#include <stdio.h>
#include <conio.h>
main()
{ 
 float a,c;
 printf("Program:Calculate the area fo a square\n");
 printf("Input A :");
 scanf("%g",&a); 
 c=a*a;
 printf("\nOut put : %g",c);
 printf("\nBy:Kasis Junkham No.2");
}