답안 #42702

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
42702 2018-03-02T21:41:54 Z MatheusLealV Semiexpress (JOI17_semiexpress) C++14
100 / 100
139 ms 33876 KB
#include <bits/stdc++.h>
#define M 3005
#define f first
#define s second
using namespace std;

typedef long long ll;

ll A, B, C, W, n, m, k, S[M], dp[M], ans = -1;

vector<ll> val;

int main()
{
    ios::sync_with_stdio(false); cin.tie(0);

    cin>>n>>m>>k>>A>>B>>C>>W;

    for(int i = 1; i <= m; i++) cin>>S[i];

    for(int i = 1; i < m; i++)
    {
    	ll st = (S[i] - 1)*B, pos = min(S[i + 1] - 1, S[i] + (W - st)/A);

    	if(st > W) continue;

    	ans += (pos - S[i] + 1);

    	for(int cnt = 1; cnt <= k && pos <= S[i + 1] - 2; cnt ++)
    	{
    		ll st_2 = st + (pos + 1 - S[i])*C;

    		if(st_2 > W) continue;

    		ll nxt = min(S[i + 1] - 1, 1 + pos + (W - st_2)/A);

    		val.push_back(nxt - pos);

    		pos = nxt;
    	}
    }

    sort(val.rbegin(), val.rend());

    for(int i = 0; i < min(k - m, (ll)val.size()); i++) ans += val[i];

    if((n - 1)*B <= W) ans ++;

    cout<<ans<<"\n";
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 248 KB Output is correct
2 Correct 1 ms 352 KB Output is correct
3 Correct 1 ms 424 KB Output is correct
4 Correct 1 ms 440 KB Output is correct
5 Correct 1 ms 440 KB Output is correct
6 Correct 2 ms 440 KB Output is correct
7 Correct 1 ms 496 KB Output is correct
8 Correct 1 ms 512 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 248 KB Output is correct
2 Correct 1 ms 352 KB Output is correct
3 Correct 1 ms 424 KB Output is correct
4 Correct 1 ms 440 KB Output is correct
5 Correct 1 ms 440 KB Output is correct
6 Correct 2 ms 440 KB Output is correct
7 Correct 1 ms 496 KB Output is correct
8 Correct 1 ms 512 KB Output is correct
9 Correct 2 ms 640 KB Output is correct
10 Correct 1 ms 640 KB Output is correct
11 Correct 1 ms 640 KB Output is correct
12 Correct 2 ms 640 KB Output is correct
13 Correct 1 ms 640 KB Output is correct
14 Correct 1 ms 640 KB Output is correct
15 Correct 1 ms 640 KB Output is correct
16 Correct 2 ms 640 KB Output is correct
17 Correct 1 ms 656 KB Output is correct
18 Correct 1 ms 692 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 248 KB Output is correct
2 Correct 1 ms 352 KB Output is correct
3 Correct 1 ms 424 KB Output is correct
4 Correct 1 ms 440 KB Output is correct
5 Correct 1 ms 440 KB Output is correct
6 Correct 2 ms 440 KB Output is correct
7 Correct 1 ms 496 KB Output is correct
8 Correct 1 ms 512 KB Output is correct
9 Correct 2 ms 640 KB Output is correct
10 Correct 1 ms 640 KB Output is correct
11 Correct 1 ms 640 KB Output is correct
12 Correct 2 ms 640 KB Output is correct
13 Correct 1 ms 640 KB Output is correct
14 Correct 1 ms 640 KB Output is correct
15 Correct 1 ms 640 KB Output is correct
16 Correct 2 ms 640 KB Output is correct
17 Correct 1 ms 656 KB Output is correct
18 Correct 1 ms 692 KB Output is correct
19 Correct 2 ms 696 KB Output is correct
20 Correct 2 ms 712 KB Output is correct
21 Correct 11 ms 2908 KB Output is correct
22 Correct 7 ms 2908 KB Output is correct
23 Correct 35 ms 9164 KB Output is correct
24 Correct 35 ms 9164 KB Output is correct
25 Correct 1 ms 9164 KB Output is correct
26 Correct 2 ms 9164 KB Output is correct
27 Correct 115 ms 17480 KB Output is correct
28 Correct 139 ms 33876 KB Output is correct
29 Correct 27 ms 33876 KB Output is correct
30 Correct 11 ms 33876 KB Output is correct