#include<stdio.h> int main() {int x,y; int r1,r2,r3,r4; x=2; y=2; r1=x+y; r2=x-y; r3=x*y; r4=x/y; printf("r1 = %d\n",r1); printf("r2 = %d\n",r2); printf("r3 = %d\n",r3); printf("r4 = %d\n",r4); return 0; }
