#include<iostream>
#include<vector>
using namespace std;
int main()
{
vector<int> num;
int num1;
while(cin>>num1)
cout<<num.size()<<endl;
return 0;
}
#include<iostream>
#include<vector>
using namespace std;
int main()
{
vector<int> num;
int num1;
while(cin>>num1)
cout<<num.size()<<endl;
return 0;
}