicated strings in final list This is a simple C++ program to sort strings in Alphabetical order. For a complete reference of all array functions, go to our complete PHP Array Reference. Feb 10, 2015 · In this article, learn various ways to sort data in alphabetical order. Feb 22, 2019 · - read from a file - store the information into an array using a structure - sort the information in alphabetical order (based on the player names) - perform some other features - then update the text file that was storing the information. Here are the arguments in this function. Jul 12, 2025 · Sorting an array in ascending order means arranging the elements in the order from smallest element to largest element. When printed, the list displays ['apple', 'banana', 'cherry']. May 4, 2023 · Overview Lexicographic order is just dictionary order. In Bubble Sort, the two successive strings arr [i] and arr [i+1] are exchanged whenever arr [i]> arr [i+1]. To sort elements in lexicographical order we will use the selection sort algorithm. So, let's say I have: Jul 23, 2025 · In C, lexicographic comparison refers to comparing each character of one string to the character of other string at same position based on their alphabetical order, just like how words are arranged in a dictionary. Jul 13, 2015 · Is there a way to do it without using set method? No. I've only gotten as far as trying to sort the information in alphabetical at the moment. Sort Using the sorted () Function Create a list of words. This method is useful when working with lists where we need to arranged the elements in a specific order, whether numerically or alphabetically. Using merge sort () Merge Sort is a divide-and-conquer algorithm that splits the list Here's an answer using std::sort. Jul 23, 2025 · Using sort () Method The simplest way to sort a list alphabetically is by using sort () method. Also, you forgot to delete[] your array. Sometimes, existing functions do not perform well enough, and you have to do something else to make things faster. In the input, the user has to enter the number of names and the names and on the output, it will sort and display them in alphabetical order. Mar 14, 2020 · 0 I have a project where I have to create a program that would let users input names in any order. sort) Asked 12 years, 2 months ago Modified 7 years, 2 months ago Viewed 29k times Dec 31, 2016 · So in c++ strings automatically only compare the first index only? It's done the same way as it is done in a dictionary. Write a program that accepts n names/words and displays them in alphabetical or ascending order. Since the given task is to sort a string without using any predefined methods, we can use sorting algorithms that help arrange the elements of a list or array in sorted order. Constructing list of names Declare a vector of strings & take each string &insert to the vector. Iterate over the range [0, N) using the variable i and iterate over the range [0, freq [i]) using the variable j and adding the character corresponding to the i-th ASCII value in the string s []. We will learn how to sort strings alphabetically, by length and sort in reverse order in C++. This web tool -- and educational resource -- provides sorting functions including the ability to: put items in alphabetical order, remove HTML, capitalize and lowercase words and phrases, reverse abc order, ignore case, order names, sort by last name, add numbers Jul 23, 2025 · Here, we will see how to sort the elements of an array in ascending order using a C++ program. Includes clear examples, best practices, and performance tips. h library (Read 2395 times) 0 Members and 1 Guest are viewing this topic. Write a C program to sort the characters of a string with bubble sort and print intermediate states after each pass. What is sorting? Sorting is the process of arranging data in a specific order. Oct 25, 2025 · Sort lists alphabetically in Python with sort(), sorted(), and custom key functions. The easiest way to sort an array in C is by using qsort () function. Jul 15, 2025 · Given a text file "file. char data type is used to represent one single character in C. Using the Array sort () method The sort() method sorts all the elements of the array and returns the sorted array. I want to sort a string in javascript without using a built in method, just by using for's and comparisons like 'a' > 'b'; Something that doesn't work: function replaceAt(str, i, char) { python program to sort a list in both assending or descending order without using sort() function. You wouldn't necessarily sort apple, apricot, artichoke, alfafa into the correct order. There are a few different ways to sort a list in C, but the most common is to use the `Array. Apr 28, 2011 · I have a string arraylist names which contains names of people. Jul 17, 2021 · Problem statement Given an array of strings, we have to sort the given strings in alphabetical order using C program. Jul 31, 2024 · In this tutorial, we are going to write a C Program to sort a list of names in