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 n,s=0,ss=0,sss=0;
string op,t;
int main() {
    ios::sync_with_stdio(0);cin.tie(0);
    cin>>n;
    for(int i=1;i<=n;i++) {
        cin>>op>>t;
        if(op=="section") {
            s++;
            cout<<s<<' '<<t<<'\n';
            ss=sss=0;
        } else if(op=="subsection") {
            ss++;
            cout<<s<<'.'<<ss<<' '<<t<<'\n';
            sss=0;
        } else {
            sss++;
            cout<<s<<'.'<<ss<<'.'<<sss<<' '<<t<<'\n';
        }
    }
    return 0;
}
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