#include <bits/stdc++.h> using namespace std; int main(){ int n,m; cin>>n>>m; if(n==m){ cout<<"NO"; }else{ cout<<"YES"; } return 0; }

####前言#### 简单，懒得喷。 ####代码部分#### ####总结部分#### 还是那三个字：好简单！

#include <iostream> using namespace std; int main(){ int a,b,c; cin>>a>>b; if(a!=b) { cout<<"YES"; } else { cout<<"NO"; } return 0; }

#include<iostream> #include<cstdio> using namespace std; const string yes = "YES"; const string no = "NO"; void game() { int a,b; cin>>a>>b; cout<<(a != b?yes:no); return ; } int main() { game(); return 0; }

#include <iostream> using namespace std; int main(){ int a,b; cin>>a>>b; if(a!=b){ cout<<"YES"; }else cout<<"NO"; return 0; }

#include <bits/stdc++.h> using namespace std; int main() { int a,b; cin>>a>>b; if(a!=b) { cout<<"YES"; } else { cout<<"NO"; } return 0; }

#include <iostream> using namespace std; int main(){ int a,b; scanf("%d%d",&a,&b); if(a==b) printf("NO\n"); else printf("YES\n"); return 0; }

#include<bits/stdc++.h> using namespace std; int main(){ int a , b; cin >> a >> b; if(a != b) cout << "YES"; else cout << "NO"; return 0; }