oj.uz

Submission #691647

# Submission time Handle Problem Language Result Execution time Memory
691647 2023-01-31T11:12:13 Z penguin133 Visiting Singapore (NOI20_visitingsingapore) C++17
100 / 100
 229 ms 772 KB 
#include <bits/stdc++.h>
using namespace std;

#define int long long
#define pi pair<int, int>
#define pii pair<int, pi>
#define fi first
#define se second
#ifdef _WIN32
#define getchar_unlocked _getchar_nolock
#endif

int S[5005], T[5005], V[5005], memo[5005][5005][2][2], n, m, k, a, b;
/*
int dp(int x, int y, bool f, bool f2){
	if(y == m + 1)return 0;
	if(x == n + 1)return b * (m - y + 1) + (!f2 ? a : 0);
	if(memo[x][y][f][f2] != -1)return memo[x][y][f][f2];
	int res = max(dp(x+1, y, 1, f2) + b + (!f ? a : 0), dp(x, y+1, f, 1) + b + (!f2 ? a : 0));
	if(S[x] == T[y])res = max(res, dp(x+1, y+1, 0, 0) + V[S[x]]);
	return memo[x][y][f][f2] = res;
}
*/
int dp[5005][5005][2][2];
void solve(){
	cin >> k >> n >> m >> a >> b;
	for(int i=1;i<=k;i++)cin >> V[i];
	for(int i=1;i<=n;i++)cin >> S[i];
	for(int i=1;i<=m;i++)cin >> T[i];
	/*
	memset(memo, -1, sizeof(memo));
	int res = -1e18;
	for(int i=1;i<=n;i++)res = max(res, dp(i, 1, 0, 0));
	cout << res;
	*/
	int res = -1e18;
	dp[0][0][0][0] = 0; dp[0][0][1][0] = dp[0][0][1][1] = dp[0][0][0][1] = -1e18;
	for(int i=1;i<=m;i++){
		dp[0][i][0][0] = dp[0][i][1][0] = dp[0][i][1][1] = -1e18;
		dp[0][i][0][1] = a + i * b;
	}
	for(int i=1;i<=n;i++){
		int x = i&1;
		dp[x][0][0][0] = 0;
		dp[x][0][0][1] = dp[x][0][1][0] = dp[x][0][1][1] = -1e18;
		for(int j=1;j<=m;j++){
			dp[x][j][0][0] = (S[i] == T[j] ? max({dp[1-x][j-1][0][0], dp[1-x][j-1][0][1], dp[1-x][j-1][1][0], dp[1-x][j-1][1][1]}) + V[S[i]] : (int)-1e18);
			dp[x][j][0][1] = max(dp[x][j-1][0][0] + a + b, dp[x][j-1][0][1] + b);
			dp[x][j][1][0] = max(dp[1-x][j][0][0] + a + b, dp[1-x][j][1][0] + b);
			dp[x][j][1][1] = max({
								dp[1-x][j-1][0][0] + a * 2 + b * 2,
								dp[1-x][j-1][0][1] + a + b * 2,
								dp[1-x][j-1][1][0] + a + b * 2,
								dp[1-x][j-1][1][1] + b * 2
								});
			res = max(res, dp[x][j][0][0] + (m - j) * b + (m == j ? 0 : a));
			res = max(res, dp[x][j][1][0] + (m - j) * b + (m == j ? 0 : a));
			res = max(res, dp[x][j][0][1] + (m - j) * b);
			res = max(res, dp[x][j][1][1] + (m - j) * b);
		}
	}
	cout << res;
}

main(){
	ios::sync_with_stdio(0);cin.tie(0);
	int tc = 1;
	//cin >> tc;
	for(int tc1=1;tc1<=tc;tc1++){
		// cout << "Case #" << tc1 << ": ";
		solve();
	}
}

