| # | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 909089 | 2024-01-17T05:11:58 Z | lighton | Amusement Park (CEOI19_amusementpark) | C++17 | 33 ms | 31316 KB |
#include<bits/stdc++.h>
#define forf(i,a,b) for(int i = a; i<=b; i++)
#define all(v) v.begin(),v.end()
using namespace std;
typedef long long ll;
int N,M;
pair<int,int> edge[100001];
ll mod1 = 10000007;
ll mod2 = 10000009;
ll mod3 = 10000011;
ll mod = 998244353;
vector<int> perm;
//unordered_set<ll> s1,s2;
int chk1[10000007];
int chk2[10000009];
int chk3[10000011];
int main(){
scanf("%d %d" , &N , &M);
forf(i,1,M){
scanf("%d %d" , &edge[i].first,&edge[i].second);
}
forf(i,1,N) perm.push_back(i);
ll ans = 0;
do{
ll hash1 = 0; ll hash2 = 0; ll hash3 = 0;
ll cnt = 0;
forf(i,1,M){
hash1 *= 2; hash2 *= 2; hash3 *= 2;
if(perm[edge[i].first-1] > perm[edge[i].second-1]){
hash1++; hash2++; hash3++;
cnt++;
}
hash1 %= mod1;
hash2 %= mod2;
hash3 %= mod3;
}
if(chk1[hash1] == 0 && chk2[hash2] == 0 && chk3[hash3] == 0){
ans += cnt;
ans %= mod;
}
chk1[hash1] = 1; chk2[hash2] = 1; chk3[hash3] = 1;
} while((next_permutation(all(perm))));
printf("%lld" , ans);
}
Compilation message
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 1 ms | 348 KB | Output is correct |
| 2 | Correct | 1 ms | 348 KB | Output is correct |
| 3 | Correct | 1 ms | 348 KB | Output is correct |
| 4 | Correct | 0 ms | 348 KB | Output is correct |
| 5 | Correct | 1 ms | 348 KB | Output is correct |
| 6 | Correct | 0 ms | 348 KB | Output is correct |
| 7 | Correct | 0 ms | 348 KB | Output is correct |
| 8 | Correct | 0 ms | 344 KB | Output is correct |
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 1 ms | 348 KB | Output is correct |
| 2 | Correct | 1 ms | 348 KB | Output is correct |
| 3 | Correct | 1 ms | 348 KB | Output is correct |
| 4 | Correct | 0 ms | 348 KB | Output is correct |
| 5 | Correct | 1 ms | 348 KB | Output is correct |
| 6 | Correct | 0 ms | 348 KB | Output is correct |
| 7 | Correct | 0 ms | 348 KB | Output is correct |
| 8 | Correct | 0 ms | 344 KB | Output is correct |
| 9 | Correct | 1 ms | 348 KB | Output is correct |
| 10 | Correct | 1 ms | 344 KB | Output is correct |
| 11 | Correct | 1 ms | 348 KB | Output is correct |
| 12 | Correct | 0 ms | 348 KB | Output is correct |
| 13 | Correct | 0 ms | 348 KB | Output is correct |
| 14 | Correct | 0 ms | 348 KB | Output is correct |
| 15 | Correct | 1 ms | 344 KB | Output is correct |
| 16 | Correct | 0 ms | 348 KB | Output is correct |
| 17 | Correct | 0 ms | 348 KB | Output is correct |
| 18 | Correct | 1 ms | 348 KB | Output is correct |
| 19 | Correct | 1 ms | 348 KB | Output is correct |
| 20 | Correct | 0 ms | 348 KB | Output is correct |
| 21 | Correct | 0 ms | 348 KB | Output is correct |
| 22 | Correct | 1 ms | 348 KB | Output is correct |
| 23 | Correct | 1 ms | 348 KB | Output is correct |
| 24 | Correct | 1 ms | 604 KB | Output is correct |
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 1 ms | 348 KB | Output is correct |
