#define M1(a,b) a * (b)
#define M2(a,b) (a) + b
#include<stdio.h>
int main(void){
int n1, n2 ;
n1 = 2;
n2 = 3;
n1= M1(n1 - n2, n2 - n1) * M2(n1 + n2, 2 * n2);
}
I2RlZmluZSBNMShhLGIpIGEgKiAoYikKI2RlZmluZSBNMihhLGIpIChhKSArIGIKI2luY2x1ZGU8c3RkaW8uaD4KCmludCBtYWluKHZvaWQpewoJaW50IG4xLCBuMiA7CgluMSA9IDI7CgluMiA9IDM7CgluMT0gTTEobjEgLSBuMiwgbjIgLSBuMSkgKiBNMihuMSArIG4yLCAyICogbjIpOwoJcHJpbnRmKCIlZFxuIiwgbjEpOwp9Cg==