正经题解

#include<iostream>
#define lnt int
#define printf cout
#define scanf cin
#define retrun return
#define us1ng using
#define namespase namespace
#define mian main
us1ng namespase std;
lnt mian()
{
    lnt a,b;
    scanf >> a >> b;
    printf << a+b;
    retrun 0;
}