sicily 1459 The Dragon of Loowater

排序+贪心

// Problem#: 1459
// Submission#: 2720147
// The source code is licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
// URI: http://creativecommons.org/licenses/by-nc-sa/3.0/
// All Copyright reserved by Informatic Lab of Sun Yat-sen University
#include<cstdio>
#include<algorithm>
using namespace std;
const int maxn =20010;
int A[maxn];int B[maxn];
int main()
{
    int n,m;
    while(scanf("%d%d",&n,&m)==2&&n&&m)
    {
        for(int i=0;i<n;i++)scanf("%d",&A[i]);
        for(int i=0;i<m;i++)scanf("%d",&B[i]);
        sort(A,A+n);
        sort(B,B+m);
        int cur =0;
        int cost=0;
        for(int i=0;i<m;i++)
        {
            if(B[i]>=A[cur])
            {
                cost+=B[i];
                if(++cur==n) break;
            }
        }
        if(cur<n) printf("Loowater is doomed!\n");
        else printf("%d\n",cost);
    }  
    return 0;
}