Compilation message

VisitingSingapore.cpp:65:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   65 | main(){
      | ^~~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 8 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 2 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 2 ms 340 KB Output is correct
9 Correct 5 ms 340 KB Output is correct
10 Correct 10 ms 340 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 3 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 2 ms 340 KB Output is correct
6 Correct 5 ms 340 KB Output is correct
7 Correct 5 ms 424 KB Output is correct
8 Correct 7 ms 428 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 13 ms 444 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 340 KB Output is correct
2 Correct 8 ms 340 KB Output is correct
3 Correct 64 ms 468 KB Output is correct
4 Correct 155 ms 696 KB Output is correct
5 Correct 43 ms 596 KB Output is correct
6 Correct 67 ms 596 KB Output is correct
7 Correct 116 ms 620 KB Output is correct
8 Correct 39 ms 472 KB Output is correct
9 Correct 74 ms 596 KB Output is correct
10 Correct 185 ms 724 KB Output is correct
11 Correct 184 ms 724 KB Output is correct
12 Correct 185 ms 724 KB Output is correct
13 Correct 196 ms 728 KB Output is correct
14 Correct 225 ms 724 KB Output is correct
15 Correct 221 ms 736 KB Output is correct

Subtask #4
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 340 KB Output is correct
2 Correct 8 ms 340 KB Output is correct
3 Correct 64 ms 468 KB Output is correct
4 Correct 155 ms 696 KB Output is correct
5 Correct 43 ms 596 KB Output is correct
6 Correct 67 ms 596 KB Output is correct
7 Correct 116 ms 620 KB Output is correct
8 Correct 39 ms 472 KB Output is correct
9 Correct 74 ms 596 KB Output is correct
10 Correct 185 ms 724 KB Output is correct
11 Correct 184 ms 724 KB Output is correct
12 Correct 185 ms 724 KB Output is correct
13 Correct 196 ms 728 KB Output is correct
14 Correct 225 ms 724 KB Output is correct
15 Correct 221 ms 736 KB Output is correct
16 Correct 96 ms 596 KB Output is correct
17 Correct 120 ms 648 KB Output is correct
18 Correct 105 ms 612 KB Output is correct
19 Correct 25 ms 472 KB Output is correct
20 Correct 73 ms 468 KB Output is correct
21 Correct 4 ms 332 KB Output is correct
22 Correct 24 ms 516 KB Output is correct
23 Correct 50 ms 612 KB Output is correct
24 Correct 20 ms 384 KB Output is correct
25 Correct 180 ms 772 KB Output is correct
26 Correct 179 ms 760 KB Output is correct
27 Correct 183 ms 752 KB Output is correct
28 Correct 211 ms 760 KB Output is correct
29 Correct 220 ms 748 KB Output is correct
30 Correct 217 ms 744 KB Output is correct

Subtask #5
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 340 KB Output is correct
2 Correct 8 ms 340 KB Output is correct
3 Correct 64 ms 468 KB Output is correct
4 Correct 155 ms 696 KB Output is correct
5 Correct 43 ms 596 KB Output is correct
6 Correct 67 ms 596 KB Output is correct
7 Correct 116 ms 620 KB Output is correct
8 Correct 39 ms 472 KB Output is correct
9 Correct 74 ms 596 KB Output is correct
10 Correct 185 ms 724 KB Output is correct
11 Correct 184 ms 724 KB Output is correct
12 Correct 185 ms 724 KB Output is correct
13 Correct 196 ms 728 KB Output is correct
14 Correct 225 ms 724 KB Output is correct
15 Correct 221 ms 736 KB Output is correct
16 Correct 156 ms 680 KB Output is correct
17 Correct 74 ms 476 KB Output is correct
18 Correct 22 ms 544 KB Output is correct
19 Correct 6 ms 340 KB Output is correct
20 Correct 4 ms 468 KB Output is correct
21 Correct 5 ms 596 KB Output is correct
22 Correct 69 ms 596 KB Output is correct
23 Correct 13 ms 340 KB Output is correct
24 Correct 128 ms 656 KB Output is correct
25 Correct 187 ms 768 KB Output is correct
26 Correct 184 ms 764 KB Output is correct
27 Correct 186 ms 724 KB Output is correct
28 Correct 188 ms 748 KB Output is correct
29 Correct 225 ms 756 KB Output is correct
30 Correct 223 ms 736 KB Output is correct

