結果

問題 No.1780 [Cherry Anniversary] 真冬に咲く26の櫻の木
ユーザー mkawa2mkawa2
提出日時 2021-12-09 09:15:43
言語 PyPy3
(7.3.15)
結果
AC  
実行時間 496 ms / 2,000 ms
コード長 2,034 bytes
コンパイル時間 382 ms
コンパイル使用メモリ 82,308 KB
実行使用メモリ 77,576 KB
最終ジャッジ日時 2024-07-16 19:26:02
合計ジャッジ時間 12,976 ms
ジャッジサーバーID
(参考情報)
judge5 / judge4
このコードへのチャレンジ
(要ログイン)

テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 57 ms
67,800 KB
testcase_01 AC 78 ms
75,848 KB
testcase_02 AC 150 ms
76,828 KB
testcase_03 AC 141 ms
76,416 KB
testcase_04 AC 159 ms
76,728 KB
testcase_05 AC 142 ms
76,672 KB
testcase_06 AC 149 ms
77,056 KB
testcase_07 AC 154 ms
76,700 KB
testcase_08 AC 153 ms
76,756 KB
testcase_09 AC 152 ms
77,576 KB
testcase_10 AC 146 ms
77,012 KB
testcase_11 AC 141 ms
76,692 KB
testcase_12 AC 123 ms
76,272 KB
testcase_13 AC 107 ms
76,116 KB
testcase_14 AC 297 ms
77,284 KB
testcase_15 AC 426 ms
76,868 KB
testcase_16 AC 385 ms
77,344 KB
testcase_17 AC 271 ms
76,944 KB
testcase_18 AC 338 ms
77,172 KB
testcase_19 AC 290 ms
76,892 KB
testcase_20 AC 355 ms
77,264 KB
testcase_21 AC 473 ms
77,244 KB
testcase_22 AC 496 ms
77,184 KB
testcase_23 AC 319 ms
77,204 KB
testcase_24 AC 472 ms
76,996 KB
testcase_25 AC 297 ms
76,964 KB
testcase_26 AC 295 ms
76,748 KB
testcase_27 AC 352 ms
77,020 KB
testcase_28 AC 284 ms
76,868 KB
testcase_29 AC 280 ms
76,984 KB
testcase_30 AC 413 ms
76,948 KB
testcase_31 AC 297 ms
77,036 KB
testcase_32 AC 269 ms
76,812 KB
testcase_33 AC 340 ms
76,696 KB
testcase_34 AC 42 ms
61,400 KB
testcase_35 AC 211 ms
76,852 KB
testcase_36 AC 42 ms
60,496 KB
testcase_37 AC 211 ms
76,300 KB
testcase_38 AC 241 ms
76,492 KB
testcase_39 AC 256 ms
76,748 KB
testcase_40 AC 256 ms
77,156 KB
testcase_41 AC 268 ms
76,668 KB
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 #

import sys

sys.setrecursionlimit(200005)
int1 = lambda x: int(x)-1
pDB = lambda *x: print(*x, end="\n", file=sys.stderr)
p2D = lambda x: print(*x, sep="\n", end="\n\n", file=sys.stderr)
def II(): return int(sys.stdin.readline())
def LI(): return list(map(int, sys.stdin.readline().split()))
def LLI(rows_number): return [LI() for _ in range(rows_number)]
def LI1(): return list(map(int1, sys.stdin.readline().split()))
def LLI1(rows_number): return [LI1() for _ in range(rows_number)]
def SI(): return sys.stdin.readline().rstrip()
dij = [(0, 1), (-1, 0), (0, -1), (1, 0)]
# dij = [(0, 1), (-1, 0), (0, -1), (1, 0), (1, 1), (1, -1), (-1, 1), (-1, -1)]
inf = 18446744073709551615
# inf = 4294967295
# md = 10**9+7
# md = 998244353
md = 10**8+9

def dot(aa, bb):
    h = len(aa)
    w = len(bb[0])
    res = [[0]*w for _ in range(h)]
    for i, row in enumerate(aa):
        for j, col in enumerate(zip(*bb)):
            v = -inf
            for a, b in zip(row, col):
                if a == -inf or b == -inf: continue
                cur = a+b
                if cur > v: v = cur
            res[i][j] = v
    return res

def matpow(mat, e):
    n = len(mat)
    res = [[0 if i == j else -inf for j in range(n)] for i in range(n)]
    while e:
        if e & 1: res = dot(res, mat)
        mat = dot(mat, mat)
        e >>= 1
    return res

cc = LI1()
kk = LI()
n = II()

ee = [[[-inf]*16 for _ in range(16)] for _ in range(26)]
for f in range(26):
    for c in range(16):
        ee[f][c][c] = 0

for _ in range(n):
    s, a, b, e = SI().split()
    a = int1(a)
    b = int1(b)
    e = int(e)
    for f in s:
        f = ord(f)-65
        ee[f][a][b] = ee[f][b][a] = max(ee[f][a][b], e)
# p2D(ee)

ss = [0]*16
for f in range(26):
    c = cc[f]
    eef = ee[f]
    eef = matpow(eef, kk[f])
    # p2D(eef)
    for i, e in enumerate(eef[c]):
        if ss[i] == -inf: continue
        if e == -inf:
            ss[i] = -inf
        else:
            ss[i] += e
# pDB(ss)

ans = max(ss)
if ans == -inf: ans = "Impossible"
print(ans)
0