不正经题解

#include<bits/stdc++.h>
using namespace std;
#define onekun 1
#define nokun 0
#define ikun for
#define jj while
#define kunint int
#define kunll long long
#define kunchar char
#define kunstring string
#define ji main
#define kunin cin
#define kunout cout
#define jinitaimei return
kunint ji(){
    kunll n;
    kunin>>n;
    kunout<<n;
    jinitaimei nokun;
}