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QOJ
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 |
---|---|---|---|---|---|---|---|---|---|
#416721 | #4234. Tic Tac Toe Counting | Lspeed# | WA | 56ms | 4404kb | C++14 | 3.5kb | 2024-05-22 04:11:26 | 2024-05-22 04:11:27 |
Judging History
answer
#include <iostream> // Input/output stream objects
#include <fstream> // File stream objects
#include <sstream> // String stream objects
#include <iomanip> // Input/output manipulators
#include <string> // String class and functions
#include <vector> // Dynamic array
#include <list> // Doubly linked list
#include <set> // Set container
#include <map> // Map container
#include <queue> // Queue container
#include <stack> // Stack container
#include <algorithm> // Algorithms on sequences (e.g., sort, find)
#include <cmath> // Mathematical functions
#include <climits> // LLONG_MAX, LLONG_MIN
#include <ctime> // Date and time functions
#include <cstdlib> // General purpose functions (e.g., memory management)
#include <cstring> // C-style string functions
#include <cctype> // Character classification functions
#include <cassert> // Assert function for debugging
#include <exception> // Standard exceptions
#include <functional> // Function objects
#include <iterator> // Iterator classes
#include <limits> // Numeric limits
#include <locale> // Localization and internationalization
#include <numeric> // Numeric operations (e.g., accumulate)
#include <random> // Random number generators
#include <stdexcept> // Standard exception classes
#include <typeinfo> // Runtime type information
#include <utility> // Utility components (e.g., std::pair)
#include <bitset>
using namespace std;
#define FOR(i, a, b) for(int i = a; i < (b); i++)
#define FORE(i, a, b) for(int i = a; i <= (b); i++)
#define all(x) begin(x), end(x)
#define sz(x) (int)(x).size()
typedef long long ll;
typedef pair<int, int> pii;
typedef vector<int> vi;
#define x first
#define y second
#define mp make_pair
#define PI 3.141592653
#define compress(coord) sort(all(coord)), coord.resize(unique(all(coord)) - coord.begin())
const double eps = 1e-9; // x < eps (x <= 0) x < -eps (x < 0)
const ll inf = LLONG_MAX;
int T, wix, wio;
string s = ".........";
map<string, pair<ll, ll>> m;
bool check_win(string s, char x) {
for (int r = 0; r < 3; r++) {
int st = 3*r;
if (s[st] == x && s[st] == s[st+1] && s[st+1] == s[st+2]) return true; // row
if (s[r] == x && s[r] == s[r + 3] && s[r+3] == s[r+6]) return true; // column
}
if (s[0] == x && s[0] == s[4] && s[4] == s[8]) return true; // diag 1
else if (s[2] == x && s[2] == s[4] && s[4] == s[6]) return true; // diag 2
return false;
}
void sim(int turnx) {
if (m.find(s) != m.end()) return ;
if (check_win(s, 'X')) {
m[s] = mp(1, 0);
return ;
}
else if (check_win(s, 'O')) {
m[s] = mp(0, 1);
return ;
}
string pres(s);
m[s] = mp(0, 0);
for (int i = 0; i < 9; i++) if (s[i] == '.') {
s[i] = turnx ? 'X' : 'O';
sim(turnx ^ 1);
pair<ll, ll> ret = m[s];
m[pres].x += ret.x; m[pres].y += ret.y;
s[i] = '.';
}
return ;
}
int main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cin >> T;
sim(true);
while (T--) {
string ts;
cin >> ts;
int cntx = 0, cnto = 0;
FOR (i, 0, 9) {
if (ts[i] == 'X') cntx++;
else if (ts[i] == 'O') cnto++;
}
if (abs(cntx - cnto) > 1 || (check_win(ts, 'X') && check_win(ts, 'O')) || (cnto > cntx)) {
cout << "-1 -1" << endl;
continue;
}
cout << m[ts].x << " " << m[ts].y << endl;
}
}
详细
Test #1:
score: 100
Accepted
time: 8ms
memory: 4196kb
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: 56ms
memory: 4404kb
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: 23ms
memory: 4140kb
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 14652 7896 -1 -1 14232 10176 -1 -1 1798 1276 -1 -1 2048 756 -1 -1 14652 7896 -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 14232 10176 -1 -1 1798 1276 -1 -1 -1 -1 264 188 1868 1080 239 126 -1 -1 -1 -1 -1 -1 312...
result:
wrong answer 882nd lines differ - expected: '-1 -1', found: '0 0'