QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#226806 | #3162. Mini Battleship | SolitaryDream# | AC ✓ | 438ms | 3708kb | C++17 | 1.2kb | 2023-10-26 16:41:07 | 2023-10-26 16:41:09 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define FOR(i,s,t) for(int i=(s),_t=(t); i<=_t; ++i)
const int N=6;
char b[N][N];
int c[N][N];
int a[N];
int n,m;
int res=0;
void dfs(int p) {
if(p>m) {
FOR(i,1,n) FOR(j,1,n) {
if(b[i][j]=='X' && c[i][j]) return ;
if(b[i][j]=='O' && !c[i][j]) return ;
}
++res;
return ;
}
int l=a[p];
FOR(i,1,n) {
FOR(j,1,n-l+1) {
int w=0;
FOR(k,j,j+l-1) if(c[i][k]) {w=1;break;}
if(w) continue;
FOR(k,j,j+l-1) c[i][k]=1;
dfs(p+1);
FOR(k,j,j+l-1) c[i][k]=0;
}
}
if(l==1) return ;
FOR(i,1,n) {
FOR(j,1,n-l+1) {
int w=0;
FOR(k,j,j+l-1) if(c[k][i]) {w=1;break;}
if(w) continue;
FOR(k,j,j+l-1) c[k][i]=1;
dfs(p+1);
FOR(k,j,j+l-1) c[k][i]=0;
}
}
}
int main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
cin >> n >> m;
FOR(i,1,n) cin >> b[i]+1;
FOR(i,1,m) cin >> a[i];
dfs(1);
cout << res << '\n';
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3568kb
input:
4 3 .... .OX. .... O..X 3 2 1
output:
132
result:
ok single line: '132'
Test #2:
score: 0
Accepted
time: 1ms
memory: 3676kb
input:
4 4 .X.X .XX. ...X .... 1 2 3 4
output:
6
result:
ok single line: '6'
Test #3:
score: 0
Accepted
time: 0ms
memory: 3604kb
input:
2 2 .. .. 2 2
output:
4
result:
ok single line: '4'
Test #4:
score: 0
Accepted
time: 3ms
memory: 3552kb
input:
5 5 ..... ..... ..... ..... ..... 5 4 3 3 2
output:
80848
result:
ok single line: '80848'
Test #5:
score: 0
Accepted
time: 123ms
memory: 3608kb
input:
5 5 ..... ..... ..... ..... ..... 1 1 1 1 1
output:
6375600
result:
ok single line: '6375600'
Test #6:
score: 0
Accepted
time: 438ms
memory: 3672kb
input:
5 5 ..... ..... ..... ..... ..... 2 2 2 2 2
output:
18840000
result:
ok single line: '18840000'
Test #7:
score: 0
Accepted
time: 6ms
memory: 3616kb
input:
5 5 ..... XX... ..XXX XXXX. ....X 5 1 4 2 3
output:
1
result:
ok single line: '1'
Test #8:
score: 0
Accepted
time: 5ms
memory: 3624kb
input:
5 5 OOOOO XXOOO OOXXX XXXXO OOOOX 5 1 4 2 3
output:
1
result:
ok single line: '1'
Test #9:
score: 0
Accepted
time: 5ms
memory: 3636kb
input:
5 5 OOOOO ..OOO OO... ....O OOOO. 5 1 4 2 3
output:
1
result:
ok single line: '1'
Test #10:
score: 0
Accepted
time: 5ms
memory: 3576kb
input:
5 5 OOOOO OOOOO OOOOO OOOOO OOOOO 5 1 4 2 3
output:
0
result:
ok single line: '0'
Test #11:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
5 5 OOOOO OOOOO OOOOO OOOOO OOOOO 5 5 5 5 5
output:
240
result:
ok single line: '240'
Test #12:
score: 0
Accepted
time: 0ms
memory: 3552kb
input:
1 1 . 1
output:
1
result:
ok single line: '1'
Test #13:
score: 0
Accepted
time: 0ms
memory: 3708kb
input:
1 1 O 1
output:
1
result:
ok single line: '1'
Test #14:
score: 0
Accepted
time: 0ms
memory: 3604kb
input:
1 1 X 1
output:
0
result:
ok single line: '0'
Test #15:
score: 0
Accepted
time: 0ms
memory: 3548kb
input:
4 5 .... .... .... .... 4 4 4 4 4
output:
0
result:
ok single line: '0'
Test #16:
score: 0
Accepted
time: 73ms
memory: 3620kb
input:
5 5 OX.XO XX.XX ..... XX.XX OX.XO 1 1 2 1 1
output:
192
result:
ok single line: '192'
Test #17:
score: 0
Accepted
time: 100ms
memory: 3544kb
input:
5 5 OX.XO XX.XX ..... XX.XX OX.XO 1 1 2 2 1
output:
0
result:
ok single line: '0'
Test #18:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
2 2 O. .X 2 1
output:
2
result:
ok single line: '2'
Test #19:
score: 0
Accepted
