HDU 4122 Alice's mooncake shop

时间:2022-07-10 11:19:44

单调队列,裸的!!坑死了,说好的“All the orders are sorted by the time in increasing order. 呢,我就当成严格上升的序列了,于是就各种错。测试数据是有重复元素的!!!

//#pragma comment(linker, "/STACK:1024000000,1024000000")
#include<algorithm>
#include<iostream>
#include<cstring>
#include<fstream>
#include<sstream>
#include<vector>
#include<string>
#include<cstdio>
#include<bitset>
#include<queue>
#include<stack>
#include<cmath>
#include<map>
#include<set>
#define FF(i, a, b) for(int i=a; i<b; i++)
#define FD(i, a, b) for(int i=a; i>=b; i--)
#define REP(i, n) for(int i=0; i<n; i++)
#define CLR(a, b) memset(a, b, sizeof(a))
#define debug puts("**debug**")
#define LL long long
#define PB push_back
#define MP make_pair
#define eps 1e-10
using namespace std; const int N = 3333;
const int M = 111111; int order[N], tim[N], pay[M];
char month[15][5] = {"zero", "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
int hav[15] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};
char mo[5];
int p[M];
int n, m, t, s, y, h, r, d;
map<string, int> mp; void pre()
{
int i;
mp.clear();
for(i = 1; i <= 12; i ++)
{
mp[month[i]] = i;
}
} int get_tm(int m, int d, int y, int h)
{
int ret = 0, i;
for(i = 0; i < y; i ++)
{
if(i % 4 == 0) ret += 366 * 24;
else ret += 365 * 24;
}
for(i = 1; i < m; i ++)
{
ret += hav[i] * 24;
if(i == 2 && y % 4 == 0) ret += 24;
}
ret += (d - 1) * 24 + h;
return ret;
} void input()
{
int i, j;
for(i = 0; i < n; i ++)
{
scanf("%s%d%d%d%d", mo, &d, &y, &h, &r);
order[i] = r;
tim[i] = get_tm(mp[mo], d, y - 2000, h);
}
scanf("%d%d", &t, &s);
for(i = 0; i < m; i ++)
{
scanf("%d", &pay[i]);
}
} void slove()
{
int l = 0, r = 0, i = 0, j = 0;
LL ans = 0;
p[r ++] = 0;
while(i < m)
{ while(pay[i] <= pay[p[r - 1]] + (i - p[r - 1]) * s && r > l) r --;
p[r ++] = i;
while(i - p[l] > t) l ++;
while(j < n && i == tim[j])ans += (pay[p[l]] + (i - p[l]) * (LL)s) * (LL)order[j], j ++;
i ++;
}
printf("%I64d\n", ans);
} int main()
{
//freopen("input.txt", "r", stdin);
pre();
while(scanf("%d%d", &n, &m), n + m)
{
input();
slove();
}
return 0;
}