Task: | Ruudukko |
Sender: | intoo |
Submission time: | 2018-10-09 12:53:23 +0300 |
Language: | C++ |
Status: | READY |
Result: | 45 |
group | verdict | score |
---|---|---|
#1 | ACCEPTED | 31 |
#2 | ACCEPTED | 14 |
#3 | WRONG ANSWER | 0 |
test | verdict | time | group | |
---|---|---|---|---|
#1 | ACCEPTED | 0.03 s | 1 | details |
#2 | ACCEPTED | 0.01 s | 1 | details |
#3 | ACCEPTED | 0.01 s | 1 | details |
#4 | ACCEPTED | 0.02 s | 1 | details |
#5 | ACCEPTED | 0.02 s | 1 | details |
#6 | ACCEPTED | 0.11 s | 1 | details |
#7 | ACCEPTED | 0.03 s | 1 | details |
#8 | ACCEPTED | 0.02 s | 1 | details |
#9 | ACCEPTED | 0.01 s | 1 | details |
#10 | ACCEPTED | 0.01 s | 1 | details |
#11 | ACCEPTED | 0.01 s | 2 | details |
#12 | ACCEPTED | 0.01 s | 2 | details |
#13 | ACCEPTED | 0.03 s | 2 | details |
#14 | ACCEPTED | 0.03 s | 2 | details |
#15 | ACCEPTED | 0.02 s | 2 | details |
#16 | ACCEPTED | 0.02 s | 2 | details |
#17 | ACCEPTED | 0.01 s | 2 | details |
#18 | ACCEPTED | 0.01 s | 2 | details |
#19 | ACCEPTED | 0.02 s | 2 | details |
#20 | ACCEPTED | 0.02 s | 2 | details |
#21 | WRONG ANSWER | 0.01 s | 3 | details |
#22 | WRONG ANSWER | 0.02 s | 3 | details |
#23 | WRONG ANSWER | 0.02 s | 3 | details |
#24 | WRONG ANSWER | 0.02 s | 3 | details |
#25 | WRONG ANSWER | 0.02 s | 3 | details |
#26 | WRONG ANSWER | 0.02 s | 3 | details |
#27 | WRONG ANSWER | 0.02 s | 3 | details |
#28 | WRONG ANSWER | 0.02 s | 3 | details |
#29 | WRONG ANSWER | 0.02 s | 3 | details |
#30 | WRONG ANSWER | 0.02 s | 3 | details |
Code
#include <iostream> using namespace std; const long long P = 1e9+7; int t[505][505], n; bool r[505][3], s[505][3]; long long C = 0, y[505]; long long factorial(long long x) { long long f = 1; for (long long i = 1; i <= x; i++) { f = (f*i) % P; } return f; } void brute(int y, int x) { if (x >= n) { brute(y+1,0); return; } if (y >= n) { bool b = 1; for (int i = 0; i < n; i++) if (!r[i][1] || !r[i][2] || !s[i][1] || !s[i][2]) b = 0; C = (C+b)%P; return; } if (!s[x][1] && !r[y][1] && !t[y][x]) { t[y][x] = 1; s[x][1] = 1; r[y][1] = 1; brute(y,x+1); t[y][x] = 0; s[x][1] = 0; r[y][1] = 0; } if (!s[x][2] && !r[y][2] && !t[y][x]) { t[y][x] = 2; s[x][2] = 1; r[y][2] = 1; brute(y,x+1); t[y][x] = 0; s[x][2] = 0; r[y][2] = 0; } brute(y,x+1); } int main() { char c; cin >> n; if (n > 5) { y[0] = 1; for (int i = 1; i <= n; i++) { y[i] = (i*y[i-1] + (i % 2 ? -1 : 1)) % P; } y[n+1] = (y[n]*factorial(n)) % P; cout << y[n+1] << endl; return 0; } for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { cin >> c; if (c == 'A') { t[i][j] = 1; r[i][1] = 1; s[j][1] = 1; } if (c == 'B') { t[i][j] = 2; r[i][2] = 1; s[j][2] = 1; } } } brute(0,0); cout << C << endl; }
Test details
Test 1
Group: 1
Verdict: ACCEPTED
input |
---|
2 .. .. |
correct output |
---|
2 |
user output |
---|
2 |
Test 2
Group: 1
Verdict: ACCEPTED
input |
---|
2 .. A. |
correct output |
---|
1 |
user output |
---|
1 |
Test 3
Group: 1
Verdict: ACCEPTED
input |
---|
2 B. .A |
correct output |
---|
0 |
user output |
---|
0 |
Test 4
Group: 1
Verdict: ACCEPTED
input |
---|
3 ... ... ... |
correct output |
---|
12 |
user output |
---|
12 |
Test 5
Group: 1
Verdict: ACCEPTED
input |
---|
4 .... .... .... .... |
correct output |
---|
216 |
user output |
---|
216 |
Test 6
Group: 1
Verdict: ACCEPTED
input |
---|
5 ..... ..... ..... ..... ... |
correct output |
---|
5280 |
user output |
---|
5280 |
Test 7
Group: 1
Verdict: ACCEPTED
input |
---|
5 ....A ..... ..... ..... ... |
correct output |
---|
264 |
