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1. www.geeksforgeeks.org › c-program-to-find-theC Program to Find the Length of a String - GeeksforGeeks

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   Oct 11, 2024 · Given the length of the string l, the length of the substring x and the number of distinct characters that a substring of length x must have are y, the task is to find a string of length l in which every substring of length x has y distinct characters.Examples: Input: l = 6, x = 5, y = 3 Output: abcabc Explanation: If we take a substring of the fir

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2. stackoverflow.com › questions › 2070566How to calculate the length of a string in C efficiently ...

   stackoverflow.com › questions › 2070566

   The easiest way is to call strlen(). Seriously. It's already optimized by your compiler and/or library vendors, to be as fast as possible for your architecture. One common optimization is to remove the need to increase a counter, and compute the length from the pointer: size_t my_strlen(const char *s) {.

3. www.programiz.com › c-programming › examplesC Program to Find the Length of a String

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   String Manipulations In C Programming Using Library Functions. C for Loop. As you know, the best way to find the length of a string is by using the strlen () function. However, in this example, we will find the length of a string manually.

4. www.freecodecamp.org › news › how-to-find-length-ofLength of C String – How to Find the Size of a String in C

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   Apr 16, 2024 · In this this article, you will learn different ways to find the length of a string in C. What are Strings in C? Unlike other programming languages, C doesn’t have a built-in string data type. Instead, strings in C are arrays of characters that have a character called the null terminator \0 at the end. There are many ways to create a string in C.

5. www.programiz.com › c-programming › library-functionC strlen() - C Standard Library - Programiz

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   C strlen () The strlen () function takes a string as an argument and returns its length. The returned value is of type size_t (an unsigned integer type). It is defined in the <string.h> header file.

6. www.geeksforgeeks.org › c-program-to-print-theC Program to Print the Length of a String using Pointers

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   Mar 11, 2023 · Prerequisite: Pointer in C. This article demonstrates the program to find the length of the string using pointers in C. Examples: Input : given_string = “geeksforgeeks”. Output : length of the string = 13. Input : given_string = “coding”. Output : length of the string = 6. Approach: In this program, we make use of the (*) dereference ...

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   How to find the length of a string in C?

   • Write a C program to find the length of a string. The length of a string is the number of characters in it excluding the null character (‘\0’). Examples: Explanation: The string “Hello” has 5 characters. Explanation: The string “GeeksforGeeks” has 13 characters. There can be many different ways to find the length of the string.

   C Program to Find the Length of a String - GeeksforGeeks

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   How to find the length of a string using a for loop?

   • As you know, the best way to find the length of a string is by using the strlen () function. However, in this example, we will find the length of a string manually. Here, using a for loop, we have iterated over characters of the string from i = 0 to until '\0' (null character) is encountered. In each iteration, the value of i is increased by 1.

   C Program to Find the Length of a String

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   How to find the length of a string manually?

   • However, in this example, we will find the length of a string manually. Here, using a for loop, we have iterated over characters of the string from i = 0 to until '\0' (null character) is encountered. In each iteration, the value of i is increased by 1. When the loop ends, the length of the string will be stored in the i variable.

   C Program to Find the Length of a String

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   What is a string in C?

   • Unlike other programming languages, C doesn’t have a built-in string data type. Instead, strings in C are arrays of characters that have a character called the null terminator \0 at the end. There are many ways to create a string in C. Here is an example of one way:

   Length of C String – How to Find the Size of a String in C

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   How to find the length of a string using stdio?

   • The strlen() function is defined in the string.h header file, and is used to find the length of a string. Let’s take the following example: In the example above, I first included the stdio.h header file to be able to use input/output functions such as printf(). I also included the string.h header file so I could use the strlen() function.

   Length of C String – How to Find the Size of a String in C

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   How to find the length of a string using pointer subtraction?

   • We can use pointer subtraction technique to find the length of string. When we subtract the address of the first character from the address of the null terminator, the result tells us how many characters are in between, which equals the string’s length.

   C Program to Find the Length of a String - GeeksforGeeks

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8. www.geeksforgeeks.org › strlen-function-in-cstrlen() function in c - GeeksforGeeks

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   May 29, 2023 · The wcscspn() function in C/C++ searches the first occurrence of a wide character of string_2 in the given wide string_1. It returns the number of wide characters before the first occurrence of that wide character . The search includes the terminating null wide characters. Therefore, the function will return the length of string_1 if none of the ch