Subtask #6
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct

Subtask #7
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 8 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 2 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 2 ms 340 KB Output is correct
9 Correct 5 ms 340 KB Output is correct
10 Correct 10 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 3 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 2 ms 340 KB Output is correct
16 Correct 5 ms 340 KB Output is correct
17 Correct 5 ms 424 KB Output is correct
18 Correct 7 ms 428 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 13 ms 444 KB Output is correct
21 Correct 20 ms 340 KB Output is correct
22 Correct 8 ms 340 KB Output is correct
23 Correct 64 ms 468 KB Output is correct
24 Correct 155 ms 696 KB Output is correct
25 Correct 43 ms 596 KB Output is correct
26 Correct 67 ms 596 KB Output is correct
27 Correct 116 ms 620 KB Output is correct
28 Correct 39 ms 472 KB Output is correct
29 Correct 74 ms 596 KB Output is correct
30 Correct 185 ms 724 KB Output is correct
31 Correct 184 ms 724 KB Output is correct
32 Correct 185 ms 724 KB Output is correct
33 Correct 196 ms 728 KB Output is correct
34 Correct 225 ms 724 KB Output is correct
35 Correct 221 ms 736 KB Output is correct
36 Correct 96 ms 596 KB Output is correct
37 Correct 120 ms 648 KB Output is correct
38 Correct 105 ms 612 KB Output is correct
39 Correct 25 ms 472 KB Output is correct
40 Correct 73 ms 468 KB Output is correct
41 Correct 4 ms 332 KB Output is correct
42 Correct 24 ms 516 KB Output is correct
43 Correct 50 ms 612 KB Output is correct
44 Correct 20 ms 384 KB Output is correct
45 Correct 180 ms 772 KB Output is correct
46 Correct 179 ms 760 KB Output is correct
47 Correct 183 ms 752 KB Output is correct
48 Correct 211 ms 760 KB Output is correct
49 Correct 220 ms 748 KB Output is correct
50 Correct 217 ms 744 KB Output is correct
51 Correct 156 ms 680 KB Output is correct
52 Correct 74 ms 476 KB Output is correct
53 Correct 22 ms 544 KB Output is correct
54 Correct 6 ms 340 KB Output is correct
55 Correct 4 ms 468 KB Output is correct
56 Correct 5 ms 596 KB Output is correct
57 Correct 69 ms 596 KB Output is correct
58 Correct 13 ms 340 KB Output is correct
59 Correct 128 ms 656 KB Output is correct
60 Correct 187 ms 768 KB Output is correct
61 Correct 184 ms 764 KB Output is correct
62 Correct 186 ms 724 KB Output is correct
63 Correct 188 ms 748 KB Output is correct
64 Correct 225 ms 756 KB Output is correct
65 Correct 223 ms 736 KB Output is correct
66 Correct 1 ms 340 KB Output is correct
67 Correct 0 ms 340 KB Output is correct
68 Correct 0 ms 340 KB Output is correct
69 Correct 1 ms 340 KB Output is correct
70 Correct 0 ms 340 KB Output is correct
71 Correct 1 ms 340 KB Output is correct
72 Correct 0 ms 340 KB Output is correct
73 Correct 0 ms 340 KB Output is correct
74 Correct 0 ms 340 KB Output is correct
75 Correct 0 ms 340 KB Output is correct
76 Correct 0 ms 340 KB Output is correct
77 Correct 1 ms 340 KB Output is correct
78 Correct 1 ms 340 KB Output is correct
79 Correct 1 ms 340 KB Output is correct
80 Correct 1 ms 340 KB Output is correct
81 Correct 159 ms 724 KB Output is correct
82 Correct 39 ms 504 KB Output is correct
83 Correct 66 ms 644 KB Output is correct
84 Correct 36 ms 596 KB Output is correct
85 Correct 64 ms 596 KB Output is correct
86 Correct 51 ms 532 KB Output is correct
87 Correct 9 ms 468 KB Output is correct
88 Correct 6 ms 340 KB Output is correct
89 Correct 21 ms 468 KB Output is correct
90 Correct 205 ms 740 KB Output is correct
91 Correct 191 ms 760 KB Output is correct
92 Correct 200 ms 756 KB Output is correct
93 Correct 183 ms 724 KB Output is correct
94 Correct 190 ms 724 KB Output is correct
95 Correct 179 ms 736 KB Output is correct
96 Correct 190 ms 752 KB Output is correct
97 Correct 205 ms 724 KB Output is correct
98 Correct 226 ms 736 KB Output is correct
99 Correct 229 ms 740 KB Output is correct
100 Correct 227 ms 736 KB Output is correct