oj.uz

Submission #642000

# Submission time Handle Problem Language Result Execution time Memory
642000 2022-09-18T08:40:53 Z Vanilla Catfish Farm (IOI22_fish) C++17
100 / 100
 564 ms 129372 KB 
#include "fish.h"
#include <bits/stdc++.h>
using namespace std;typedef long long y6;const int maxn = 2e5 + 2;map <y6, y6> dp [maxn][2];y6 mx [maxn];vector <pair <y6, y6> > p[maxn];vector <pair <y6, y6> > pref [maxn], suff[maxn];vector <y6> pos [maxn];y6 psum (y6 i, y6 j) {auto it = lower_bound(p[i].begin(), p[i].end(), make_pair(j, (y6) 1e18));if (it == p[i].begin()) return 0;return (--it)->second;}y6 max_weights(int n, int m, vector<int> x, vector<int> y,vector<int> w) {for (int i = 0; i < m; i++) {pos[++x[i]].push_back(++y[i]);p[x[i]].push_back({y[i], w[i]});}for (int i = 1; i <= n; i++){sort(p[i].begin(), p[i].end());sort(pos[i].begin(), pos[i].end());y6 sum = 0;for (auto& [j, c]: p[i]) {y6 t = sum;sum+=c;c+=t;}}for (int i = 1; i <= n; i++){vector <y6> ps = {0, n};for (auto j: pos[i-1]) ps.push_back(j);for (auto j: pos[i+1]) ps.push_back(j);sort(ps.begin(), ps.end());for (auto j: ps){auto it = lower_bound(suff[i-1].begin(), suff[i-1].end(), make_pair(j, -1ll));dp[i][j][0] = -psum(i, j);if (it != suff[i-1].end()) dp[i][j][0] += it->second;it = lower_bound(pref[i - 1].begin(), pref[i - 1].end(), make_pair(j, (y6) 1e18));dp[i][j][1] = ((i - 2 >= 0) ? mx[i-2]: 0) + psum(i-1, j);if (it != pref[i-1].begin()) dp[i][j][1] = max(dp[i][j][1], (--it)->second + psum(i-1, j));mx[i] = max({mx[i], dp[i][j][0], dp[i][j][1]});}for (auto j: ps) {pref[i].push_back(make_pair(j, max((pref[i].empty() ? 0ll: pref[i].back().second), dp[i][j][1] - psum(i, j))));}reverse(ps.begin(), ps.end());for (auto j: ps) {suff[i].push_back(make_pair(j, max((suff[i].empty() ? 0ll: suff[i].back().second), max(dp[i][j][0], dp[i][j][1]) + psum(i + 1, j))));}reverse(suff[i].begin(), suff[i].end());}return mx[n];}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 128 ms 75284 KB Output is correct
2 Correct 145 ms 80944 KB Output is correct
3 Correct 79 ms 66712 KB Output is correct
4 Correct 80 ms 66764 KB Output is correct
5 Correct 345 ms 115348 KB Output is correct
6 Correct 503 ms 126516 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 37844 KB Output is correct
2 Correct 221 ms 84780 KB Output is correct
3 Correct 252 ms 91820 KB Output is correct
4 Correct 131 ms 75436 KB Output is correct
5 Correct 143 ms 80948 KB Output is correct
6 Correct 18 ms 37832 KB Output is correct
7 Correct 23 ms 37836 KB Output is correct
8 Correct 18 ms 37880 KB Output is correct
9 Correct 18 ms 37880 KB Output is correct
10 Correct 81 ms 66828 KB Output is correct
11 Correct 82 ms 66788 KB Output is correct
12 Correct 164 ms 78448 KB Output is correct
13 Correct 156 ms 84180 KB Output is correct
14 Correct 141 ms 76860 KB Output is correct
15 Correct 162 ms 78504 KB Output is correct
16 Correct 137 ms 76836 KB Output is correct
17 Correct 147 ms 81192 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 80 ms 66724 KB Output is correct
2 Correct 79 ms 66764 KB Output is correct
3 Correct 138 ms 79508 KB Output is correct
4 Correct 125 ms 77516 KB Output is correct
5 Correct 200 ms 94392 KB Output is correct
6 Correct 194 ms 94128 KB Output is correct
7 Correct 197 ms 94216 KB Output is correct
8 Correct 195 ms 94144 KB Output is correct