| 2 | Correct | 1 ms | 348 KB | Output is correct |
| 3 | Correct | 1 ms | 348 KB | Output is correct |
| 4 | Correct | 0 ms | 348 KB | Output is correct |
| 5 | Correct | 1 ms | 348 KB | Output is correct |
| 6 | Correct | 0 ms | 348 KB | Output is correct |
| 7 | Correct | 0 ms | 348 KB | Output is correct |
| 8 | Correct | 0 ms | 344 KB | Output is correct |
| 9 | Correct | 1 ms | 348 KB | Output is correct |
| 10 | Correct | 1 ms | 344 KB | Output is correct |
| 11 | Correct | 1 ms | 348 KB | Output is correct |
| 12 | Correct | 0 ms | 348 KB | Output is correct |
| 13 | Correct | 0 ms | 348 KB | Output is correct |
| 14 | Correct | 0 ms | 348 KB | Output is correct |
| 15 | Correct | 1 ms | 344 KB | Output is correct |
| 16 | Correct | 0 ms | 348 KB | Output is correct |
| 17 | Correct | 0 ms | 348 KB | Output is correct |
| 18 | Correct | 1 ms | 348 KB | Output is correct |
| 19 | Correct | 1 ms | 348 KB | Output is correct |
| 20 | Correct | 0 ms | 348 KB | Output is correct |
| 21 | Correct | 0 ms | 348 KB | Output is correct |
| 22 | Correct | 1 ms | 348 KB | Output is correct |
| 23 | Correct | 1 ms | 348 KB | Output is correct |
| 24 | Correct | 1 ms | 604 KB | Output is correct |
| 25 | Correct | 1 ms | 348 KB | Output is correct |
| 26 | Correct | 1 ms | 348 KB | Output is correct |
| 27 | Correct | 1 ms | 348 KB | Output is correct |
| 28 | Correct | 1 ms | 344 KB | Output is correct |
| 29 | Correct | 2 ms | 604 KB | Output is correct |
| 30 | Correct | 3 ms | 2352 KB | Output is correct |
| 31 | Correct | 6 ms | 8284 KB | Output is correct |
| 32 | Correct | 3 ms | 348 KB | Output is correct |
| 33 | Correct | 5 ms | 348 KB | Output is correct |
| 34 | Correct | 7 ms | 348 KB | Output is correct |
| 35 | Correct | 9 ms | 1112 KB | Output is correct |
| 36 | Correct | 16 ms | 9564 KB | Output is correct |
| 37 | Incorrect | 33 ms | 31316 KB | Output isn't correct |
| 38 | Halted | 0 ms | 0 KB | - |
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 1 ms | 348 KB | Output is correct |
| 2 | Correct | 1 ms | 348 KB | Output is correct |
| 3 | Correct | 1 ms | 348 KB | Output is correct |
| 4 | Correct | 0 ms | 348 KB | Output is correct |
| 5 | Correct | 1 ms | 348 KB | Output is correct |
| 6 | Correct | 0 ms | 348 KB | Output is correct |
| 7 | Correct | 0 ms | 348 KB | Output is correct |
| 8 | Correct | 0 ms | 344 KB | Output is correct |
| 9 | Correct | 1 ms | 348 KB | Output is correct |
| 10 | Correct | 1 ms | 344 KB | Output is correct |
| 11 | Correct | 1 ms | 348 KB | Output is correct |
| 12 | Correct | 0 ms | 348 KB | Output is correct |
| 13 | Correct | 0 ms | 348 KB | Output is correct |
| 14 | Correct | 0 ms | 348 KB | Output is correct |
| 15 | Correct | 1 ms | 344 KB | Output is correct |
| 16 | Correct | 0 ms | 348 KB | Output is correct |
| 17 | Correct | 0 ms | 348 KB | Output is correct |
| 18 | Correct | 1 ms | 348 KB | Output is correct |
| 19 | Correct | 1 ms | 348 KB | Output is correct |
| 20 | Correct | 0 ms | 348 KB | Output is correct |
