oj.uz

Submission #1021208

# Submission time Handle Problem Language Result Execution time Memory
1021208 2024-07-12T15:37:42 Z amunduzbaev Ski 2 (JOI24_ski2) C++17
100 / 100
 342 ms 2136 KB 
#include "bits/stdc++.h"
using namespace std;
 
#define ar array
typedef long long ll;
#define int ll

const int inf = 1e9;
const ll INF = 1e15;

const int N = 305;
ll dp[2][N][N];

signed main() {
	ios::sync_with_stdio(0); cin.tie(0);
	
	int n, k; cin >> n >> k;
	
	vector<int> h(n), c(n);
	for(int i=0;i<n;i++){
		cin >> h[i] >> c[i];
	}
	
	vector<int> p(n);
	iota(p.begin(), p.end(), 0);
	sort(p.begin(), p.end(), [&](int i, int j){
		if(h[i] != h[j]) return h[i] < h[j];
		else return c[i] < c[j];
	});
	
	memset(dp, 63, sizeof dp);
	
	//~ cout<<"here"<<endl;
	
	dp[0][0][1] = 0;
	int t = 0, s = 1; 
	ll mn = INF;
	
	//~ const int MX = N + N;
	
	vector<int> H = h;
	sort(H.begin(), H.end());
	for(int i=1;i<n;i++){
		if(H[i] <= H[i - 1]) H[i] = H[i - 1] + 1;
	}
	
	int i = 0;
	for(auto h_ : H){
		int j = i;
		while(j < n && h[p[j]] == h_){
			j++;
		}
		
		memset(dp[s], 63, sizeof dp[s]);
		
		int cur = j - i;
		for(int c=0;c<=i;c++){
			for(int cnt=0;cnt<=i+1;cnt++){
				if(dp[t][c][cnt] >= INF) continue;
				for(int x=min(cnt, c + cur);x<=c + cur;x++){
					dp[s][c + cur - x][max(cnt, x)] = min(dp[s][c + cur - x][max(cnt, x)], dp[t][c][cnt] + max(0ll, x - cnt) * 1ll * mn + (c + cur - x) * 1ll * k);
				}
			}
		}
		
		swap(s, t);
		while(i < j){
			mn = min(mn, 1ll * c[p[i]]);
			i++;
		}
	}
	
	mn = INF;
	for(int i=0;i<=n;i++){
		mn = min(mn, dp[t][0][i]);
	}
	//~ cout<<dp[t][0][
	cout<<mn<<"\n";
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 1880 KB Output is correct
2 Correct 13 ms 1884 KB Output is correct
3 Correct 13 ms 1912 KB Output is correct
4 Correct 13 ms 1884 KB Output is correct
5 Correct 13 ms 1884 KB Output is correct
6 Correct 14 ms 1920 KB Output is correct
7 Correct 279 ms 1880 KB Output is correct
8 Correct 315 ms 1896 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 342 ms 1896 KB Output is correct
2 Correct 326 ms 2132 KB Output is correct
3 Correct 302 ms 1880 KB Output is correct
4 Correct 313 ms 1896 KB Output is correct
5 Correct 115 ms 1904 KB Output is correct
6 Correct 110 ms 1880 KB Output is correct
7 Correct 12 ms 1884 KB Output is correct
8 Correct 13 ms 1884 KB Output is correct
9 Correct 275 ms 1884 KB Output is correct
10 Correct 199 ms 1884 KB Output is correct
11 Correct 198 ms 1900 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1884 KB Output is correct
2 Correct 1 ms 1884 KB Output is correct
3 Correct 1 ms 1880 KB Output is correct
4 Correct 1 ms 1884 KB Output is correct
5 Correct 1 ms 1884 KB Output is correct
6 Correct 1 ms 1884 KB Output is correct
7 Correct 1 ms 1884 KB Output is correct
8 Correct 1 ms 1884 KB Output is correct
9 Correct 1 ms 1896 KB Output is correct
10 Correct 1 ms 1884 KB Output is correct
11 Correct 1 ms 1916 KB Output is correct
12 Correct 2 ms 1884 KB Output is correct
13 Correct 1 ms 1884 KB Output is correct
14 Correct 1 ms 1884 KB Output is correct
15 Correct 1 ms 1884 KB Output is correct
16 Correct 1 ms 1884 KB Output is correct
17 Correct 1 ms 1880 KB Output is correct
18 Correct 1 ms 1884 KB Output is correct
19 Correct 2 ms 1884 KB Output is correct
20 Correct 2 ms 1884 KB Output is correct
21 Correct 2 ms 1880 KB Output is correct
22 Correct 2 ms 1880 KB Output is correct
23 Correct 1 ms 1884 KB Output is correct

