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[AtCoder]ABC-240|A - Edge Checker
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提出結果
def getIntMap():
return map(int, input().split())
def main():
a, b = getIntMap()
print('Yes' if abs(a - b) == 1 or abs(a % 10 - b % 10) == 1 else 'No')
if __name__ == "__main__":
main()
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