#include<iostream>
#include<algorithm>
#include<cstring>
#include<vector>
using namespace std;
#define int long long
#define ios ios::sync_with_stdio(false),cin.tie(0),cout.tie(0)
#define MAXN 100010
signed main(){
    ios;
    int t;
    cin>>t;
    while(t--){
        int n,m;
        cin>>n>>m;
        cout<<(m-1)%n+1<<endl;
    }
    return 0;
}