| # |
제출 시각 |
아이디 |
문제 |
언어 |
결과 |
실행 시간 |
메모리 |
| 63180 |
2018-08-01T04:09:48 Z |
노영훈(#1832) |
Paths (BOI18_paths) |
C++11 |
|
605 ms |
53176 KB |
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
const int MX=300010, inf=2e9;
int n, m, k;
vector<int> G[MX];
int C[MX];
int A[MX][5];
int B[MX][25];
int main(){
ios::sync_with_stdio(0); cin.tie(0);
cin>>n>>m>>k;
for(int i=1; i<=n; i++) cin>>C[i], C[i]--;
for(int i=1; i<=m; i++){
int u,v; cin>>u>>v;
G[u].push_back(v);
G[v].push_back(u);
}
for(int i=1; i<=n; i++) for(int x:G[i]) A[i][C[x]]++;
for(int i=1; i<=n; i++) A[i][C[i]]=0;
for(int i=1; i<=n; i++)
for(int x:G[i])
for(int j=0; j<k; j++) B[i][C[x]*5+j]+=A[x][j];
ll ans=0;
for(int i=1; i<=n; i++){
// 2
for(int a=0; a<k; a++) ans+=A[i][a];
// 3
for(int a=0; a<k; a++)
for(int b=a+1; b<k; b++) ans+=2LL*A[i][a]*A[i][b];
if(k==3) continue;
// 4
for(int a=0; a<k; a++) for(int b=0; b<k; b++) for(int c=0; c<k; c++){
if(a==b || b==c || c==a) continue;
if(a==C[i] || b==C[i] || c==C[i]) continue;
ans+=1LL*A[i][a]*B[i][b*5+c];
}
if(k==4) continue;
}
cout<<ans<<'\n';
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
8 ms |
7416 KB |
Output is correct |
| 2 |
Correct |
8 ms |
7416 KB |
Output is correct |
| 3 |
Correct |
8 ms |
7600 KB |
Output is correct |
| 4 |
Correct |
8 ms |
7600 KB |
Output is correct |
| 5 |
Correct |
9 ms |
7600 KB |
Output is correct |
| 6 |
Correct |
8 ms |
7600 KB |
Output is correct |
| 7 |
Correct |
9 ms |
7740 KB |
Output is correct |
| 8 |
Correct |
10 ms |
7740 KB |
Output is correct |
| 9 |
Correct |
9 ms |
7740 KB |
Output is correct |
| 10 |
Correct |
8 ms |
7740 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
129 ms |
11844 KB |
Output is correct |
| 2 |
Correct |
84 ms |
11844 KB |
Output is correct |
| 3 |
Correct |
512 ms |
52520 KB |
Output is correct |
| 4 |
Correct |
193 ms |
52520 KB |
Output is correct |
| 5 |
Correct |
231 ms |
52520 KB |
Output is correct |
| 6 |
Correct |
307 ms |
52520 KB |
Output is correct |
| 7 |
Correct |
522 ms |
52520 KB |
Output is correct |
| 8 |
Correct |
495 ms |
53176 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
8 ms |
7416 KB |
Output is correct |
| 2 |
Correct |
8 ms |
7416 KB |
Output is correct |
| 3 |
Correct |
8 ms |
7600 KB |
Output is correct |
| 4 |
Correct |
8 ms |
7600 KB |
Output is correct |
| 5 |
Correct |
9 ms |
7600 KB |
Output is correct |
| 6 |
Correct |
8 ms |
7600 KB |
Output is correct |
| 7 |
Correct |
9 ms |
7740 KB |
Output is correct |
| 8 |
Correct |
10 ms |
7740 KB |
Output is correct |
| 9 |
Correct |
9 ms |
7740 KB |
Output is correct |
| 10 |
Correct |
8 ms |
7740 KB |
Output is correct |
| 11 |
Correct |
129 ms |
11844 KB |
Output is correct |
| 12 |
Correct |
84 ms |
11844 KB |
Output is correct |
| 13 |
Correct |
512 ms |
52520 KB |
Output is correct |
| 14 |
Correct |
193 ms |
52520 KB |
Output is correct |
| 15 |
Correct |
231 ms |
52520 KB |
Output is correct |
| 16 |
Correct |
307 ms |
52520 KB |
Output is correct |
| 17 |
Correct |
522 ms |
52520 KB |
Output is correct |
| 18 |
Correct |
495 ms |
53176 KB |
Output is correct |
| 19 |
Correct |
99 ms |
53176 KB |
Output is correct |
| 20 |
Correct |
88 ms |
53176 KB |
Output is correct |
| 21 |
Correct |
464 ms |
53176 KB |
Output is correct |
| 22 |
Correct |
237 ms |
53176 KB |
Output is correct |
| 23 |
Correct |
161 ms |
53176 KB |
Output is correct |
| 24 |
Correct |
307 ms |
53176 KB |
Output is correct |
| 25 |
Correct |
419 ms |
53176 KB |
Output is correct |
| 26 |
Correct |
516 ms |
53176 KB |
Output is correct |
| 27 |
Correct |
82 ms |
53176 KB |
Output is correct |
| 28 |
Correct |
108 ms |
53176 KB |
Output is correct |
| 29 |
Correct |
562 ms |
53176 KB |
Output is correct |
| 30 |
Correct |
363 ms |
53176 KB |
Output is correct |
| 31 |
Correct |
348 ms |
53176 KB |
Output is correct |
| 32 |
Correct |
605 ms |
53176 KB |
Output is correct |
| 33 |
Correct |
10 ms |
53176 KB |
Output is correct |
| 34 |
Correct |
12 ms |
53176 KB |
Output is correct |
| 35 |
Correct |
10 ms |
53176 KB |
Output is correct |
| 36 |
Correct |
10 ms |
53176 KB |
Output is correct |
| 37 |
Correct |
9 ms |
53176 KB |
Output is correct |
| 38 |
Correct |
9 ms |
53176 KB |
Output is correct |
| 39 |
Correct |
9 ms |
53176 KB |
Output is correct |
| 40 |
Correct |
9 ms |
53176 KB |
Output is correct |
| 41 |
Correct |
9 ms |
53176 KB |
Output is correct |
| 42 |
Correct |
8 ms |
53176 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
9 ms |
53176 KB |
Output is correct |
| 2 |
Incorrect |
40 ms |
53176 KB |
Output isn't correct |
| 3 |
Halted |
0 ms |
0 KB |
- |
