func_code_string: #include <bits/stdc++.h>   using namespace std;   int a, n, d, t, v;   double ans[100001];   double gets_ans() {     double t1 = v * 1.0 / a;     if (0.5 * a * t1 * t1 <= d) return t + t1 + (d - 0.5 * a * t1 * t1) / v;     return sqrt(2.0 * d / a) + t;   }   int main() {     cin >> n >> a >> d;     for (int i = 0; i < n; i++) {       cin >> t >> v;       ans[i] = gets_ans();       if (i != 0 && ans[i] < ans[i - 1]) ans[i] = ans[i - 1];       printf( %.10lf n , ans[i]);     }   }   