alphabetical order in C Programming with practical program code and step-by-step full complete explanation. Below are the steps: Create the file using fopen () and insert names into the file using Feb 11, 2020 · A function sort has to sort letters in string. Is there an easy way to sort the letters in a string alphabetically in Python? So for: a = 'ZENOVW' I would like to return: 'ENOVWZ' Jul 11, 2025 · Given an array of size n, the task is to sort this array using pointers in C. 1)by taking user input. Finally, the forEach method is used to print each element of the sorted stream. Also if the string does not start with an alphabetic le Nov 27, 2021 · In this tutorial, you’ll learn how to use Python to sort a string in alphabetical order. Jun 20, 2021 · In this C Programming example, we will implement the program to sort a set of strings in ascending and descending alphabetical order. ORDER DATA in R, learn the difference between sort and order functions, order vectors, lists or data frames in ascending, descending or alphabetical order This is straight from the book I'm using: Build a program that uses an array of strings to store the following names: "Florida" "Oregon" "Califoria" "Georgia" Using the preceding array of strings, write your own sort() function to display each state's name in alphabetical order using the strcmp() function. Jul 23, 2025 · Sorting a string means rearranging the characters of the given string in some defined order such as alphabetical order. In this article, we will learn how to compare two strings lexicographically using the C program. Structure is a collection of different datatype variables, grouped together under a single name. As for sorting the array, the easiest method would be to use the bubble sort algorithm. The thought process is based on divide-and-conquer, where the array is recursively divided until single elements remain. In this case the issue is that scanf leaves the newline (\n) character in the buffer after you entered the number of students, so a blank line was read the first time your program tried to get a student name. Jul 1, 2020 · Don't use the scanf family of functions - in my experience they cause more problems than they solve. h is not allowed, how can I make everything right here? EDIT: sorry I posted this question that is silly, I didn't know that even if I couldn't use string. Let’s explore different methods of sorting a list without using built-in sort function. I've tried several different ways, using the sort method of vector, trying to convert my vectors to list Apr 25, 2023 · Given a string of letters, write a python program to sort the given string in an alphabetical order. C Program - Sorting of a Set of Strings in Ascending alphabetical order /* This program would sort the input strings in * an ascending order and would display Mar 13, 2020 · Sorting Array of N Strings in C This C program will receive the size of array of strings from the user. This C program will sort these strings alphabetically and will show the strings in ascending order after sorting. util package is the Collections class, which include the sort() method for sorting lists alphabetically or numerically. 1. For example: struct employee{ char gender[13] char name[13]; int i Jul 23, 2025 · Space Complexity: O (1), in-place sort uses constant extra space. This example allows entering multiple strings or names and sorting them in alphabetical order using for loop. You can also make a function to decide the sorting criteria (s). In java, objects of String are immutable which means a constant and cannot be changed once created. This method is used to sort the elements in the collection in ascending order. This method modifies the original list in place, arranging its elements in ascending order. txt" that consists of strings, the task is to sort all the strings in alphabetical order in that text file. For example, in a list like [5, 2, 9, 1], we can manually rearrange the elements as [1, 2, 5, 9]. The program will accept some names from the user as input & then sorts them in an alphabetical order using string operation. Write a C program to sort names in alphabetical order. It stands for "quick sort," as it implements the quicksort algorithm for sorting which is one of the fastest and most efficient algorithms to sort the array. sort() method with String. Now my attempt at the program prompts the user to put in the names and it displays them, but I can't get it to sort them for some reason. Use it to sort any list of text online, using your computer or mobile device. For example, "hell" comes before "hello". Below are the examples: Input: 3 4 5 8 1 10 Output: 1 3 4 5 8 10 Input: 11 34 6 20 40 3 Output: 3 6 11 20 34 40 There are 2 ways to sort an array in ascending order in C++: Brute-force Approach Using Bubble Sort. C Program to menu driven string program using library functions. If you do the 'trick' of appending a name after the initial number, the output will look different, there will be 6 names, and one