ReverseString
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#include <iostream>
using namespace std;
class Solution {
public:
string reverseString(string s) {
int size = s.size() ;
int i;
for ( i=0 ; i<(size/2);i++)
swap(s[i],s[size-i-1]);
return s;
}
};
int main(){
Solution sol;
string s= sol.reverseString("Hello");
cout<<s;
return 0;
}
Cpp
INFO