//a244: 新手訓練 ~ for + if

#include<iostream>

using namespace std;

int main(){

int n;

cin >> n;

for(int i=1; n>=i; i++){

int a, b, c;

cin >> a >> b >> c;

if(1 <= a <= 4){

if(a==1){

cout << b+c << endl;

}

else if(a==2){

cout << b-c << endl;

}

else if(a==3){

cout << b*c << endl;

}

else{

cout << b/c << endl;

}

}

}

return 0;

}