Problem F

#include <bits/stdc++.h>
using namespace std;
const int N = 9;
int a[N];
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
//    freopen("/home/hamoudi/Coding/run.in", "r", stdin);
    freopen("tabs.in", "r", stdin);
    int tt = 1;
    cin >> tt;
    while (tt--) {
//   We have only two available operations
//   1- Close all tabs to the left of the selected tab.
//   2- Close all tabs to the right of the selected tab
//   so we if the tab at the beginning or the end of the tabs. we need only one operation  otherwise we will use two operations to close left and right the online tab
        int n, k;
        cin >> n >> k;
        if (n == 1) {
//            in this case we have only one tab (contest tab) so we don't need to use any operation
            cout << 0 << endl;
        } else {
            if (k == 1 || k == n) {
                cout << 1 << endl;
            } else {
                cout << 2 << endl;
            }
        }
    }
    return 0;
}