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 37844 KB Output is correct
2 Correct 17 ms 37764 KB Output is correct
3 Correct 18 ms 37844 KB Output is correct
4 Correct 19 ms 37844 KB Output is correct
5 Correct 18 ms 37844 KB Output is correct
6 Correct 18 ms 37884 KB Output is correct
7 Correct 18 ms 37868 KB Output is correct
8 Correct 18 ms 37844 KB Output is correct
9 Correct 20 ms 37972 KB Output is correct
10 Correct 22 ms 38392 KB Output is correct
11 Correct 18 ms 37988 KB Output is correct
12 Correct 19 ms 38100 KB Output is correct
13 Correct 19 ms 37888 KB Output is correct
14 Correct 19 ms 38172 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 37844 KB Output is correct
2 Correct 17 ms 37764 KB Output is correct
3 Correct 18 ms 37844 KB Output is correct
4 Correct 19 ms 37844 KB Output is correct
5 Correct 18 ms 37844 KB Output is correct
6 Correct 18 ms 37884 KB Output is correct
7 Correct 18 ms 37868 KB Output is correct
8 Correct 18 ms 37844 KB Output is correct
9 Correct 20 ms 37972 KB Output is correct
10 Correct 22 ms 38392 KB Output is correct
11 Correct 18 ms 37988 KB Output is correct
12 Correct 19 ms 38100 KB Output is correct
13 Correct 19 ms 37888 KB Output is correct
14 Correct 19 ms 38172 KB Output is correct
15 Correct 19 ms 37972 KB Output is correct
16 Correct 20 ms 38192 KB Output is correct
17 Correct 67 ms 43204 KB Output is correct
18 Correct 65 ms 45256 KB Output is correct
19 Correct 59 ms 45644 KB Output is correct
20 Correct 60 ms 45672 KB Output is correct
21 Correct 62 ms 45680 KB Output is correct
22 Correct 108 ms 51936 KB Output is correct
23 Correct 30 ms 39324 KB Output is correct
24 Correct 48 ms 41956 KB Output is correct
25 Correct 21 ms 38136 KB Output is correct
26 Correct 25 ms 39136 KB Output is correct

Subtask #6
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 17 ms 37844 KB Output is correct
2 Correct 17 ms 37764 KB Output is correct
3 Correct 18 ms 37844 KB Output is correct
4 Correct 19 ms 37844 KB Output is correct
5 Correct 18 ms 37844 KB Output is correct
6 Correct 18 ms 37884 KB Output is correct
7 Correct 18 ms 37868 KB Output is correct
8 Correct 18 ms 37844 KB Output is correct
9 Correct 20 ms 37972 KB Output is correct
10 Correct 22 ms 38392 KB Output is correct
11 Correct 18 ms 37988 KB Output is correct
12 Correct 19 ms 38100 KB Output is correct
13 Correct 19 ms 37888 KB Output is correct
14 Correct 19 ms 38172 KB Output is correct
15 Correct 19 ms 37972 KB Output is correct
16 Correct 20 ms 38192 KB Output is correct
17 Correct 67 ms 43204 KB Output is correct
18 Correct 65 ms 45256 KB Output is correct
19 Correct 59 ms 45644 KB Output is correct
20 Correct 60 ms 45672 KB Output is correct
21 Correct 62 ms 45680 KB Output is correct
22 Correct 108 ms 51936 KB Output is correct
23 Correct 30 ms 39324 KB Output is correct
24 Correct 48 ms 41956 KB Output is correct
25 Correct 21 ms 38136 KB Output is correct
26 Correct 25 ms 39136 KB Output is correct
27 Correct 23 ms 39508 KB Output is correct
28 Correct 253 ms 67888 KB Output is correct
29 Correct 345 ms 76348 KB Output is correct
30 Correct 314 ms 79520 KB Output is correct
31 Correct 320 ms 79460 KB Output is correct
32 Correct 337 ms 80592 KB Output is correct
33 Correct 322 ms 79500 KB Output is correct
34 Correct 326 ms 79292 KB Output is correct
35 Correct 136 ms 57116 KB Output is correct
36 Correct 346 ms 82384 KB Output is correct

Subtask #7
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 80 ms 66724 KB Output is correct
2 Correct 79 ms 66764 KB Output is correct
3 Correct 138 ms 79508 KB Output is correct
4 Correct 125 ms 77516 KB Output is correct
5 Correct 200 ms 94392 KB Output is correct
6 Correct 194 ms 94128 KB Output is correct
7 Correct 197 ms 94216 KB Output is correct
8 Correct 195 ms 94144 KB Output is correct
9 Correct 219 ms 94160 KB Output is correct
10 Correct 150 ms 74644 KB Output is correct
11 Correct 289 ms 111508 KB Output is correct
12 Correct 18 ms 37844 KB Output is correct
13 Correct 19 ms 37844 KB Output is correct
14 Correct 18 ms 37856 KB Output is correct
15 Correct 18 ms 37884 KB Output is correct
16 Correct 18 ms 37824 KB Output is correct
17 Correct 19 ms 37864 KB Output is correct
18 Correct 79 ms 66824 KB Output is correct
19 Correct 78 ms 66764 KB Output is correct
20 Correct 79 ms 66828 KB Output is correct
21 Correct 79 ms 66800 KB Output is correct
22 Correct 244 ms 92108 KB Output is correct
23 Correct 322 ms 110900 KB Output is correct
24 Correct 313 ms 110796 KB Output is correct

