#include<bits/stdc++.h> using namespace std; int main(){ int a,b; cin>>a>>b; cout <<a<<endl<<b; }

#include<iostream>//头文件 using namespace std;//命名空间 int main()//程序入口 { int a,b;//定义变量 cin>>a>>b;//导入变量数值 cout<<a<<endl<<b;//输出变量 return 0;//程序出口 }

#include <iostream> using namespace std; int main() { int a,b; cin>>a>>b; cout<<a<<endl; cout<<b<<endl; return 0; }

#include <bits/stdc++.h> using namespace std; int main(){ int n,m; cin>>n>>m; cout<<n<<endl; cout<<m; return 0; }

#include<bits/stdc++.h> using namespace std; int main(){ int a,b; cin>>a>>b; cout<<a<<"\n"<<b<<"\n"; return 0; }

#include<iostream> using namespace std; int main(){ int a,b; cin>>a>>b; cout<<a<<endl<<b; }