题解 | #大小写转换#
大小写转换
https://www.nowcoder.com/practice/4e089ee8966a4ed4b306f64e68d45264
#include <bits/stdc++.h> using namespace std; int main() { char a; while(cin>>a) cout<<(char)tolower(a)<<endl; }
大小写转换
https://www.nowcoder.com/practice/4e089ee8966a4ed4b306f64e68d45264
#include <bits/stdc++.h> using namespace std; int main() { char a; while(cin>>a) cout<<(char)tolower(a)<<endl; }
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