#include <bits/stdc++.h>
#define int long long
using namespace std;
 
void solve() {
    int n,k;
    cin>>n>>k;
    if(n%2==0){
    	if(k%n==0){
    		cout<<n<<endl;
    	}
    	else{
    		cout<<k%n<<endl;
    	}
    }
    else{
    	int y=(k-1)/(n/2);
    	int z=k+y;
 
    	if(z%n==0){
    		cout<<n<<endl;
    	}
    	else{
    		cout<<(z%n)<<endl;
    	}
    }
 
}
 
signed main() {
    int t;
    cin >> t;
    while (t--) {
        solve();
    }
    return 0;
}
 

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NwoyIDEKMiAyCjMgMQozIDIKMyAzCjUgNQo2OSAxMzM3Cg==

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