of them appended directly to the title. Sort ()` method. That may be the trouble. sort () method is the most efficient in terms of both time and space since it sorts in place with minimal memory usage. The given program is compiled and executed using GCC compile on UBUNTU 18. At the end of each pass, smaller values gradually “bubble” their way upward to the top and hence called bubble Example 1 - Sort an array in ascending order without using inbuilt C# function We will create a simple one integer array having values 2,9,4,3,5,1,7 in the array as described in the following example. Jul 23, 2025 · Given an array of strings arr []. See full list on tutorialspoint. Then sort these entered strings or names in alphabetical order as shown in the program given below: Mar 18, 2024 · The string class doesn't have any method that directly sorts a string, but we can sort a string by applying other methods one after another. Need to sort Apr 27, 2019 · Write a C program to sort n names/strings in alphabetical order. Nov 27, 2024 · Here, words. In this article, we will learn how to sort a string by characters in C++. Optimized Approach Using Quicksort. Example: Input : PYTHON Output : HNOPTY Input : Geeks Output : eeGks Naive Method to sort letters of string alphabetically Here we are converting the string into list and then finally sorting the entire list alphabet wise. In this program, the sortNamesAlphabetically function will sort the set of strings or string names in alphabetical order. You have basically two choices how to fix your program. I. As we know, S ort is a generic function in the C++ standard library for doing comparison sorting. Like, Comments, Share and SUBSCRIBE @programmingwithannu Thanks!#sort #strings #alphabetic The Alphabetizer is a free tool to alphabetize lists. Jul 12, 2025 · Java 8 Streams to sort an array of strings In this method, the Arrays. Examples: Input: n = 5, arr[] = {0, 23, 14, 12, 9} Output: {0, 9, 12, 14, 23} Input: n = 3, arr[] = {7, 0, 2} Output: {0, 2, 7} Approach: The array can be fetched with the help of pointers with the pointer variable pointing to the base address of the array. com Finallu the position of 3 names are android,cprogram,java after 1st iteration of loop. Improve this sample solution and post your code through Disqus. Sort ()` or `List. May 2, 2025 · Given a string of lowercase characters from 'a' - 'z'. To sort strings (names) in alphabetical order in C++ programming, you have to ask the user to enter a few names (strings). The following function does the comparison in roughly the same way in a single pass, and without using either strcasecmp() or strcmp(). You can use it to sort lists of words, titles, names, numbers or any other type of content. Oct 9, 2018 · Continue to help good content that is interesting, well-researched, and useful, rise to the top! To gain full voting privileges, Nov 9, 2016 · String is a sequence of characters. //After inputting the names, the user should see a menu with two options to sort and print the 10 names in ascending or descending order. originalNames array is used to store the original names entered by the user Oct 27, 2012 · "A, B, C, D, E" I can do it with numbers/integers, is there a similar method for alphabetical order strings? if not what would you recommend (even if it isn't efficient. C program to sort strings in alphabetical order The source code to sort strings in alphabetical order is given below. Here’s simple C Program to Sort Names in Alphabetical Order in C Programming Language. Mar 7, 2018 · For the actual sorting, you have a choice to make between available std::string functions, or if that's prohibited in your class constraints, classic string iteration. Jan 5, 2017 · Hi i am writing a program that manage a list of student, i am using a list, each element is described like this: struct student { char lastname[50]; char name[50]; char date_of_birth[5 How to sort an array of strings alphabetically in C++ In this tutorial, we will learn the use of comparators and sort functions. If you have a list of names you need to have arranged in alphabetical order, you probably don't want that done by the first name. How to sort an array of strings alphabetically in C++ In this tutorial, we will learn the use of comparators and sort functions. Nov 27, 2016 · Write a C Program to Sort Names in Alphabetical Order. Let's start discussing these solutions. sort() modifies the original list words by sorting the elements in alphabetical order. But, it treats all non-alphabetical characters as being less than letters. You may also need to write a toupper () or tolower () function so you can do a case independent alphabetic comparison. You’ll learn a number of different ways to do this, including sorting the strings in alphabetical order, regardless of case and being mindful of case. strcmp is used to compare two strings and strcpy is used to copy one string to a different variable. krs bpjxn nvome ldxgp uluxs yuubo xgb utyr nznqed ggqtgro eponn vxlvn xntyt ypv ydl