oj.uz

답안 #151258

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
151258 2019-09-02T10:37:32 Z jh05013 함수컵 박물관 (FXCUP4_museum) C++17
100 / 100
 470 ms 20040 KB 
#include "museum.h"
#include <map>
using namespace std;
typedef long long ll;
const int MX = 101;

ll BC[MX], TC[MX], GC[MX];
map<pair<int, int>, ll> BT, BG, TG;
map<tuple<int, int, int>, ll> BTG;

long long CountSimilarPairs(std::vector<int> B, std::vector<int> T, std::vector<int> G) {
	int N = B.size();
	long long ans = 0;
	for(int i=0; i<N; i++){
		int b = B[i], t = T[i], g = G[i];
		BC[b]++, TC[t]++, GC[g]++;
		BT[{b,t}]++, BG[{b,g}]++, TG[{t,g}]++;
		BTG[{b,t,g}]++;
	}
	for(int i=0; i<MX; i++){
		ans+= BC[i] * (BC[i]-1);
		ans+= TC[i] * (TC[i]-1);
		ans+= GC[i] * (GC[i]-1);
	}
	for(auto [p,cnt]: BT) ans-= cnt*(cnt-1);
	for(auto [p,cnt]: BG) ans-= cnt*(cnt-1);
	for(auto [p,cnt]: TG) ans-= cnt*(cnt-1);
	for(auto [p,cnt]: BTG) ans+= cnt*(cnt-1);
	return ans/2;
}

Compilation message

museum.cpp: In function 'long long int CountSimilarPairs(std::vector<int>, std::vector<int>, std::vector<int>)':
museum.cpp:25:17: warning: unused variable 'p' [-Wunused-variable]
  for(auto [p,cnt]: BT) ans-= cnt*(cnt-1);
                 ^
museum.cpp:26:17: warning: unused variable 'p' [-Wunused-variable]
  for(auto [p,cnt]: BG) ans-= cnt*(cnt-1);
                 ^
museum.cpp:27:17: warning: unused variable 'p' [-Wunused-variable]
  for(auto [p,cnt]: TG) ans-= cnt*(cnt-1);
                 ^
museum.cpp:28:17: warning: unused variable 'p' [-Wunused-variable]
  for(auto [p,cnt]: BTG) ans+= cnt*(cnt-1);
                 ^

Subtask #1
27.0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 352 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 344 KB Output is correct
6 Correct 3 ms 504 KB Output is correct
7 Correct 3 ms 604 KB Output is correct
8 Correct 3 ms 476 KB Output is correct
9 Correct 5 ms 804 KB Output is correct
10 Correct 5 ms 888 KB Output is correct

Subtask #2
73.0 / 73.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 352 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 344 KB Output is correct
6 Correct 3 ms 504 KB Output is correct
7 Correct 3 ms 604 KB Output is correct
8 Correct 3 ms 476 KB Output is correct
9 Correct 5 ms 804 KB Output is correct
10 Correct 5 ms 888 KB Output is correct
11 Correct 12 ms 1588 KB Output is correct
12 Correct 13 ms 1252 KB Output is correct
13 Correct 104 ms 7032 KB Output is correct
14 Correct 170 ms 9748 KB Output is correct
15 Correct 263 ms 13460 KB Output is correct
16 Correct 64 ms 6300 KB Output is correct
17 Correct 115 ms 6396 KB Output is correct
18 Correct 315 ms 13424 KB Output is correct
19 Correct 461 ms 19932 KB Output is correct
20 Correct 470 ms 20040 KB Output is correct