#include<iostream>
using namespace std;
int main()
{
int m,n,t,j,i;
cout<<"enter your limit";
cin>>t;
for(i=0;i<t;i++)
{
cout<<"enter the value of m ,n"<<endl;
cin>>m>>n;
for(i=m;i<n;i++)
{
for(int j=2;j<i;j++)
{
if (i%j==0)
break;
else if (i==j+1)
cout<<i<<" ";
}
}
}
return 0;
}
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