C program to find perimeter of a rectangle

C Programming Language Fundamentals of C Language (Article) Fundamentals of C Language (Program)

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Program:

/**
 * C program to find perimeter of rectangle
 */
 
#include"stdio.h"
 
int main()
{
    float length, width, perimeter;
 
    /*
     * Reads length and width of rectangle from user
     */
    printf("Enter length of the rectangle: ");
    scanf("%f", &length);
    printf("Enter width of the rectangle: ");
    scanf("%f", &width);
 
    /* Calculates perimeter of rectangle */
    perimeter = 2 * (length + width);
 
    /* Prints perimeter of rectangle */
    printf("Perimeter of rectangle = %f units \n", perimeter);
 
    return 0;
} 

Output:

Enter length of the rectangle: 6
Enter width of the rectangle: 5
Perimeter of rectangle = 22.000000 units
Press any key to continue . . .

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