oj.uz

답안 #879637

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
879637 2023-11-27T19:01:00 Z serifefedartar Collecting Stamps 3 (JOI20_ho_t3) C++17
100 / 100
 113 ms 135512 KB 
#include <bits/stdc++.h>
using namespace std;

#define fast ios::sync_with_stdio(0);cin.tie(0);
#define s second
#define f first
typedef long long ll;
const ll MOD = 1e9 + 9;
const ll LOGN = 21;
const ll MAXN = 1e6 + 100;
#define int long long

vector<int> X, T;
int dp[205][205][205][2], N, L;
int find_dist(int i, int j) {
	if (i != N + 1 && j != 0)
		return min(abs(X[j] - X[i]), L - abs(X[j] - X[i]));
	if (i == N + 1)
		return min(X[j], L - X[j]);
	if (j == 0)
		return min(X[i], L - X[i]);
}

signed main() {
	fast
	cin >> N >> L;

	X = vector<int>(N+1);
	T = vector<int>(N+1);
	for (int i = 1; i <= N; i++)
		cin >> X[i];
	for (int i = 1; i <= N; i++)
		cin >> T[i];

	for (int i = 0; i < 205; i++) {
		for (int j = 0; j < 205; j++) {
			for (int k = 0; k < 205; k++)
				dp[i][j][k][0] = dp[i][j][k][1] = 1e15;
		}
	}
	
	dp[0][0][0][0] = dp[0][0][0][1] = 0;

	int ans = 0;
	for (int l = 0; l <= N; l++) {
		for (int r = 0; r <= N; r++) {
			if (l + r >= N)
				continue;
			for (int cnt = 0; cnt <= N; cnt++) {
				// solda bulunuyor
				int x = dp[cnt][l][r][0] + find_dist(N - l + 1, N - l);
				if (x < dp[cnt + (x <= T[N-l])][l+1][r][0]) {
					dp[cnt + (x <= T[N-l])][l+1][r][0] = x;
					ans = max(ans, cnt + (x <= T[N-l]));
				}

				x = dp[cnt][l][r][0] + find_dist(N - l + 1, r + 1);
				if (x < dp[cnt + (x <= T[r+1])][l][r+1][1]) {
					dp[cnt + (x <= T[r+1])][l][r+1][1] = x;
					ans = max(ans, cnt + (x <= T[r+1]));
				}

				// sağda bulunuyor
				x = dp[cnt][l][r][1] + find_dist(N - l, r);
				if (x < dp[cnt + (x <= T[N-l])][l+1][r][0]) {
					dp[cnt + (x <= T[N-l])][l+1][r][0] = x;
					ans = max(ans, cnt + (x <= T[N-l]));
				}

				x = dp[cnt][l][r][1] + find_dist(r, r + 1);
				if (x < dp[cnt + (x <= T[r+1])][l][r+1][1]) {
					dp[cnt + (x <= T[r+1])][l][r+1][1] = x;
					ans = max(ans, cnt + (x <= T[r+1]));
				}
			}
		}
	}

	cout << ans << "\n";
}

Compilation message

ho_t3.cpp: In function 'long long int find_dist(long long int, long long int)':
ho_t3.cpp:22:1: warning: control reaches end of non-void function [-Wreturn-type]
   22 | }
      | ^

