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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#414953#4234. Tic Tac Toe Countingivan_len#WA 561ms3804kbC++202.8kb2024-05-20 04:58:392024-05-20 04:58:40

Judging History

This is the latest submission verdict.

  • [2024-05-20 04:58:40]
  • Judged
  • Verdict: WA
  • Time: 561ms
  • Memory: 3804kb
  • [2024-05-20 04:58:39]
  • Submitted

answer

#include<bits/stdc++.h>
using namespace std;
typedef long long LL;
#define PB push_back
#define MP make_pair
#define A first
#define B second
#define SZ(x) int(x.size())
#define FR(i, a, b) for (int i = (a); i < (b); ++i)
#define FOR(i, n) FR(i, 0, n)
const int M = 1000000007;
mt19937_64 rnd(chrono::steady_clock::now().time_since_epoch().count());

int n;

int State(vector<vector<int>>& s) {
    int win = 0;
    FOR(i, 3) {
        if (s[i][0] == s[i][1] && s[i][0] == s[i][2]) {
            if (s[i][0] == 1) win |= 1;
            if (s[i][0] == 2) win |= 2;
        }
        if (s[0][i] == s[1][i] && s[0][i] == s[2][i]) {
            if (s[0][i] == 1) win |= 1;
            if (s[0][i] == 2) win |= 2;
        }
    }
    if (s[0][0] == s[1][1] && s[0][0] == s[2][2]) {
        if (s[0][0] == 1) win |= 1;
        if (s[0][0] == 2) win |= 2;
    }
    if (s[2][0] == s[1][1] && s[2][0] == s[0][2]) {
        if (s[1][1] == 1) win |= 1;
        if (s[1][1] == 2) win |= 2;
    }
    return win;
}

int X, O;

void dfs(vector<vector<int>>& state, int cnt) {
    int win = 0;
    if (cnt >= 5) win = State(state);
    if (win == 3) return;
    if (win == 1) {
        X++;
        return;
    }
    if (win == 2) {
        O++;
        return;
    }
    if (cnt == 9) return;
    int c = ((cnt & 1)?2:1);
    FOR(i, 3) {
        FOR(j, 3) {
            if (state[i][j] == 0) {
                vector<vector<int>> nxt = state;
                nxt[i][j] = c;
                dfs(nxt, cnt + 1);
            }
        }
    }
}

// X for 1, O for 2; . for 0
void solve() {
    vector<vector<int>> state(3, vector<int>(3));
    string s;
    cin >> s;

    X = 0; O = 0;
    FOR(i, 3) {
        FOR(j, 3) {
            if (s[i * 3 + j] == 'X') state[i][j] = 1;
            if (s[i * 3 + j] == 'O') state[i][j] = 2;
        }
    }
    int Xcnt = 0, Ocnt = 0;
    FOR(i, 3) {
        FOR(j, 3) {
            if (state[i][j] == 1) Xcnt++;
            if (state[i][j] == 2) Ocnt++;
        }
    }
    if (Xcnt + Ocnt == 0) {
        cout << "131184 77904\n";
        return;
    }
    if (Xcnt == 1 && Ocnt == 0) {
        if (s[4] == 'X') cout << "15648 5616\n";
        else if (s[0] == 'X' || s[2] == 'X' || s[6] == 'X' || s[8] == 'X') cout << "14232 10176\n";
        else cout << "14652 7896\n";
        return;
    }
  
    if (Xcnt < Ocnt || Xcnt > Ocnt + 1) {
        cout << "-1 -1\n";
        return;
    }
    if (State(state) == 3) {
        cout << "-1 -1\n";
        return;
    }

    dfs(state, Xcnt + Ocnt);
    cout << X << ' ' << O << '\n';
}

int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);
    int numtests;
    cin >> numtests;
    while(numtests--) {
        solve();
    }
}


详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 3584kb

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: 0
Accepted
time: 9ms
memory: 3804kb

input:

100000
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
.........
......

output:

131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
131184 77904
1...

result:

ok 100000 lines

Test #3:

score: -100
Wrong Answer
time: 561ms
memory: 3748kb

input:

100000
.........
X........
O........
.X.......
XX.......
OX.......
.O.......
XO.......
OO.......
..X......
X.X......
O.X......
.XX......
XXX......
OXX......
.OX......
XOX......
OOX......
..O......
X.O......
O.O......
.XO......
XXO......
OXO......
.OO......
XOO......
OOO......
...X.....
X..X.....
O.....

output:

131184 77904
14232 10176
-1 -1
14652 7896
-1 -1
1798 1276
-1 -1
2048 756
-1 -1
14232 10176
-1 -1
1832 1132
-1 -1
-1 -1
220 248
2048 756
268 144
-1 -1
-1 -1
1832 1132
-1 -1
1798 1276
220 248
-1 -1
-1 -1
-1 -1
-1 -1
14652 7896
-1 -1
1798 1276
-1 -1
-1 -1
264 188
1868 1080
239 126
-1 -1
-1 -1
-1 -1
312...

result:

wrong answer 2nd lines differ - expected: '14652 7896', found: '14232 10176'