Subtask #4
33.0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1884 KB Output is correct
2 Correct 1 ms 1884 KB Output is correct
3 Correct 1 ms 1880 KB Output is correct
4 Correct 1 ms 1884 KB Output is correct
5 Correct 1 ms 1884 KB Output is correct
6 Correct 1 ms 1884 KB Output is correct
7 Correct 1 ms 1884 KB Output is correct
8 Correct 1 ms 1884 KB Output is correct
9 Correct 1 ms 1896 KB Output is correct
10 Correct 1 ms 1884 KB Output is correct
11 Correct 1 ms 1916 KB Output is correct
12 Correct 2 ms 1884 KB Output is correct
13 Correct 1 ms 1884 KB Output is correct
14 Correct 1 ms 1884 KB Output is correct
15 Correct 1 ms 1884 KB Output is correct
16 Correct 1 ms 1884 KB Output is correct
17 Correct 1 ms 1880 KB Output is correct
18 Correct 1 ms 1884 KB Output is correct
19 Correct 2 ms 1884 KB Output is correct
20 Correct 2 ms 1884 KB Output is correct
21 Correct 2 ms 1880 KB Output is correct
22 Correct 2 ms 1880 KB Output is correct
23 Correct 1 ms 1884 KB Output is correct
24 Correct 2 ms 1880 KB Output is correct
25 Correct 2 ms 1880 KB Output is correct
26 Correct 1 ms 1880 KB Output is correct
27 Correct 1 ms 1884 KB Output is correct
28 Correct 1 ms 1884 KB Output is correct
29 Correct 1 ms 1884 KB Output is correct
30 Correct 2 ms 1908 KB Output is correct
31 Correct 2 ms 1884 KB Output is correct
32 Correct 1 ms 1884 KB Output is correct
33 Correct 2 ms 1884 KB Output is correct
34 Correct 2 ms 1884 KB Output is correct
35 Correct 2 ms 1880 KB Output is correct
36 Correct 2 ms 1840 KB Output is correct
37 Correct 2 ms 1880 KB Output is correct
38 Correct 2 ms 1884 KB Output is correct
39 Correct 2 ms 1884 KB Output is correct
40 Correct 2 ms 1884 KB Output is correct
41 Correct 2 ms 1884 KB Output is correct
42 Correct 2 ms 1884 KB Output is correct
43 Correct 1 ms 1884 KB Output is correct
44 Correct 2 ms 1884 KB Output is correct
45 Correct 2 ms 1880 KB Output is correct
46 Correct 2 ms 1884 KB Output is correct
47 Correct 2 ms 1884 KB Output is correct
48 Correct 2 ms 2136 KB Output is correct

