結果

問題 No.1439 Let's Compare!!!!
ユーザー nephrologistnephrologist
提出日時 2021-03-26 22:16:43
言語 PyPy3
(7.3.15)
結果
WA  
実行時間 -
コード長 2,414 bytes
コンパイル時間 331 ms
コンパイル使用メモリ 82,176 KB
実行使用メモリ 120,444 KB
最終ジャッジ日時 2024-05-06 15:54:25
合計ジャッジ時間 4,901 ms
ジャッジサーバーID
(参考情報)
judge3 / judge4
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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 WA -
testcase_01 WA -
testcase_02 AC 40 ms
52,608 KB
testcase_03 WA -
testcase_04 WA -
testcase_05 WA -
testcase_06 WA -
testcase_07 WA -
testcase_08 WA -
testcase_09 WA -
testcase_10 WA -
testcase_11 WA -
testcase_12 WA -
testcase_13 WA -
testcase_14 WA -
testcase_15 WA -
testcase_16 WA -
testcase_17 WA -
testcase_18 WA -
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

input = sys.stdin.buffer.readline
from heapq import heappop, heappush

n = int(input())
s = list(map(int, list(input())))
t = list(map(int, list(input())))
q = int(input())


s_bigger = []

s_bigger_del = []
t_bigger = []
t_bigger_del = []


for i in range(n):
    if s[i] > t[i]:
        heappush(s_bigger, i * 10 + s[i])
    elif s[i] < t[i]:
        heappush(t_bigger, i * 10 + t[i])

for _ in range(q):
    # delのものを消す
    while s_bigger_del:
        if s_bigger[0] == s_bigger_del[0]:
            heappop(s_bigger)
            heappop(s_bigger_del)
        else:
            break
    while t_bigger_del:
        if t_bigger[0] == t_bigger_del[0]:
            heappop(t_bigger)
            heappop(t_bigger_del)
        else:
            break
    c, x, y = input().split()
    x = int(x)
    y = int(y)
    if c == "S":
        if s[x - 1] > t[x - 1]:
            heappush(s_bigger_del, (x - 1) * 10 + s[x - 1])
        elif s[x - 1] < t[x - 1]:
            heappush(t_bigger_del, (x - 1) * 10 + t[x - 1])
        s[x - 1] = y
        if s[x - 1] > t[x - 1]:
            heappush(s_bigger, (x - 1) * 10 + s[x - 1])
        elif t[x - 1] > s[x - 1]:
            heappush(t_bigger, (x - 1) * 10 + t[x - 1])
    else:
        if s[x - 1] > t[x - 1]:
            heappush(s_bigger_del, (x - 1) * 10 + s[x - 1])
        elif s[x - 1] < t[x - 1]:
            heappush(t_bigger_del, (x - 1) * 10 + t[x - 1])
        t[x - 1] = y
        if s[x - 1] > t[x - 1]:
            heappush(s_bigger, (x - 1) * 10 + s[x - 1])
        elif t[x - 1] > s[x - 1]:
            heappush(t_bigger, (x - 1) * 10 + t[x - 1])
    while s_bigger_del:
        if s_bigger[0] == s_bigger_del[0]:
            heappop(s_bigger)
            heappop(s_bigger_del)
        else:
            break
    while t_bigger_del:
        if t_bigger[0] == t_bigger_del[0]:
            heappop(t_bigger)
            heappop(t_bigger_del)
        else:
            break

    if not s_bigger and not t_bigger:
        print("=")
    elif not s_bigger:
        print("<")
    elif not t_bigger:
        print(">")
    else:
        ttt = t_bigger[0] // 10
        sss = s_bigger[0] // 10
        if sss < ttt:
            print(">")
        else:
            print("<")
    # print("s", "".join(map(str, s)))
    # print("t", "".join(map(str, t)))
    # print("s", s_bigger, s_bigger_del)
    # print("t", t_bigger, t_bigger_del)
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