poj1299

简单题

View Code

#include <iostream>

#include <cstdio>

#include <cstdlib>

#include <cstring>

using namespace std;



#define pi 3.14159



bool reachable(int x, int y, int z, int &ans)

{

    if (360 - z < z)

        z = 360 - z;

    if (z == 0)

    {

        ans = y;

        return true;

    }

    double dist = 2 * pi * x * z / 360;

    double fuel_need = dist * 2 / 5;

    if (y >= fuel_need)

    {

        ans = y - fuel_need;

        return true;

    }

    ans = y * 5;

    return false;

}



int main()

{

    //freopen("t.txt", "r", stdin);

    char st[20];

    int x, y, z;

    int ans;

    while (1)

    {

        gets(st);

        if (st[0] == 'E')

            break;

        scanf("%d%d%d", &x, &y, &z);

        if (reachable(x, y, z, ans))

            printf("YES %d\n", ans);

        else

            printf("NO %d\n", ans);

        gets(st);

        gets(st);

    }

    return 0;

}