0024 - Physical Experiments
#include <iostream> using namespace std; void Slove(double v) { int answer=0; double t=v/9.8, y=4.9*t*t; while (5*answer-5 <= (int)y) ++answer; cout << answer << endl; } int main(void) { double v; while (cin >> v) Slove(v); return 0; }
公式に当てはめて、やるだけ。。