Submission #148934

#	Time	Username	Problem	Language	Result	Execution time	Memory
148934		Seishun Buta Yarou wa Yumemiru Shoujo no Yume wo Minai (#200)	FunctionCup Museum (FXCUP4_museum)	C++17	100 / 100	93 ms	10092 KiB

museum

#include "museum.h"
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;
 
#define fi first
#define se second
#define mp make_pair
#define pb push_back
 
typedef long long ll;
typedef pair<int,int> ii;
typedef vector<int> vi;
typedef unsigned long long ull;
typedef long double ld; 
typedef tree<ii, null_type, less<ii>, rb_tree_tag, tree_order_statistics_node_update> pbds;

int ma[3][111];
int freq[3][111][111];
int s[111][111][111];
ll c(ll n)
{
	return (n*(n-1))/2;
}

long long CountSimilarPairs(std::vector<int> B, std::vector<int> T, std::vector<int> G) 
{
	int n = B.size();
	for(int i=0;i<n;i++)
	{
		ma[0][B[i]]++;
		ma[1][T[i]]++;
		ma[2][G[i]]++;
		freq[0][T[i]][G[i]]++;
		freq[1][G[i]][B[i]]++;
		freq[2][B[i]][T[i]]++;
		s[B[i]][T[i]][G[i]]++;
	}
	ll ans = 0;
	for(int i=0;i<102;i++)
	{
		for(int j=0;j<3;j++)
		{
			ans+=c(ma[j][i]);
		}
	}
	for(int a=0;a<3;a++)
	{
		for(int i=0;i<102;i++)
		{
			for(int j=0;j<102;j++)
			{
				ans-=c(freq[a][i][j]);
			}
		}
	}
	for(int i=0;i<102;i++)
	{
		for(int j=0;j<102;j++)
		{
			for(int k=0;k<102;k++)
			{
				ans+=c(s[i][j][k]);
			}
		}
	}
	return ans;
}

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