In this tutorial, we are going to write a C Program to find the square of a number using a function in C Programming with practical program code and step-by-step full complete explanation.
C Program to find the square of a number using a function
#include<stdio.h> #include<conio.h> void main() { int rev(int); int r,a; clrscr(); printf("Enter any number: "); scanf("%d",&a); r = rev(a); printf("Square is: %d",r); getch(); } int rev(int x) { return(x*x); }
Output
Enter any number: 5 Square is: 25