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［AtCoder］ABC-416｜A - Vacation Validation

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Python
AtCoder
abc
tech

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提出結果

def getIntMap():
    return map(int, input().split())


def getString():
    return input()


def main():
    N, L, R = getIntMap()
    S = getString()

    print("Yes" if S[L - 1 : R] == "o" * (R - L + 1) else "No")


if __name__ == "__main__":
    main()

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