func_code_string: #include <bits/stdc++.h>   using namespace std;   const long long N = 2e5 + 10;   long long n;   long long pre[N];   long long cal(long long x) {     if (x == n * (n - 1) + 1) return 1;     long long p = lower_bound(pre + 1, pre + n + 1, x) - pre;     long long b = x - pre[p - 1];     if (b & 1)       return p;     else       return p + b / 2;   }   signed main() {     long long t;     cin >> t;     while (t--) {       long long l, r;       cin >> n >> l >> r;       for (long long i = 1; i <= n; i++) pre[i] = pre[i - 1] + 2 * (n - i);       for (long long i = l; i <= r; i++) cout << cal(i) <<    ;       puts(  );     }     return 0;   }   