1480A codeforces solution in cpp
by ujjal roy
#include<bits/stdc++.h>
using namespace std;
main()
{
int t,i;
cin>>t;
while(t--)
{
string s;
cin>>s;
for(i=0;i<s.size();i++)
{
if(i%2==0)
{
if(s[i]=='a') s[i]='b';
else s[i]='a';
}
else
{
if(s[i]=='z') s[i]='y';
else s[i]='z';
}
}
cout<<s<<endl;
}
return 0;
}
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