Subtask #5
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 1880 KB Output is correct
2 Correct 13 ms 1884 KB Output is correct
3 Correct 13 ms 1912 KB Output is correct
4 Correct 13 ms 1884 KB Output is correct
5 Correct 13 ms 1884 KB Output is correct
6 Correct 14 ms 1920 KB Output is correct
7 Correct 279 ms 1880 KB Output is correct
8 Correct 315 ms 1896 KB Output is correct
9 Correct 342 ms 1896 KB Output is correct
10 Correct 326 ms 2132 KB Output is correct
11 Correct 302 ms 1880 KB Output is correct
12 Correct 313 ms 1896 KB Output is correct
13 Correct 115 ms 1904 KB Output is correct
14 Correct 110 ms 1880 KB Output is correct
15 Correct 12 ms 1884 KB Output is correct
16 Correct 13 ms 1884 KB Output is correct
17 Correct 275 ms 1884 KB Output is correct
18 Correct 199 ms 1884 KB Output is correct
19 Correct 198 ms 1900 KB Output is correct
20 Correct 1 ms 1884 KB Output is correct
21 Correct 1 ms 1884 KB Output is correct
22 Correct 1 ms 1880 KB Output is correct
23 Correct 1 ms 1884 KB Output is correct
24 Correct 1 ms 1884 KB Output is correct
25 Correct 1 ms 1884 KB Output is correct
26 Correct 1 ms 1884 KB Output is correct
27 Correct 1 ms 1884 KB Output is correct
28 Correct 1 ms 1896 KB Output is correct
29 Correct 1 ms 1884 KB Output is correct
30 Correct 1 ms 1916 KB Output is correct
31 Correct 2 ms 1884 KB Output is correct
32 Correct 1 ms 1884 KB Output is correct
33 Correct 1 ms 1884 KB Output is correct
34 Correct 1 ms 1884 KB Output is correct
35 Correct 1 ms 1884 KB Output is correct
36 Correct 1 ms 1880 KB Output is correct
37 Correct 1 ms 1884 KB Output is correct
38 Correct 2 ms 1884 KB Output is correct
39 Correct 2 ms 1884 KB Output is correct
40 Correct 2 ms 1880 KB Output is correct
41 Correct 2 ms 1880 KB Output is correct
42 Correct 1 ms 1884 KB Output is correct
43 Correct 2 ms 1880 KB Output is correct
44 Correct 2 ms 1880 KB Output is correct
45 Correct 1 ms 1880 KB Output is correct
46 Correct 1 ms 1884 KB Output is correct
47 Correct 1 ms 1884 KB Output is correct
48 Correct 1 ms 1884 KB Output is correct
49 Correct 2 ms 1908 KB Output is correct
50 Correct 2 ms 1884 KB Output is correct
51 Correct 1 ms 1884 KB Output is correct
52 Correct 2 ms 1884 KB Output is correct
53 Correct 2 ms 1884 KB Output is correct
54 Correct 2 ms 1880 KB Output is correct
55 Correct 2 ms 1840 KB Output is correct
56 Correct 2 ms 1880 KB Output is correct
57 Correct 2 ms 1884 KB Output is correct
58 Correct 2 ms 1884 KB Output is correct
59 Correct 2 ms 1884 KB Output is correct
60 Correct 2 ms 1884 KB Output is correct
61 Correct 2 ms 1884 KB Output is correct
62 Correct 1 ms 1884 KB Output is correct
63 Correct 2 ms 1884 KB Output is correct
64 Correct 2 ms 1880 KB Output is correct
65 Correct 2 ms 1884 KB Output is correct
66 Correct 2 ms 1884 KB Output is correct
67 Correct 2 ms 2136 KB Output is correct
68 Correct 13 ms 1884 KB Output is correct
69 Correct 13 ms 1884 KB Output is correct
70 Correct 13 ms 1884 KB Output is correct
71 Correct 14 ms 1920 KB Output is correct
72 Correct 12 ms 1880 KB Output is correct
73 Correct 12 ms 1928 KB Output is correct
74 Correct 12 ms 1924 KB Output is correct
75 Correct 12 ms 1880 KB Output is correct
76 Correct 12 ms 1920 KB Output is correct
77 Correct 12 ms 1880 KB Output is correct
78 Correct 13 ms 1884 KB Output is correct
79 Correct 14 ms 1884 KB Output is correct
80 Correct 15 ms 1884 KB Output is correct
81 Correct 305 ms 1884 KB Output is correct
82 Correct 331 ms 1880 KB Output is correct
83 Correct 325 ms 1884 KB Output is correct
84 Correct 305 ms 1880 KB Output is correct
85 Correct 310 ms 1896 KB Output is correct
86 Correct 254 ms 1880 KB Output is correct
87 Correct 274 ms 1904 KB Output is correct
88 Correct 204 ms 1900 KB Output is correct
89 Correct 129 ms 1884 KB Output is correct
90 Correct 33 ms 1880 KB Output is correct

