Submission #148909

#	Time	Username	Problem	Language	Result	Execution time	Memory
148909		Avengers (#200)	FunctionCup Museum (FXCUP4_museum)	C++17	100 / 100	96 ms	13416 KiB

museum

#include <bits/stdc++.h>
#define fr(i, n, m) for(int i = (n); i < (m); i ++)
#define pb push_back
#define st first
#define nd second
#define pq priority_queue
#define all(x) begin(x),end(x)

using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
ll const inf = 1e9;
ll const mod = 1e9 + 7;
ld const eps = 1e-9;
#include "museum.h"
ll _1[101];
ll _2[101];
ll _3[101];
ll _12[101][101];
ll _13[101][101];
ll _23[101][101];
ll cnt[101][101][101];
long long CountSimilarPairs(std::vector<int> B, std::vector<int> T, std::vector<int> G) {
	int N = B.size();
	ll ans = 0;

	fr(i, 0, N){
                if(i > 0){
                        ans += _1[B[i]] + _2[T[i]] + _3[G[i]] - _12[B[i]][T[i]] - _13[B[i]][G[i]] - _23[T[i]][G[i]] + cnt[B[i]][T[i]][G[i]];
                }
                _1[B[i]] ++;
                _2[T[i]] ++;
                _3[G[i]] ++;
                _12[B[i]][T[i]] ++;
                _13[B[i]][G[i]] ++;
                _23[T[i]][G[i]] ++;
                cnt[B[i]][T[i]][G[i]] ++;
	}

	return ans;
}
/*

int main()
{
    cout << CountSimilarPairs({1, 2, 3, 4, 1}, {1, 2, 1, 2, 1}, {1, 1, 2, 2, 3}) << endl;
    return 0;
}
*/

• Subtask 1: 27 / 27
• Subtask 2: 73 / 73