This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#pragma GCC optimize("Ofast")
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define endl '\n'
#define AI(x) begin(x),end(x)
#ifdef DEBUG
#define debug(args...) LKJ("\033[1;32m[ "+string(#args)+" ]\033[0m", args)
template<class I> void LKJ(I&&x){ cerr << x << '\n'; }
template<class I, class...T> void LKJ(I&&x, T&&...t){ cerr << x << ", ", LKJ(t...); }
template<class I> void OI(I a, I b){ while(a < b) cerr << *a << " \n"[next(a) == b], ++a; }
#else
#define debug(...) 0
#define OI(...) 0
#endif
#define _ ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
signed main(){_
int n;
cin >> n;
int section = 0;
int sub = 0;
int subsub = 0;
for (int i = 0; i < n; ++i) {
string type, name;
cin >> type >> name;
if (type == "section") {
section++;
cout << section << " " << name<<endl;
sub = 0;
subsub = 0;
} else if (type == "subsection") {
sub++;
cout << section << "." << sub << " "<<name<<endl;
subsub = 0;
} else {
subsub++;
cout << section << "." << sub <<"."<<subsub<<" "<<name<<endl;
}
}
return 0;
}
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