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 48 ms 135260 KB Output is correct
2 Correct 46 ms 135236 KB Output is correct
3 Correct 49 ms 135256 KB Output is correct
4 Correct 43 ms 135144 KB Output is correct
5 Correct 46 ms 135252 KB Output is correct
6 Correct 44 ms 135248 KB Output is correct
7 Correct 43 ms 135252 KB Output is correct
8 Correct 43 ms 135260 KB Output is correct
9 Correct 40 ms 135056 KB Output is correct
10 Correct 39 ms 135300 KB Output is correct
11 Correct 40 ms 135248 KB Output is correct
12 Correct 38 ms 135248 KB Output is correct
13 Correct 39 ms 135248 KB Output is correct
14 Correct 39 ms 135056 KB Output is correct
15 Correct 39 ms 135512 KB Output is correct
16 Correct 39 ms 135252 KB Output is correct
17 Correct 39 ms 135108 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 48 ms 135260 KB Output is correct
2 Correct 46 ms 135236 KB Output is correct
3 Correct 49 ms 135256 KB Output is correct
4 Correct 43 ms 135144 KB Output is correct
5 Correct 46 ms 135252 KB Output is correct
6 Correct 44 ms 135248 KB Output is correct
7 Correct 43 ms 135252 KB Output is correct
8 Correct 43 ms 135260 KB Output is correct
9 Correct 40 ms 135056 KB Output is correct
10 Correct 39 ms 135300 KB Output is correct
11 Correct 40 ms 135248 KB Output is correct
12 Correct 38 ms 135248 KB Output is correct
13 Correct 39 ms 135248 KB Output is correct
14 Correct 39 ms 135056 KB Output is correct
15 Correct 39 ms 135512 KB Output is correct
16 Correct 39 ms 135252 KB Output is correct
17 Correct 39 ms 135108 KB Output is correct
18 Correct 44 ms 135212 KB Output is correct
19 Correct 40 ms 135268 KB Output is correct
20 Correct 40 ms 135256 KB Output is correct
21 Correct 40 ms 135308 KB Output is correct
22 Correct 39 ms 135248 KB Output is correct
23 Correct 40 ms 135260 KB Output is correct
24 Correct 43 ms 135452 KB Output is correct
25 Correct 40 ms 135164 KB Output is correct
26 Correct 40 ms 135256 KB Output is correct
27 Correct 40 ms 135152 KB Output is correct
28 Correct 39 ms 135260 KB Output is correct
29 Correct 40 ms 135260 KB Output is correct
30 Correct 40 ms 135264 KB Output is correct
31 Correct 49 ms 135120 KB Output is correct
32 Correct 44 ms 135356 KB Output is correct
33 Correct 39 ms 135260 KB Output is correct
34 Correct 47 ms 135084 KB Output is correct
35 Correct 39 ms 135252 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 48 ms 135260 KB Output is correct
2 Correct 46 ms 135236 KB Output is correct
3 Correct 49 ms 135256 KB Output is correct
4 Correct 43 ms 135144 KB Output is correct
5 Correct 46 ms 135252 KB Output is correct
6 Correct 44 ms 135248 KB Output is correct
7 Correct 43 ms 135252 KB Output is correct
8 Correct 43 ms 135260 KB Output is correct
9 Correct 40 ms 135056 KB Output is correct
10 Correct 39 ms 135300 KB Output is correct
11 Correct 40 ms 135248 KB Output is correct
12 Correct 38 ms 135248 KB Output is correct
13 Correct 39 ms 135248 KB Output is correct
14 Correct 39 ms 135056 KB Output is correct
15 Correct 39 ms 135512 KB Output is correct
16 Correct 39 ms 135252 KB Output is correct
17 Correct 39 ms 135108 KB Output is correct
18 Correct 98 ms 135252 KB Output is correct
19 Correct 64 ms 135244 KB Output is correct
20 Correct 48 ms 135248 KB Output is correct
21 Correct 59 ms 135252 KB Output is correct
22 Correct 74 ms 135312 KB Output is correct
23 Correct 46 ms 135248 KB Output is correct
24 Correct 42 ms 135248 KB Output is correct
25 Correct 44 ms 135248 KB Output is correct
26 Correct 39 ms 135260 KB Output is correct
27 Correct 45 ms 135088 KB Output is correct
28 Correct 42 ms 135184 KB Output is correct
29 Correct 46 ms 135256 KB Output is correct
30 Correct 43 ms 135272 KB Output is correct
31 Correct 47 ms 135252 KB Output is correct
32 Correct 40 ms 135260 KB Output is correct
33 Correct 45 ms 135096 KB Output is correct
34 Correct 39 ms 135284 KB Output is correct
35 Correct 46 ms 135260 KB Output is correct
36 Correct 40 ms 135260 KB Output is correct
37 Correct 46 ms 135176 KB Output is correct
38 Correct 40 ms 135252 KB Output is correct
39 Correct 45 ms 135252 KB Output is correct
40 Correct 41 ms 135192 KB Output is correct
41 Correct 106 ms 135248 KB Output is correct
42 Correct 71 ms 135248 KB Output is correct
43 Correct 113 ms 135308 KB Output is correct
44 Correct 72 ms 135312 KB Output is correct
45 Correct 105 ms 135296 KB Output is correct
46 Correct 77 ms 135252 KB Output is correct