user output |
---|
264 |
Test 8
Group: 1
Verdict: ACCEPTED
input |
---|
5 B.... ..... ..... .A.B. ... |
correct output |
---|
22 |
user output |
---|
22 |
Test 9
Group: 1
Verdict: ACCEPTED
input |
---|
5 B.A.. ....A ..... A.B.. ... |
correct output |
---|
2 |
user output |
---|
2 |
Test 10
Group: 1
Verdict: ACCEPTED
input |
---|
5 A.B.. BA... .B.A. ...BA ... |
correct output |
---|
1 |
user output |
---|
1 |
Test 11
Group: 2
Verdict: ACCEPTED
input |
---|
10 .......... .......... .......... .......... ... |
correct output |
---|
306442892 |
user output |
---|
306442892 |
Test 12
Group: 2
Verdict: ACCEPTED
input |
---|
50 ................................. |
correct output |
---|
694861480 |
user output |
---|
694861480 |
Test 13
Group: 2
Verdict: ACCEPTED
input |
---|
111 ................................. |
correct output |
---|
555319110 |
user output |
---|
555319110 |
Test 14
Group: 2
Verdict: ACCEPTED
input |
---|
222 ................................. |
correct output |
---|
108372237 |
user output |
---|
108372237 |
Test 15
Group: 2
Verdict: ACCEPTED
input |
---|
333 ................................. |
correct output |
---|
259107857 |
user output |
---|
259107857 |
Test 16
Group: 2
Verdict: ACCEPTED
input |
---|
444 ................................. |
correct output |
---|
19906314 |
user output |
---|
19906314 |
Test 17
Group: 2
Verdict: ACCEPTED
input |
---|
497 ................................. |
correct output |
---|
224313667 |
user output |
---|
224313667 |
Test 18
Group: 2
Verdict: ACCEPTED
input |
---|
498 ................................. |
correct output |
---|
929574601 |
user output |
---|
929574601 |
Test 19
Group: 2
Verdict: ACCEPTED
input |
---|
499 ................................. |
correct output |
---|
600226043 |
user output |
---|
600226043 |
Test 20
Group: 2
Verdict: ACCEPTED
input |
---|
500 ................................. |
correct output |
---|
198353194 |
user output |
---|
198353194 |
Test 21
Group: 3
Verdict: WRONG ANSWER
input |
---|
499 ................................. |
correct output |
---|
840243733 |
user output |
---|
600226043 |
Test 22
Group: 3
Verdict: WRONG ANSWER
input |
---|
499 ........................A........ |
correct output |
---|
4146290 |
user output |
---|
600226043 |
Test 23
Group: 3
Verdict: WRONG ANSWER
input |
---|
499 B.........A...................... |
correct output |
---|
173518884 |
user output |
---|
600226043 |
Test 24
Group: 3
Verdict: WRONG ANSWER
input |
---|
499 ...A....B........................ |
correct output |
---|
20044800 |
user output |
---|
600226043 |
Test 25
Group: 3
Verdict: WRONG ANSWER
input |
---|
499 AB............................... |
correct output |
---|
2 |
user output |
---|
600226043 |
Test 26
Group: 3
Verdict: WRONG ANSWER
input |
---|
500 ................................. |
correct output |
---|
121064146 |
user output |
---|
198353194 |
Test 27
Group: 3
Verdict: WRONG ANSWER
input |
---|
500 ................................. |
correct output |
---|
848435259 |
user output |
---|
198353194 |
Test 28
Group: 3
Verdict: WRONG ANSWER
input |
---|
500 .....B........A.................. |
correct output |
---|
296240911 |
user output |
---|
198353194 |
Test 29
Group: 3
Verdict: WRONG ANSWER
input |
---|
500 .A......B........................ |
correct output |
---|
2196 |
user output |
---|
198353194 |
Test 30
Group: 3
Verdict: WRONG ANSWER
input |
---|
500 ...AB............................ |
correct output |
---|
1 |
user output |
---|
198353194 |