#include <bits/stdc++.h>
#define FR(i, N) for (int i = 0; i < int(N); i++)
#define all(x) begin(x), end(x)
using namespace std;
using ll = long long;
ll MOD = (int)(1e9) + 7;
const int MAXN = 305;
int dp[MAXN][MAXN][MAXN][3];
ll fill(int a, int b, int c, int d) {
if (a == 0 && b == 0 && c == 0) {
return 1;
}
if (a < 0 || b < 0 || c < 0 || d >= 3) {
return 0;
}
if (dp[a][b][c][d] != -1) {
return dp[a][b][c][d];
}
else {
dp[a][b][c][d] = (int)((a*fill(b, c, a-1, 0) + c*fill(b+1, c-1, a, d+1))%MOD);
return dp[a][b][c][d];
}
}
int main() {
cin.tie(0);
cin.sync_with_stdio(0);
FR(i, MAXN) {
FR(j, MAXN) {
FR(k, MAXN) {
FR(z, 3) {
dp[i][j][k][z] = -1;
}
}
}
}
int T;
int N;
cin >> N;
cin >> T;
while (T-->0) {
vector<int> vecs[3];
FR(j, 3) {
FR(i, 2*N) {
int a;
cin >> a;
auto it = find(all(vecs[j]), a);
if (it == vecs[j].end()) {
vecs[j].push_back(a);
}
}
}
int c[3];
memset(c, 0, sizeof(c));
FR(j, 3) {
FR(i, vecs[j].size()) {
if (find(all(vecs[(j+1)%3]), vecs[j][i]) != vecs[(j+1)%3].end()) {
c[j]++;
}
}
}
cout << fill(c[0], c[1], c[2], 0) << '\n';
}
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
189 ms |
333548 KB |
Output isn't correct |
2 |
Incorrect |
186 ms |
333548 KB |
Output isn't correct |
3 |
Incorrect |
187 ms |
333548 KB |
Output isn't correct |
4 |
Incorrect |
192 ms |
333676 KB |
Output isn't correct |
5 |
Incorrect |
205 ms |
333676 KB |
Output isn't correct |
6 |
Incorrect |
219 ms |
333548 KB |
Output isn't correct |
7 |
Incorrect |
232 ms |
333548 KB |
Output isn't correct |
8 |
Incorrect |
262 ms |
333568 KB |
Output isn't correct |
9 |
Incorrect |
300 ms |
333548 KB |
Output isn't correct |
10 |
Incorrect |
339 ms |
333548 KB |
Output isn't correct |