This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
int main() {
    int n; cin>>n;
    int x = 0, y = 0, z = 0;
    while(n--) {
        string a, b;
        cin>>a>>b;
        if (a == "section") {
            x++, y =0, z = 0;
            cout<<x<<' ';
            cout<<b<<endl;
        } else if (a == "subsection") {
            y++, z = 0;
            cout<<x<<'.'<<y<<' '<<b<<endl;
        } else {
            z++;
            cout<<x<<'.'<<y<<'.'<<z<<' '<<b<<endl;
        }
    }
    return 0;
}
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