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## Discussion of Problem 1788. On the Benefits of Umbrellas

WA 16
Posted by sianqville 12 May 2012 19:38
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace _1788
{
class Program
{
static void Main(string[] args)
{
int n = int.Parse(input[0]);
int m = int.Parse(input[1]);
int[] g = new int[n];
int[] b = new int[m];
for (int i = 0; i < n; i++)
{
g[i] = int.Parse(input[i]);
}
for (int i = 0; i < m; i++)
{
b[i] = int.Parse(input[i]);
}
int res = int.MaxValue;
Array.Sort(g);
Array.Sort(b);
int ans = 0;
if (n>=m)
{
for (int i = 0; i < n-m; i++)
{
ans += g[i];
}
Console.WriteLine(ans);
return;
}

for (int i = 0; i <= n; i++)
{
ans = 0;
for (int j = 0; j < m-i; j++)
{
ans += b[i] * i;
}
for (int q = 0; q < n-i; q++)
{
ans += g[q];
}
res = Math.Min(res, ans);
}
Console.WriteLine(res);
}
}
}

Edited by author 15.05.2012 20:33
Re: WA 16
Posted by Erop [USU] 13 May 2012 11:36
2 5
100 100
1 1 1 1 1

ans: 6
Re: WA 16
Posted by sianqville 15 May 2012 20:32
i passed this test corectly, but still have WA16
Re: WA 16
Posted by Erop [USU] 19 May 2012 02:20
2 5
100 100
1 2 3 4 5

ans: 12

just stupid bug, if you will got AC, remove your code from forum ))

Edited by author 19.05.2012 02:24
Re: WA 16
Posted by Lyubomir 10 Jul 2012 18:21
you should change
>ans += b[i] * i;
to
>abs += b[j] * i;
because when i=n you skip the cheapest elements from b[m];

Edited by author 11.07.2012 04:03