Mountain Biking

input/code.cpp: In function 'int main()':
input/code.cpp:18:7: warning: unused variable 'dist' [-Wunused-variable]
   int dist, theta;
       ^
input/code.cpp:18:13: warning: unused variable 'theta' [-Wunused-variable]
   int dist, theta;
             ^

#include <iostream>
#include <vector>
#include <cmath>
#include <cstdio>

using namespace std;

int main()
{
	int s;
	cin >> s;
	double g;
	cin >> g;
	
	vector<pair<int,int> > hill(s);
	for (int i = 0; i < s; ++i)
	{
		int dist, theta;
		cin >> hill[i].first >> hill[i].second;
	}
	for (int a = 0; a < s; ++a)
	{
		double v = 0;
		for (int i = a; i < s; ++i)
		{
			double dist = hill[i].first;
			int theta = hill[i].second;
						
			double a = g * cos(theta / 180.0 * M_PI);
		
			v = std::sqrt(v*v + 2*a*dist);
		}
		//cout << v << endl;		
		printf("%.7f\n",v);
	}
	return 0;
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED