C Exercises: Return the absolute value of an integer
C Variable Type : Exercise-16 with Solution
Write a C program to return the absolute value of an integer.
Sample Solution:
C Code:
#include<stdio.h> // Include the standard input/output header file.
#include<stdlib.h> // Include the standard library header file.
int main () // Start of the main function.
{
int num; // Declare an integer variable 'num'.
printf("\n Input a positive or negative number :"); // Prompt the user to input a number.
scanf("%d",&num); // Read the user's input and store it in 'num'.
printf (" The absolute value of the given number is : %d\n\n",abs(num)); // Calculate and print the absolute value of 'num'.
return 0; // Return 0 to indicate successful execution of the program.
} // End of the main function.
Sample Output:
Input a positive or negative number :-25 The absolute value of the given number is : 25
Flowchart:

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