#include<bits/stdc++.h>
using namespace std;
int main()
{
    int n;
    cin>>n;
    if(n==0||n==1)
    cout<<"today, I ate "<<n<<" apple."<<endl;
    else
    cout<<"today, I ate "<<n<<" apples."<<endl;
    return 0;
}

实在是搞不懂