| 21 | Correct | 0 ms | 348 KB | Output is correct |
| 22 | Correct | 1 ms | 348 KB | Output is correct |
| 23 | Correct | 1 ms | 348 KB | Output is correct |
| 24 | Correct | 1 ms | 604 KB | Output is correct |
| 25 | Correct | 1 ms | 348 KB | Output is correct |
| 26 | Correct | 1 ms | 348 KB | Output is correct |
| 27 | Correct | 1 ms | 348 KB | Output is correct |
| 28 | Correct | 1 ms | 344 KB | Output is correct |
| 29 | Correct | 2 ms | 604 KB | Output is correct |
| 30 | Correct | 3 ms | 2352 KB | Output is correct |
| 31 | Correct | 6 ms | 8284 KB | Output is correct |
| 32 | Correct | 3 ms | 348 KB | Output is correct |
| 33 | Correct | 5 ms | 348 KB | Output is correct |
| 34 | Correct | 7 ms | 348 KB | Output is correct |
| 35 | Correct | 9 ms | 1112 KB | Output is correct |
| 36 | Correct | 16 ms | 9564 KB | Output is correct |
| 37 | Incorrect | 33 ms | 31316 KB | Output isn't correct |
| 38 | Halted | 0 ms | 0 KB | - |
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 1 ms | 348 KB | Output is correct |
| 2 | Correct | 1 ms | 348 KB | Output is correct |
| 3 | Correct | 1 ms | 348 KB | Output is correct |
| 4 | Correct | 0 ms | 348 KB | Output is correct |
| 5 | Correct | 1 ms | 348 KB | Output is correct |
| 6 | Correct | 0 ms | 348 KB | Output is correct |
| 7 | Correct | 0 ms | 348 KB | Output is correct |
| 8 | Correct | 0 ms | 344 KB | Output is correct |
| 9 | Correct | 1 ms | 348 KB | Output is correct |
| 10 | Correct | 1 ms | 344 KB | Output is correct |
| 11 | Correct | 1 ms | 348 KB | Output is correct |
| 12 | Correct | 0 ms | 348 KB | Output is correct |
| 13 | Correct | 0 ms | 348 KB | Output is correct |
| 14 | Correct | 0 ms | 348 KB | Output is correct |
| 15 | Correct | 1 ms | 344 KB | Output is correct |
| 16 | Correct | 0 ms | 348 KB | Output is correct |
| 17 | Correct | 0 ms | 348 KB | Output is correct |
| 18 | Correct | 1 ms | 348 KB | Output is correct |
| 19 | Correct | 1 ms | 348 KB | Output is correct |
| 20 | Correct | 0 ms | 348 KB | Output is correct |
| 21 | Correct | 0 ms | 348 KB | Output is correct |
| 22 | Correct | 1 ms | 348 KB | Output is correct |
| 23 | Correct | 1 ms | 348 KB | Output is correct |
| 24 | Correct | 1 ms | 604 KB | Output is correct |
| 25 | Correct | 1 ms | 348 KB | Output is correct |
| 26 | Correct | 1 ms | 348 KB | Output is correct |
| 27 | Correct | 1 ms | 348 KB | Output is correct |
| 28 | Correct | 1 ms | 344 KB | Output is correct |
| 29 | Correct | 2 ms | 604 KB | Output is correct |
| 30 | Correct | 3 ms | 2352 KB | Output is correct |
| 31 | Correct | 6 ms | 8284 KB | Output is correct |
| 32 | Correct | 3 ms | 348 KB | Output is correct |
| 33 | Correct | 5 ms | 348 KB | Output is correct |
| 34 | Correct | 7 ms | 348 KB | Output is correct |
| 35 | Correct | 9 ms | 1112 KB | Output is correct |
| 36 | Correct | 16 ms | 9564 KB | Output is correct |
| 37 | Incorrect | 33 ms | 31316 KB | Output isn't correct |
| 38 | Halted | 0 ms | 0 KB | - |