洛谷B3648 [语言月赛202208] 你几岁了
#include<bits/stdc++.h>
using namespace std;
int main(){int n;cin>>n;cout<<"I am "<<n<<" years old.";return 0;
}
#include<bits/stdc++.h>
using namespace std;
int main(){int n;cin>>n;cout<<"I am "<<n<<" years old.";return 0;
}