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() {
ios_base::sync_with_stdio(false);
cin.tie(0);
int n;
cin >> n;
int a = 0, b = 0, c = 0;
for (int i = 0; i < n; i++) {
string x, y;
cin >> x >> y;
if (x == "section") {
a++;
b = c = 0;
cout << a << " " << y << '\n';
} else if (x == "subsection") {
b++;
c = 0;
cout << a << "." << b << " " << y << '\n';
} else {
c++;
cout << a << "." << b << "." << c << " " << y << '\n';
}
}
}
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