Järjestys

input/code.cpp: In function 'int main()':
input/code.cpp:17:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int j=0;j<s.size();j++)
                     ~^~~~~~~~~

#include <bits/stdc++.h>
 
using namespace std;
 
int t;
 
int main()
{
    cin>>t;
    string s;
    for(int i=0;i<t;i++)
    {
        cin>>s;
        string so = s;
        sort(s.begin(), s.end());
        int r = 0;
        for(int j=0;j<s.size();j++)
        {
            if(s[j] != so[j]) r++;
        }
        cout<<r/2<<'\n';
    }
}

Test 1

Verdict: ACCEPTED