#include<iostream>
using namespace std;
int main(){
int a = 1;
int b = 2;
cout << a+b << endl;
cout << "Hello World" << endl;
return 0;
}
I2luY2x1ZGU8aW9zdHJlYW0+Cgp1c2luZyBuYW1lc3BhY2Ugc3RkOwppbnQgbWFpbigpewogICAgaW50IGEgPSAxOwogICAgaW50IGIgPSAyOyAKICAgIAogICBjb3V0IDw8IGErYiA8PCBlbmRsOwogICBjb3V0IDw8ICJIZWxsbyBXb3JsZCIgPDwgZW5kbDsKICAKICAgIHJldHVybiAwOwp9