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a.cpp
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//monokai bright
#include <iostream>
#include <bits/stdc++.h>
using namespace std;
int main()
{
int t;
cin>>t;
while (t--)
{
char a[100001]={0};
int sort[27]={0};
// for(int i=0; i<27; i++)
// {
// cout<<sort[i];
// }
cin>>a;
// cout<<a;
int f,l;
cin>>f>>l;
for(int i=f; i<=l; i++)
{
sort[((int)a[i]-97)]++;
}
for(int i=0; i<f; i++)
{
printf("%c",a[i]);
}
//the error is here in while loop
for(int i=27; i>=0; i--)
{
if(sort[i]!=0)
{
// cout<<sort[i];
while(sort[i]!=0)
{
cout<<(char)(i+97);
sort[i]--;
}
}
}
//the error is here in while loop
for(int i=l+1; i<strlen(a); i++)
{
cout<<a[i];
}
printf("\n");
}
return 0;
}