Subtask #6
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 1880 KB Output is correct
2 Correct 13 ms 1884 KB Output is correct
3 Correct 13 ms 1912 KB Output is correct
4 Correct 13 ms 1884 KB Output is correct
5 Correct 13 ms 1884 KB Output is correct
6 Correct 14 ms 1920 KB Output is correct
7 Correct 279 ms 1880 KB Output is correct
8 Correct 315 ms 1896 KB Output is correct
9 Correct 342 ms 1896 KB Output is correct
10 Correct 326 ms 2132 KB Output is correct
11 Correct 302 ms 1880 KB Output is correct
12 Correct 313 ms 1896 KB Output is correct
13 Correct 115 ms 1904 KB Output is correct
14 Correct 110 ms 1880 KB Output is correct
15 Correct 12 ms 1884 KB Output is correct
16 Correct 13 ms 1884 KB Output is correct
17 Correct 275 ms 1884 KB Output is correct
18 Correct 199 ms 1884 KB Output is correct
19 Correct 198 ms 1900 KB Output is correct
20 Correct 1 ms 1884 KB Output is correct
21 Correct 1 ms 1884 KB Output is correct
22 Correct 1 ms 1880 KB Output is correct
23 Correct 1 ms 1884 KB Output is correct
24 Correct 1 ms 1884 KB Output is correct
25 Correct 1 ms 1884 KB Output is correct
26 Correct 1 ms 1884 KB Output is correct
27 Correct 1 ms 1884 KB Output is correct
28 Correct 1 ms 1896 KB Output is correct
29 Correct 1 ms 1884 KB Output is correct
30 Correct 1 ms 1916 KB Output is correct
31 Correct 2 ms 1884 KB Output is correct
32 Correct 1 ms 1884 KB Output is correct
33 Correct 1 ms 1884 KB Output is correct
34 Correct 1 ms 1884 KB Output is correct
35 Correct 1 ms 1884 KB Output is correct
36 Correct 1 ms 1880 KB Output is correct
37 Correct 1 ms 1884 KB Output is correct
38 Correct 2 ms 1884 KB Output is correct
39 Correct 2 ms 1884 KB Output is correct
40 Correct 2 ms 1880 KB Output is correct
41 Correct 2 ms 1880 KB Output is correct
42 Correct 1 ms 1884 KB Output is correct
43 Correct 2 ms 1880 KB Output is correct
44 Correct 2 ms 1880 KB Output is correct
45 Correct 1 ms 1880 KB Output is correct
46 Correct 1 ms 1884 KB Output is correct
47 Correct 1 ms 1884 KB Output is correct
48 Correct 1 ms 1884 KB Output is correct
49 Correct 2 ms 1908 KB Output is correct
50 Correct 2 ms 1884 KB Output is correct
51 Correct 1 ms 1884 KB Output is correct
52 Correct 2 ms 1884 KB Output is correct
53 Correct 2 ms 1884 KB Output is correct
54 Correct 2 ms 1880 KB Output is correct
55 Correct 2 ms 1840 KB Output is correct
56 Correct 2 ms 1880 KB Output is correct
57 Correct 2 ms 1884 KB Output is correct
58 Correct 2 ms 1884 KB Output is correct
59 Correct 2 ms 1884 KB Output is correct
60 Correct 2 ms 1884 KB Output is correct
61 Correct 2 ms 1884 KB Output is correct
62 Correct 1 ms 1884 KB Output is correct
63 Correct 2 ms 1884 KB Output is correct
64 Correct 2 ms 1880 KB Output is correct
65 Correct 2 ms 1884 KB Output is correct
66 Correct 2 ms 1884 KB Output is correct
67 Correct 2 ms 2136 KB Output is correct
68 Correct 13 ms 1884 KB Output is correct
69 Correct 13 ms 1884 KB Output is correct
70 Correct 13 ms 1884 KB Output is correct
71 Correct 14 ms 1920 KB Output is correct
72 Correct 12 ms 1880 KB Output is correct
73 Correct 12 ms 1928 KB Output is correct
74 Correct 12 ms 1924 KB Output is correct
75 Correct 12 ms 1880 KB Output is correct
76 Correct 12 ms 1920 KB Output is correct
77 Correct 12 ms 1880 KB Output is correct
78 Correct 13 ms 1884 KB Output is correct
79 Correct 14 ms 1884 KB Output is correct
80 Correct 15 ms 1884 KB Output is correct
81 Correct 305 ms 1884 KB Output is correct
82 Correct 331 ms 1880 KB Output is correct
83 Correct 325 ms 1884 KB Output is correct
84 Correct 305 ms 1880 KB Output is correct
85 Correct 310 ms 1896 KB Output is correct
86 Correct 254 ms 1880 KB Output is correct
87 Correct 274 ms 1904 KB Output is correct
88 Correct 204 ms 1900 KB Output is correct
89 Correct 129 ms 1884 KB Output is correct
90 Correct 33 ms 1880 KB Output is correct
91 Correct 11 ms 1884 KB Output is correct
92 Correct 16 ms 1924 KB Output is correct
93 Correct 12 ms 2136 KB Output is correct
94 Correct 12 ms 1884 KB Output is correct
95 Correct 12 ms 1884 KB Output is correct
96 Correct 12 ms 1924 KB Output is correct
97 Correct 12 ms 1880 KB Output is correct
98 Correct 12 ms 1884 KB Output is correct
99 Correct 12 ms 1884 KB Output is correct
100 Correct 12 ms 1920 KB Output is correct
101 Correct 12 ms 1884 KB Output is correct
102 Correct 12 ms 1884 KB Output is correct
103 Correct 15 ms 1880 KB Output is correct
104 Correct 313 ms 1900 KB Output is correct
105 Correct 321 ms 1900 KB Output is correct
106 Correct 321 ms 1900 KB Output is correct
107 Correct 309 ms 1880 KB Output is correct
108 Correct 189 ms 2132 KB Output is correct
109 Correct 135 ms 1900 KB Output is correct
110 Correct 90 ms 1880 KB Output is correct
111 Correct 33 ms 1884 KB Output is correct