求助为什么最后两个ac了前面wa,本地测试是正确的
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求助为什么最后两个ac了前面wa,本地测试是正确的
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Ltfh_Inf楼主2024/10/1 20:14
n = int(input())
str0 = input()
for _ in range(n):
    list1 = input().split()
    if list1[0] == "1":
        str0 = str0 + list1[1]
        print(str0)
    elif list1[0] == "2":
        a = int(list1[1])
        b = int(list1[2])
        str0 = str0[a : a + b]
        print(str0)
    elif list1[0] == "3":
        str0 = str0[: int(list1[1])] + list1[2] + str0[int(list1[1]) :]
        print(str0)
    elif list1[0] == "4":
        print(str0.find(list1[1]))
print()
2024/10/1 20:14
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