oj.uz

답안 #149800

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
149800 2019-09-01T07:11:16 Z 20190901(#3597, tongnamuu, jf297, upple1) 함수컵 박물관 (FXCUP4_museum) C++17
0 / 100
 6 ms 384 KB 
#include "museum.h"
#include <vector>
#include <set>

using namespace std;

using ll = long long;

int arr1[101];
int arr2[101];
int arr3[101];
ll fac[101];

ll CountSimilarPairs(vector<int> B, vector<int> T, vector<int> G)
{
	fac[0] = 1;
	for (int i = 1; i < 101; i++)
		fac[i] = fac[i - 1] * i;

	ll ans = 0;
	int n = (int)B.size();
	for (int i = 0; i < n; i++)
		arr1[B[i]]++;

	for (int i = 0; i < n; i++)
		arr2[T[i]]++;

	for (int i = 0; i < n; i++)
		arr3[G[i]]++;

	for (int i = 0; i < 101; i++)
		if (arr1[i] > 1)
			ans += fac[arr1[i]] / 2;

	for (int i = 0; i < 101; i++)
		if (arr2[i] > 1)
			ans += fac[arr2[i]] / 2;

	for (int i = 0; i < 101; i++)
		if (arr3[i] > 1)
			ans += fac[arr3[i]] / 2;

	set<pair<int, int>> s;
	for (int i = 0; i < n; i++)
		s.insert({ B[i], T[i] });
	ans -= n - (int)s.size();

	s.clear();
	for (int i = 0; i < n; i++)
		s.insert({ G[i], T[i] });
	ans -= n - (int)s.size();

	s.clear();
	for (int i = 0; i < n; i++)
		s.insert({ B[i], G[i] });
	ans -= n - (int)s.size();

	set<pair<int, pair<int, int>>> s2;
	for (int i = 0; i < n; i++)
		s2.insert({ B[i], { T[i], G[i]} });
	ans += 3 * (n - (int)s2.size());

	return ans;
}

Subtask #1
0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Incorrect 6 ms 384 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 73.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Incorrect 6 ms 384 KB Output isn't correct
3 Halted 0 ms 0 KB -