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QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #33779 | #4234. Tic Tac Toe Counting | 4fecta# | TL | 2ms | 3732kb | C++ | 3.3kb | 2022-06-05 05:23:32 | 2022-06-05 05:23:33 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define int ll
#define ld long double
#define pii pair<int, int>
#define f first
#define s second
#define boost() cin.tie(0), cin.sync_with_stdio(0)
const int MN = 15;
int t, wx, wo;
bool valid(string s) {
int cx = 0, co = 0;
for (char c : s) if (c == 'X') cx++;
for (char c : s) if (c == 'O') co++;
if (cx != co && cx != co + 1) return false;
bool okx = 0, oko = 0;
if (s[0] == 'O' && s[1] == 'O' && s[2] == 'O') oko = 1;
if (s[3] == 'O' && s[4] == 'O' && s[5] == 'O') oko = 1;
if (s[6] == 'O' && s[7] == 'O' && s[8] == 'O') oko = 1;
if (s[0] == 'O' && s[3] == 'O' && s[6] == 'O') oko = 1;
if (s[1] == 'O' && s[4] == 'O' && s[7] == 'O') oko = 1;
if (s[2] == 'O' && s[5] == 'O' && s[8] == 'O') oko = 1;
if (s[0] == 'O' && s[4] == 'O' && s[8] == 'O') oko = 1;
if (s[2] == 'O' && s[4] == 'O' && s[6] == 'O') oko = 1;
if (s[0] == 'X' && s[1] == 'X' && s[2] == 'X') okx = 1;
if (s[3] == 'X' && s[4] == 'X' && s[5] == 'X') okx = 1;
if (s[6] == 'X' && s[7] == 'X' && s[8] == 'X') okx = 1;
if (s[0] == 'X' && s[3] == 'X' && s[6] == 'X') okx = 1;
if (s[1] == 'X' && s[4] == 'X' && s[7] == 'X') okx = 1;
if (s[2] == 'X' && s[5] == 'X' && s[8] == 'X') okx = 1;
if (s[0] == 'X' && s[4] == 'X' && s[8] == 'X') okx = 1;
if (s[2] == 'X' && s[4] == 'X' && s[6] == 'X') okx = 1;
return !okx || !oko;
}
void rec(string s) {
bool okx = 0, oko = 0;
if (s[0] == 'O' && s[1] == 'O' && s[2] == 'O') oko = 1;
if (s[3] == 'O' && s[4] == 'O' && s[5] == 'O') oko = 1;
if (s[6] == 'O' && s[7] == 'O' && s[8] == 'O') oko = 1;
if (s[0] == 'O' && s[3] == 'O' && s[6] == 'O') oko = 1;
if (s[1] == 'O' && s[4] == 'O' && s[7] == 'O') oko = 1;
if (s[2] == 'O' && s[5] == 'O' && s[8] == 'O') oko = 1;
if (s[0] == 'O' && s[4] == 'O' && s[8] == 'O') oko = 1;
if (s[2] == 'O' && s[4] == 'O' && s[6] == 'O') oko = 1;
if (s[0] == 'X' && s[1] == 'X' && s[2] == 'X') okx = 1;
if (s[3] == 'X' && s[4] == 'X' && s[5] == 'X') okx = 1;
if (s[6] == 'X' && s[7] == 'X' && s[8] == 'X') okx = 1;
if (s[0] == 'X' && s[3] == 'X' && s[6] == 'X') okx = 1;
if (s[1] == 'X' && s[4] == 'X' && s[7] == 'X') okx = 1;
if (s[2] == 'X' && s[5] == 'X' && s[8] == 'X') okx = 1;
if (s[0] == 'X' && s[4] == 'X' && s[8] == 'X') okx = 1;
if (s[2] == 'X' && s[4] == 'X' && s[6] == 'X') okx = 1;
if (okx) {wx++; return;}
if (oko) {wo++; return;}
int cx = 0, co = 0;
for (char c : s) if (c == 'X') cx++;
for (char c : s) if (c == 'O') co++;
if (cx == co) {
for (int i = 0; i < 9; i++) {
if (s[i] != '.') continue;
s[i] = 'X';
rec(s);
s[i] = '.';
}
} else {
for (int i = 0; i < 9; i++) {
if (s[i] != '.') continue;
s[i] = 'O';
rec(s);
s[i] = '.';
}
}
}
int32_t main() {
boost();
cin >> t;
while (t--) {
string s;
cin >> s;
wx = wo = 0;
if (!valid(s)) {printf("-1 -1\n"); continue;}
rec(s);
printf("%lld %lld\n", wx, wo);
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 2ms
memory: 3732kb
input:
4 XX..O.... X...OX... OOOX.X.X. OOOXXX...
output:
191 194 232 200 0 1 -1 -1
result:
ok 4 lines
Test #2:
score: -100
Time Limit Exceeded
input:
100000 ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......... ......