Subtask #4
75.0 / 75.0

# 결과 실행 시간 메모리 Grader output
1 Correct 48 ms 135260 KB Output is correct
2 Correct 46 ms 135236 KB Output is correct
3 Correct 49 ms 135256 KB Output is correct
4 Correct 43 ms 135144 KB Output is correct
5 Correct 46 ms 135252 KB Output is correct
6 Correct 44 ms 135248 KB Output is correct
7 Correct 43 ms 135252 KB Output is correct
8 Correct 43 ms 135260 KB Output is correct
9 Correct 40 ms 135056 KB Output is correct
10 Correct 39 ms 135300 KB Output is correct
11 Correct 40 ms 135248 KB Output is correct
12 Correct 38 ms 135248 KB Output is correct
13 Correct 39 ms 135248 KB Output is correct
14 Correct 39 ms 135056 KB Output is correct
15 Correct 39 ms 135512 KB Output is correct
16 Correct 39 ms 135252 KB Output is correct
17 Correct 39 ms 135108 KB Output is correct
18 Correct 44 ms 135212 KB Output is correct
19 Correct 40 ms 135268 KB Output is correct
20 Correct 40 ms 135256 KB Output is correct
21 Correct 40 ms 135308 KB Output is correct
22 Correct 39 ms 135248 KB Output is correct
23 Correct 40 ms 135260 KB Output is correct
24 Correct 43 ms 135452 KB Output is correct
25 Correct 40 ms 135164 KB Output is correct
26 Correct 40 ms 135256 KB Output is correct
27 Correct 40 ms 135152 KB Output is correct
28 Correct 39 ms 135260 KB Output is correct
29 Correct 40 ms 135260 KB Output is correct
30 Correct 40 ms 135264 KB Output is correct
31 Correct 49 ms 135120 KB Output is correct
32 Correct 44 ms 135356 KB Output is correct
33 Correct 39 ms 135260 KB Output is correct
34 Correct 47 ms 135084 KB Output is correct
35 Correct 39 ms 135252 KB Output is correct
36 Correct 98 ms 135252 KB Output is correct
37 Correct 64 ms 135244 KB Output is correct
38 Correct 48 ms 135248 KB Output is correct
39 Correct 59 ms 135252 KB Output is correct
40 Correct 74 ms 135312 KB Output is correct
41 Correct 46 ms 135248 KB Output is correct
42 Correct 42 ms 135248 KB Output is correct
43 Correct 44 ms 135248 KB Output is correct
44 Correct 39 ms 135260 KB Output is correct
45 Correct 45 ms 135088 KB Output is correct
46 Correct 42 ms 135184 KB Output is correct
47 Correct 46 ms 135256 KB Output is correct
48 Correct 43 ms 135272 KB Output is correct
49 Correct 47 ms 135252 KB Output is correct
50 Correct 40 ms 135260 KB Output is correct
51 Correct 45 ms 135096 KB Output is correct
52 Correct 39 ms 135284 KB Output is correct
53 Correct 46 ms 135260 KB Output is correct
54 Correct 40 ms 135260 KB Output is correct
55 Correct 46 ms 135176 KB Output is correct
56 Correct 40 ms 135252 KB Output is correct
57 Correct 45 ms 135252 KB Output is correct
58 Correct 41 ms 135192 KB Output is correct
59 Correct 106 ms 135248 KB Output is correct
60 Correct 71 ms 135248 KB Output is correct
61 Correct 113 ms 135308 KB Output is correct
62 Correct 72 ms 135312 KB Output is correct
63 Correct 105 ms 135296 KB Output is correct
64 Correct 77 ms 135252 KB Output is correct
65 Correct 105 ms 135276 KB Output is correct
66 Correct 89 ms 135252 KB Output is correct
67 Correct 88 ms 135312 KB Output is correct
68 Correct 84 ms 135320 KB Output is correct
69 Correct 100 ms 135508 KB Output is correct
70 Correct 98 ms 135156 KB Output is correct
71 Correct 92 ms 135312 KB Output is correct
72 Correct 97 ms 135316 KB Output is correct
73 Correct 89 ms 135260 KB Output is correct
74 Correct 80 ms 135256 KB Output is correct
75 Correct 89 ms 135248 KB Output is correct
76 Correct 107 ms 135088 KB Output is correct
77 Correct 97 ms 135312 KB Output is correct
78 Correct 88 ms 135508 KB Output is correct
79 Correct 88 ms 135260 KB Output is correct
80 Correct 101 ms 135260 KB Output is correct
81 Correct 86 ms 135248 KB Output is correct
82 Correct 84 ms 135248 KB Output is correct
83 Correct 104 ms 135256 KB Output is correct
84 Correct 88 ms 135316 KB Output is correct
85 Correct 97 ms 135316 KB Output is correct
86 Correct 92 ms 135204 KB Output is correct
87 Correct 91 ms 135312 KB Output is correct
88 Correct 113 ms 135252 KB Output is correct
89 Correct 105 ms 135252 KB Output is correct
90 Correct 87 ms 135316 KB Output is correct
91 Correct 112 ms 135316 KB Output is correct
92 Correct 110 ms 135312 KB Output is correct
93 Correct 97 ms 135248 KB Output is correct