func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     long long int n;     cin >> n;     for (long long int ij = 0; ij < n; ++ij) {       long long int a, b;       cin >> a >> b;       long long int p = llabs(a - b), s = 0, i = 0, d = 0;       while (s < p || d == 0) {         ++i;         s += i;         if (s >= p) {           if (s % 2 == p % 2) {             ++d;           }         }       }       if (a == b)         cout << 0 << endl;       else         cout << i << endl;     }   }   