Submission

Status:

[-SSSSSSSSS]

Score: 0

User: fluke

Problemset: 04.Corretc the wodr

Language: cpp

Time: 0.002 second

Submitted On: 2025-04-04 20:40:41

#include <bits/stdc++.h>
#define ll long long 
#define f first
#define s second 
#define pii pair<int,int>
#define emb emplace_back
#define em emplace
#define DB cout<<"\n";system("pause");
#define all(x) x.begin(),x.end()
#define sp <<" "<<
using namespace std;
int main(){
ios::sync_with_stdio(false);cin.tie(0);
    int q;
    cin>>q;
    while(q--){
        string a,b;
        cin>>a>>b;
        int suma = 0 , sumb = 0;
        for(auto c : a)suma += c;
        for(auto c : b)sumb += c;

        if(suma != sumb){
            cout<<"Cannot transform to "<<a<<"\n";
            continue;
        }   

        int different = 0;

        for(int i=0;i<a.size();i++){
            if(a[i] != b[i])different ++;
        }

        cout<<(different + 1)/2<<"\n";

    }   

}