結果

問題 No.43 野球の試合
ユーザー Coki628
提出日時 2020-06-04 00:10:52
言語 Python3
(3.13.1 + numpy 2.2.1 + scipy 1.14.1)
結果
TLE  
実行時間 -
コード長 1,895 bytes
コンパイル時間 100 ms
コンパイル使用メモリ 13,056 KB
実行使用メモリ 169,364 KB
最終ジャッジ日時 2024-11-26 10:42:22
合計ジャッジ時間 7,070 ms
ジャッジサーバーID
（参考情報） 		judge2 / judge3
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 4
other AC * 5 WA * 1 TLE * 1
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

import sys
def input(): return sys.stdin.readline().strip()
def list2d(a, b, c): return [[c] * b for i in range(a)]
def list3d(a, b, c, d): return [[[d] * c for j in range(b)] for i in range(a)]
def list4d(a, b, c, d, e): return [[[[e] * d for j in range(c)] for j in range(b)] for i in range(a)]
def ceil(x, y=1): return int(-(-x // y))
def INT(): return int(input())
def MAP(): return map(int, input().split())
def LIST(N=None): return list(MAP()) if N is None else [INT() for i in range(N)]
def Yes(): print('Yes')
def No(): print('No')
def YES(): print('YES')
def NO(): print('NO')
sys.setrecursionlimit(10 ** 9)
INF = 10 ** 19
MOD = 10 ** 9 + 7
EPS = 10 ** -10
N = INT()
grid = []
for i in range(N):
    grid += list(input())
def check(grid):
    win = [0] * N
    for i in range(N):
        for j in range(i+1, N):
            if grid[i*N+j] == 'o':
                win[i] += 1
            elif grid[i*N+j] == 'x':
                win[j] += 1
    win = [(a, i) for i, a in enumerate(win)]
    win.sort(reverse=1)
    rank = [0] * N
    cur = 1
    rank[win[0][1]] = cur
    for i in range(1, N):
        if win[i][0] != win[i-1][0]:
            cur += 1
        rank[win[i][1]] = cur
    return rank[0]
memo = {}
def rec(grid):
    if tuple(grid) in memo:
        return memo[tuple(grid)]
    done = True
    res = INF
    for i in range(N):
        for j in range(i+1, N):
            if grid[i*N+j] == '-':
                done = False
                grid[i*N+j] = 'o'
                grid[j*N+i] = 'x'
                res = min(res, rec(grid))
                if i != 0:
                    grid[i*N+j] = 'x'
                    grid[j*N+i] = 'o'
                    res = min(res, rec(grid))
                grid[i*N+j] = '-'
                grid[j*N+i] = '-'
    if done:
        res = min(res, check(grid))
    memo[tuple(grid)] = res
    return res
ans = rec(grid)
print(ans)
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