uva 757

贪心  优先队列

#include <cstdio>
#include <cstdlib>
#include <cmath>
#include <map>
#include <set>
#include <queue>
#include <stack>
#include <vector>
#include <sstream>
#include <string>
#include <cstring>
#include <algorithm>
#include <iostream>
#define maxn 110
#define INF 0x7fffffff
#define inf 10000000
#define MOD 1000000007
#define ull unsigned long long
#define ll long long
using namespace std;

struct node
{
    int id, f, d;
    bool operator < (const node& p) const
    {
        if(f != p.f)  return f < p.f;
        return id > p.id;             //当f相等时 必须序号小的先出队列
    }
} pp[30];

int n, _time, la[30], ans[30], _max;

void init()
{
    memset(ans, 0, sizeof(ans));
    memset(la, 0, sizeof(la));
    scanf("%d", &_time);
    _time *= 60;
    for(int i = 0; i < n; ++ i) scanf("%d", &pp[i].f), pp[i].id = i+1;
    for(int i = 0; i < n; ++ i) scanf("%d", &pp[i].d);
    for(int i = 2; i <= n; ++ i)
    {
        scanf("%d", &la[i]);
        la[i] = la[i]*5+la[i-1];
//        printf("%d ", la[i]);
    }
//    puts("");
}

void solve()
{
    priority_queue<node> q;
    int tem[30], sum;
    _max = -1000;       //_max必须初始化为负值
    for(int i = 1; i <= n; ++ i)
    {
        while(!q.empty()) q.pop();
        memset(tem, 0, sizeof(tem));
        sum = 0;
        for(int j = 0; j < i; ++ j) q.push(pp[j]);
        int got = _time-la[i];
//        printf("*********got:%d\n", got);
        while(got >= 5)
        {
            node tt = q.top();
            q.pop();
            if(tt.f <= 0) break;
            sum += tt.f;
            tt.f -= tt.d;
            tem[tt.id] += 5;
            q.push(tt);
            got -= 5;
        }
        if(got > 0) tem[1] += got;     //多的时间加到一号湖
        if(sum > _max)
        {
//            printf("*********%d\n", i);
            _max = sum;
            for(int j = 1; j <= n; ++ j) ans[j] = tem[j];
        }
    }
}
int main()
{
//    freopen("in.txt", "r", stdin);
//    freopen("out.txt", "w", stdout);
    bool flag = false;
    while(scanf("%d", &n) == 1 && n)
    {
        init();
        solve();
        if(flag) puts("");   //最后一个样例后没空行
        else flag=true;
        printf("%d", ans[1]);
        for(int i = 2; i <= n; ++ i) printf(", %d", ans[i]);
        puts("");
        printf("Number of fish expected: %d\n", _max);
//        puts("");
    }
    return 0;
}