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[AtCoder]ABC-285|B - Longest Uncommon Prefix
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提出結果
def getInt():
return int(input())
def getString():
return input()
def main():
n = getInt()
s = list(getString())
for i in range(1, len(s)):
l = 0
for j in range(len(s) - i):
if s[j] == s[j + i]:
break
l += 1
print(l)
if __name__ == "__main__":
main()
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