time: 0ms
memory: 3700kb
input:
3 5 ... ... ... 2 2 1 2 2
output:
432
result:
ok single line: '432'
Test #20:
score: 0
Accepted
time: 10ms
memory: 3572kb
input:
5 4 O...O ..... ..O.. ..... O...O 2 2 2 2
output:
0
result:
ok single line: '0'
Test #21:
score: 0
Accepted
time: 0ms
memory: 3676kb
input:
3 2 O.O .X. ... 3 2
output:
8
result:
ok single line: '8'
Test #22:
score: 0
Accepted
time: 54ms
memory: 3704kb
input:
5 5 X...O ..... O...X O.X.. ..... 1 1 2 2 5
output:
6856
result:
ok single line: '6856'
Test #23:
score: 0
Accepted
time: 0ms
memory: 3576kb
input:
3 3 .O. ... OO. 3 2 2
output:
44
result:
ok single line: '44'
Test #24:
score: 0
Accepted
time: 0ms
memory: 3544kb
input:
4 3 .... ..X. .... O..X 4 3 1
output:
70
result:
ok single line: '70'
Test #25:
score: 0
Accepted
time: 0ms
memory: 3632kb
input:
3 3 O.X .X. XO. 1 3 3
output:
0
result:
ok single line: '0'
Test #26:
score: 0
Accepted
time: 0ms
memory: 3620kb
input:
2 2 O. .. 1 2
output:
6
result:
ok single line: '6'
Test #27:
score: 0
Accepted
time: 1ms
memory: 3548kb
input:
4 4 .X.. ..XX .O.. X..O 1 3 1 1
output:
714
result:
ok single line: '714'
Test #28:
score: 0
Accepted
time: 0ms
memory: 3552kb
input:
2 2 .. OO 1 2
output:
4
result:
ok single line: '4'
Test #29:
score: 0
Accepted
time: 0ms
memory: 3616kb
input:
4 4 .... O... .... .OO. 3 1 1 2
output:
2390
result:
ok single line: '2390'
Test #30:
score: 0
Accepted
time: 0ms
memory: 3700kb
input:
3 3 ... .X. .XO 2 1 2
output:
36
result:
ok single line: '36'
Test #31:
score: 0
Accepted
time: 20ms
memory: 3544kb
input:
5 5 O.X.O O...O XO... .X.X. .O... 1 3 1 3 5
output:
48
result:
ok single line: '48'
Test #32:
score: 0
Accepted
time: 9ms
memory: 3700kb
input:
5 5 OO.X. ....X X.... ..... ..... 2 2 5 4 2
output:
3204
result:
ok single line: '3204'
Test #33:
score: 0
Accepted
time: 6ms
memory: 3616kb
input:
5 5 ..OX. ..X.. ..... O.... OXX.. 5 1 1 2 5
output:
556
result:
ok single line: '556'
Test #34:
score: 0
Accepted
time: 0ms
memory: 3616kb
input:
5 2 ..... ..X.. .X... ...O. ..... 2 4
output:
112
result:
ok single line: '112'
Test #35:
score: 0
Accepted
time: 0ms
memory: 3640kb
input:
2 2 .. O. 1 1
output:
6
result:
ok single line: '6'
Test #36:
score: 0
Accepted
time: 3ms
memory: 3616kb
input:
5 4 .X.X. X..O. ...O. ..... X..X. 1 3 4 2
output:
2722
result:
ok single line: '2722'
Test #37:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
3 3 O.. XO. .O. 1 1 2
output:
20
result:
ok single line: '20'
Test #38:
score: 0
Accepted
time: 0ms
memory: 3704kb
input:
4 3 ...O ..O. .... .... 1 1 1
output:
84
result:
ok single line: '84'
Test #39:
score: 0
Accepted
time: 0ms
memory: 3696kb
input:
2 2 .. X. 1 2
output:
2
result:
ok single line: '2'
Test #40:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
4 3 X..O .... O... .X.. 1 4 2
output:
63
result:
ok single line: '63'
Test #41:
score: 0
Accepted
time: 0ms
memory: 3608kb
input:
2 2 .O .X 2 2
output:
0
result:
ok single line: '0'
Test #42:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
4 2 ...O .... .... .... 4 2
output:
44
result:
ok single line: '44'
Test #43:
score: 0
Accepted
time: 0ms
memory: 3576kb
input:
4 2 XO.. .... X... .X.. 4 4
output:
0
result:
ok single line: '0'
Test #44:
score: 0
Accepted
time: 0ms
memory: 3620kb
input:
4 4 ..O. .... ..X. .XOO 4 4 1 1
output:
8
result:
ok single line: '8'
Test #45:
score: 0
Accepted
time: 0ms
memory: 3572kb
input:
4 2 .... .... .... ..X. 2 2
output:
334
result:
ok single line: '334'