C Program to Find the Sum of ASCII Value of All Characters in the String

This is a C Program to find the sum of ASCII values of all characters in a given string.

Problem Description

This program takes a string as input and finds the sum of ASCII values of all characters in a given string.

Problem Solution

1. Take a string as input and store it in the array.
2. Add all the elements of the array.
3. Print the output and exit.

Program/Source Code

Here is source code of the C Program to find the sum of ASCII values of all characters in a given string. The C program is successfully compiled and run on a Linux system. The program output is also shown below.

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/* 
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 * C Program To Find the Sum of ASCII values of All Characters in a

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 * given String
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 */
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#include <stdio.h>
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#include <string.h>
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void main()
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{
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    int sum = 0, i, len;
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    char string1[100];
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    printf("Enter the string : ");
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    scanf("%[^\n]s", string1);
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        len = strlen(string1);
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    for (i = 0; i < len; i++)
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    {
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        sum = sum + string1[i];
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    }
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    printf("\nSum of all characters : %d ",sum);

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}
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Program Explanation

1. Take a string as input and store it in the array string[].
2. Initialize the variable sum to zero. Using for loop increment the variable sum with the elements of the array.
3. Print the variable sum as output.

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Runtime Test Cases

Enter the string : Welcome to Sanfoundry's C Programming Class, Welcome Again to C Class !
 
Sum of all characters : 6307

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If you wish to look at other example programs on Strings, go to C Programming Examples on Strings. If you wish to look at programming examples on all topics, go to C Programming Examples.

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