提出 #45493273

ソースコード 拡げる

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N, K = map(int, input().split())
S = input()
print(S[:K-1]+S[K-1:K].lower()+S[K:])
 
 
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N, K = map(int, input().split())
S = input()
print(S[:K-1]+S[K-1:K].lower()+S[K:])

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ジャッジ結果