#include<bits/stdc++.h>
using namespace std;

int main()
{
    int t,n,p,i,j,k,a;
    cin>>t;
    for(j=1;j<=t;j++)
    {
        cin>>n>>k>>p;
        while(p--)
        {
            k++;
            if(k>n)
                k=1;
        }
        cout<<"Case "<<j<<":"<<" "<<k<<endl;
    }
}