program to find (a+b)2 in c

#include<stdio.h>

#include<conio.h>

int main()

{

clrscr();

int a,b,identity;

printf("enter the value a:");

scanf("%d",&a);

printf("enter the value b:");

scanf("%d",&b);

identity=(a*a)+(b*b)+(2*a*b);

printf("the required value is:");

printf("%d",identity);

getch();

return(0);

}