Subtask #8
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 128 ms 75284 KB Output is correct
2 Correct 145 ms 80944 KB Output is correct
3 Correct 79 ms 66712 KB Output is correct
4 Correct 80 ms 66764 KB Output is correct
5 Correct 345 ms 115348 KB Output is correct
6 Correct 503 ms 126516 KB Output is correct
7 Correct 19 ms 37844 KB Output is correct
8 Correct 221 ms 84780 KB Output is correct
9 Correct 252 ms 91820 KB Output is correct
10 Correct 131 ms 75436 KB Output is correct
11 Correct 143 ms 80948 KB Output is correct
12 Correct 18 ms 37832 KB Output is correct
13 Correct 23 ms 37836 KB Output is correct
14 Correct 18 ms 37880 KB Output is correct
15 Correct 18 ms 37880 KB Output is correct
16 Correct 81 ms 66828 KB Output is correct
17 Correct 82 ms 66788 KB Output is correct
18 Correct 164 ms 78448 KB Output is correct
19 Correct 156 ms 84180 KB Output is correct
20 Correct 141 ms 76860 KB Output is correct
21 Correct 162 ms 78504 KB Output is correct
22 Correct 137 ms 76836 KB Output is correct
23 Correct 147 ms 81192 KB Output is correct
24 Correct 80 ms 66724 KB Output is correct
25 Correct 79 ms 66764 KB Output is correct
26 Correct 138 ms 79508 KB Output is correct
27 Correct 125 ms 77516 KB Output is correct
28 Correct 200 ms 94392 KB Output is correct
29 Correct 194 ms 94128 KB Output is correct
30 Correct 197 ms 94216 KB Output is correct
31 Correct 195 ms 94144 KB Output is correct
32 Correct 17 ms 37844 KB Output is correct
33 Correct 17 ms 37764 KB Output is correct
34 Correct 18 ms 37844 KB Output is correct
35 Correct 19 ms 37844 KB Output is correct
36 Correct 18 ms 37844 KB Output is correct
37 Correct 18 ms 37884 KB Output is correct
38 Correct 18 ms 37868 KB Output is correct
39 Correct 18 ms 37844 KB Output is correct
40 Correct 20 ms 37972 KB Output is correct
41 Correct 22 ms 38392 KB Output is correct
42 Correct 18 ms 37988 KB Output is correct
43 Correct 19 ms 38100 KB Output is correct
44 Correct 19 ms 37888 KB Output is correct
45 Correct 19 ms 38172 KB Output is correct
46 Correct 19 ms 37972 KB Output is correct
47 Correct 20 ms 38192 KB Output is correct
48 Correct 67 ms 43204 KB Output is correct
49 Correct 65 ms 45256 KB Output is correct
50 Correct 59 ms 45644 KB Output is correct
51 Correct 60 ms 45672 KB Output is correct
52 Correct 62 ms 45680 KB Output is correct
53 Correct 108 ms 51936 KB Output is correct
54 Correct 30 ms 39324 KB Output is correct
55 Correct 48 ms 41956 KB Output is correct
56 Correct 21 ms 38136 KB Output is correct
57 Correct 25 ms 39136 KB Output is correct
58 Correct 23 ms 39508 KB Output is correct
59 Correct 253 ms 67888 KB Output is correct
60 Correct 345 ms 76348 KB Output is correct
61 Correct 314 ms 79520 KB Output is correct
62 Correct 320 ms 79460 KB Output is correct
63 Correct 337 ms 80592 KB Output is correct
64 Correct 322 ms 79500 KB Output is correct
65 Correct 326 ms 79292 KB Output is correct
66 Correct 136 ms 57116 KB Output is correct
67 Correct 346 ms 82384 KB Output is correct
68 Correct 219 ms 94160 KB Output is correct
69 Correct 150 ms 74644 KB Output is correct
70 Correct 289 ms 111508 KB Output is correct
71 Correct 18 ms 37844 KB Output is correct
72 Correct 19 ms 37844 KB Output is correct
73 Correct 18 ms 37856 KB Output is correct
74 Correct 18 ms 37884 KB Output is correct
75 Correct 18 ms 37824 KB Output is correct
76 Correct 19 ms 37864 KB Output is correct
77 Correct 79 ms 66824 KB Output is correct
78 Correct 78 ms 66764 KB Output is correct
79 Correct 79 ms 66828 KB Output is correct
80 Correct 79 ms 66800 KB Output is correct
81 Correct 244 ms 92108 KB Output is correct
82 Correct 322 ms 110900 KB Output is correct
83 Correct 313 ms 110796 KB Output is correct
84 Correct 493 ms 104824 KB Output is correct
85 Correct 540 ms 106852 KB Output is correct
86 Correct 522 ms 124432 KB Output is correct
87 Correct 526 ms 129372 KB Output is correct
88 Correct 18 ms 37856 KB Output is correct
89 Correct 564 ms 128932 KB Output is correct
90 Correct 417 ms 118072 KB Output is correct
91 Correct 387 ms 115304 KB Output is correct