题解 | 小美的外卖订单编号

#include <bits/stdc++.h>
using namespace std;
#define int long long
const int N = 2e5 + 5;
int __t = 1, n, m, x;
void solve() {
    cin >> m >> x;
    cout << (x - 1) % m + 1 << "\n";
    return;
}
int32_t main() {
#ifdef ONLINE_JUDGE
    ios::sync_with_stdio(false);
    cin.tie(0);
#endif
    cin >> __t;
    while (__t--)
        solve();
    return 0;
}