oj.uz

답안 #80252

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
80252 2018-10-19T16:50:05 Z MatheusLealV Lozinke (COCI17_lozinke) C++17
90 / 100
 1000 ms 17508 KB 
#include <bits/stdc++.h>
#define N 20050
using namespace std;
typedef long long ll;

int n;

ll ans;

map<string, int> mapa;

string v[N];

int main()
{
	ios::sync_with_stdio(false); cin.tie(0);

	cin>>n;

	for(int t = 1; t <= n; t++)
	{
		string s;

		set<string> ss;

		cin>>s;

    v[t] = s;

		ans += (ll)mapa[s];

		for(int i = 0; i < s.size(); i++)
		{
			string aux;

			for(int j = i; j < s.size(); j++)
			{
				aux.push_back(s[j]);

				ss.insert(aux);
			}
		}

		for(auto x: ss) mapa[x] ++;
	}

  mapa.clear();

  for(int t = n; t >= 1; t--)
	{
		string s = v[t];

		set<string> ss;

		ans += (ll)mapa[s];

		for(int i = 0; i < s.size(); i++)
		{
			string aux;

			for(int j = i; j < s.size(); j++)
			{
				aux.push_back(s[j]);

				ss.insert(aux);
			}
		}

		for(auto x: ss) mapa[x] ++;
	}

	cout<<ans<<"\n";
}

Compilation message

lozinke.cpp: In function 'int main()':
lozinke.cpp:32:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i < s.size(); i++)
                  ~~^~~~~~~~~~
lozinke.cpp:36:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int j = i; j < s.size(); j++)
                   ~~^~~~~~~~~~
lozinke.cpp:57:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i < s.size(); i++)
                  ~~^~~~~~~~~~
lozinke.cpp:61:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int j = i; j < s.size(); j++)
                   ~~^~~~~~~~~~

Subtask #1
90.0 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 1016 KB Output is correct
2 Correct 3 ms 1024 KB Output is correct
3 Correct 4 ms 1072 KB Output is correct
4 Correct 5 ms 1248 KB Output is correct
5 Correct 28 ms 1584 KB Output is correct
6 Correct 40 ms 1584 KB Output is correct
7 Correct 49 ms 2320 KB Output is correct
8 Correct 77 ms 3232 KB Output is correct
9 Correct 238 ms 3280 KB Output is correct
10 Correct 461 ms 8300 KB Output is correct
11 Correct 340 ms 8300 KB Output is correct
12 Execution timed out 1074 ms 17308 KB Time limit exceeded
13 Correct 611 ms 17308 KB Output is correct
14 Correct 719 ms 17308 KB Output is correct
15 Execution timed out 1076 ms 17508 KB Time limit exceeded
16 Correct 592 ms 17508 KB Output is correct
17 Correct 142 ms 17508 KB Output is correct
18 Correct 102 ms 17508 KB Output is correct
19 Correct 964 ms 17508 KB Output is correct
20 Correct 286 ms 17508 KB Output is correct