oj.uz

Submission #952846

# Submission time Handle Problem Language Result Execution time Memory
952846 2024-03-25T02:49:57 Z koukirocks Paths (BOI18_paths) C++17
0 / 100
 1 ms 604 KB 
#include <bits/stdc++.h>
#define speed ios_base::sync_with_stdio(0); cin.tie(0)
#define all(x) (x).begin(),(x).end()
#define F first
#define S second
 
namespace{using namespace std;}
typedef long long ll;
typedef double db;
typedef long double ldb;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
 
const ll MAX=15+10,P=1e9+7;
const ll INF=0x3f3f3f3f,oo=0x3f3f3f3f3f3f3f3f;

int n,m,k;
int clr[MAX];
vector<int> G[MAX];

int main() {
	speed;
	cin>>n>>m>>k;
	for (int i=1;i<=n;i++) {
		cin>>clr[i];
	}
	for (int i=0;i<m;i++) {
		int a,b;
		cin>>a>>b;
		G[a].push_back(b);
		G[b].push_back(a);
	}
	ll l2=0;
	ll l3=0;
	for (int i=1;i<=n;i++) {
		ll cal[4]={0,0,0,0};
		for (int u:G[i]) cal[clr[u]]++;
		for (int c=1;c<=k;c++) {
			if (c==clr[i]) continue;
			l2+=cal[c];
			for (int c2=c+1;c2<=k;c2++) {
				if (c2==clr[i]) continue;
				l3+=cal[c]*cal[c2];
			}
		}
	}
	cout<<l2+l3*2<<"\n";
	return 0;
}

Subtask #1
0 / 23.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 604 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -