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Submission #828167

# Submission time Handle Problem Language Result Execution time Memory
828167 2023-08-17T06:14:34 Z Amylopectin Catfish Farm (IOI22_fish) C++17
100 / 100
 290 ms 93864 KB 
#include "fish.h"
#include <stdio.h>
#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
const long long mxn = 1e6 + 10;
struct we
{
  long long hei,wei;
};
struct sdp
{
  long long al,alnr,lowe,acal,acalnr,aclowe;
};
bool cmp(const struct we &l,const struct we &r)
{
  return l.hei < r.hei;
}
vector<struct sdp> dp[mxn] = {}; 
vector<struct we> fil[mxn] = {};
long long n,m;
long long max_weights(int N, int M, std::vector<int> cc
, std::vector<int> rr,std::vector<int> ww) 
{
  long long i,j,cn,cm,fn,fm,rul,rur,vce,val,var,rul2;
  n = N;
  m = M;
  for(i=0; i<m; i++)
  {
    dp[cc[i]].push_back({0,0,0,0,0,0});
    fil[cc[i]].push_back({rr[i],ww[i]});
  }
  for(i=0; i<n; i++)
  {
    fil[i].push_back({n+2,0});
    dp[i].push_back({0,0,0,0,0,0});
    // fil[i].push_back({-1,0});
    // dp[cc[i]].push_back({0,0,0,0,0,0});
    sort(fil[i].begin(),fil[i].end(),cmp);
  }
  for(i=0; i<n; i++)
  {
    rul = 0;
    rur = 0;
    vce = 0;
    val = 0;
    var = 0;
    rul2 = 0;
    for(j=0; j<fil[i].size(); j++)
    {
      if(i > 0)
        while(fil[i-1][rul].hei < fil[i][j].hei)
        {
          val += fil[i-1][rul].wei;
          rul ++;
        }
      if(i>1)
        while(fil[i-2][rul2].hei < fil[i][j].hei)
        {
          rul2 ++;
        }
      while(i<n-1 && fil[i+1][rur].hei < fil[i][j].hei)
      {
        var += fil[i+1][rur].wei;
        rur ++;
      }
      if(rul2 > 0 && i>1)
      {
        dp[i][j].lowe = dp[i-2][rul2-1].acalnr + val;
        // dp[i][j].alnr = dp[i-2][rul2-1].acalnr + val;
      }
      if(i>1)
        dp[i][j].lowe = max(dp[i][j].lowe,dp[i-2][dp[i-2].size()-1].acal);
      // dp[i][j].alnr = max(dp[i][j].alnr,dp[i-2][dp[i-2].size()-1].acal);
      if(rul > 0 && i>0)
      {
        dp[i][j].lowe = max(dp[i][j].lowe,dp[i-1][rul-1].aclowe + val);
      }
      if(i>0)
        dp[i][j].alnr = max(dp[i][j].lowe,dp[i-1][dp[i-1].size()-1].acal - vce);
      dp[i][j].al = dp[i][j].alnr + var;
      if(j > 0)
      {
        dp[i][j].acal = max(dp[i][j].al,dp[i][j-1].acal);
        dp[i][j].acalnr = max(dp[i][j].alnr,dp[i][j-1].acalnr);
        dp[i][j].aclowe = max(dp[i][j].lowe - vce,dp[i][j-1].aclowe);
      }
      else 
      {
        dp[i][j].acal = dp[i][j].al;
        dp[i][j].acalnr = dp[i][j].alnr;
        dp[i][j].aclowe = dp[i][j].lowe - vce;
      }
      vce += fil[i][j].wei;
    }
  }
  return dp[n-1][dp[n-1].size()-1].acalnr;
}

Compilation message

fish.cpp: In function 'long long int max_weights(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
fish.cpp:50:15: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<we>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |     for(j=0; j<fil[i].size(); j++)
      |              ~^~~~~~~~~~~~~~
fish.cpp:26:17: warning: unused variable 'cn' [-Wunused-variable]
   26 |   long long i,j,cn,cm,fn,fm,rul,rur,vce,val,var,rul2;
      |                 ^~
fish.cpp:26:20: warning: unused variable 'cm' [-Wunused-variable]
   26 |   long long i,j,cn,cm,fn,fm,rul,rur,vce,val,var,rul2;
      |                    ^~
fish.cpp:26:23: warning: unused variable 'fn' [-Wunused-variable]
   26 |   long long i,j,cn,cm,fn,fm,rul,rur,vce,val,var,rul2;
      |                       ^~
fish.cpp:26:26: warning: unused variable 'fm' [-Wunused-variable]
   26 |   long long i,j,cn,cm,fn,fm,rul,rur,vce,val,var,rul2;
      |                          ^~

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 61 ms 64056 KB Output is correct
2 Correct 68 ms 67020 KB Output is correct
3 Correct 32 ms 56640 KB Output is correct
4 Correct 32 ms 56604 KB Output is correct
5 Correct 148 ms 85352 KB Output is correct
6 Correct 190 ms 92588 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 47188 KB Output is correct
2 Correct 89 ms 72588 KB Output is correct
3 Correct 104 ms 76588 KB Output is correct
4 Correct 61 ms 63992 KB Output is correct
5 Correct 67 ms 67020 KB Output is correct
6 Correct 21 ms 47204 KB Output is correct
7 Correct 23 ms 47268 KB Output is correct
8 Correct 22 ms 47272 KB Output is correct
9 Correct 21 ms 47152 KB Output is correct
10 Correct 32 ms 56576 KB Output is correct
11 Correct 31 ms 56572 KB Output is correct
12 Correct 60 ms 64116 KB Output is correct
13 Correct 67 ms 67016 KB Output is correct
14 Correct 60 ms 64072 KB Output is correct
15 Correct 68 ms 66484 KB Output is correct
16 Correct 61 ms 64548 KB Output is correct
17 Correct 65 ms 65968 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 32 ms 56556 KB Output is correct
2 Correct 34 ms 56584 KB Output is correct
3 Correct 65 ms 61260 KB Output is correct
4 Correct 52 ms 60352 KB Output is correct
5 Correct 89 ms 68300 KB Output is correct
6 Correct 83 ms 67536 KB Output is correct
7 Correct 97 ms 68084 KB Output is correct
8 Correct 92 ms 68140 KB Output is correct

Subtask #4
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 47248 KB Output is correct
2 Correct 20 ms 47188 KB Output is correct
3 Correct 20 ms 47240 KB Output is correct
4 Correct 21 ms 47192 KB Output is correct
5 Correct 20 ms 47188 KB Output is correct
6 Correct 21 ms 47156 KB Output is correct
7 Correct 20 ms 47188 KB Output is correct
8 Correct 21 ms 47260 KB Output is correct
9 Correct 21 ms 47328 KB Output is correct
10 Correct 23 ms 47656 KB Output is correct
11 Correct 21 ms 47312 KB Output is correct
12 Correct 21 ms 47444 KB Output is correct
13 Correct 20 ms 47188 KB Output is correct
14 Correct 20 ms 47400 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 47248 KB Output is correct
2 Correct 20 ms 47188 KB Output is correct
3 Correct 20 ms 47240 KB Output is correct
4 Correct 21 ms 47192 KB Output is correct
5 Correct 20 ms 47188 KB Output is correct
6 Correct 21 ms 47156 KB Output is correct
7 Correct 20 ms 47188 KB Output is correct
8 Correct 21 ms 47260 KB Output is correct
9 Correct 21 ms 47328 KB Output is correct
10 Correct 23 ms 47656 KB Output is correct
11 Correct 21 ms 47312 KB Output is correct
12 Correct 21 ms 47444 KB Output is correct
13 Correct 20 ms 47188 KB Output is correct
14 Correct 20 ms 47400 KB Output is correct
15 Correct 20 ms 47312 KB Output is correct
16 Correct 21 ms 47460 KB Output is correct
17 Correct 36 ms 52684 KB Output is correct
18 Correct 44 ms 54244 KB Output is correct
19 Correct 36 ms 54612 KB Output is correct
20 Correct 35 ms 54568 KB Output is correct
21 Correct 35 ms 54528 KB Output is correct
22 Correct 70 ms 60700 KB Output is correct
23 Correct 36 ms 48596 KB Output is correct
24 Correct 35 ms 51288 KB Output is correct
25 Correct 29 ms 47348 KB Output is correct
26 Correct 25 ms 48396 KB Output is correct

Subtask #6
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 47248 KB Output is correct
2 Correct 20 ms 47188 KB Output is correct
3 Correct 20 ms 47240 KB Output is correct
4 Correct 21 ms 47192 KB Output is correct
5 Correct 20 ms 47188 KB Output is correct
6 Correct 21 ms 47156 KB Output is correct
7 Correct 20 ms 47188 KB Output is correct
8 Correct 21 ms 47260 KB Output is correct
9 Correct 21 ms 47328 KB Output is correct
10 Correct 23 ms 47656 KB Output is correct
11 Correct 21 ms 47312 KB Output is correct
12 Correct 21 ms 47444 KB Output is correct
13 Correct 20 ms 47188 KB Output is correct
14 Correct 20 ms 47400 KB Output is correct
15 Correct 20 ms 47312 KB Output is correct
16 Correct 21 ms 47460 KB Output is correct
17 Correct 36 ms 52684 KB Output is correct
18 Correct 44 ms 54244 KB Output is correct
19 Correct 36 ms 54612 KB Output is correct
20 Correct 35 ms 54568 KB Output is correct
21 Correct 35 ms 54528 KB Output is correct
22 Correct 70 ms 60700 KB Output is correct
23 Correct 36 ms 48596 KB Output is correct
24 Correct 35 ms 51288 KB Output is correct
25 Correct 29 ms 47348 KB Output is correct
26 Correct 25 ms 48396 KB Output is correct
27 Correct 22 ms 47856 KB Output is correct
28 Correct 107 ms 77516 KB Output is correct
29 Correct 136 ms 86308 KB Output is correct
30 Correct 135 ms 85292 KB Output is correct
31 Correct 147 ms 85168 KB Output is correct
32 Correct 137 ms 90700 KB Output is correct
33 Correct 147 ms 85212 KB Output is correct
34 Correct 157 ms 85188 KB Output is correct
35 Correct 74 ms 64836 KB Output is correct
36 Correct 150 ms 88336 KB Output is correct

Subtask #7
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 32 ms 56556 KB Output is correct
2 Correct 34 ms 56584 KB Output is correct
3 Correct 65 ms 61260 KB Output is correct
4 Correct 52 ms 60352 KB Output is correct
5 Correct 89 ms 68300 KB Output is correct
6 Correct 83 ms 67536 KB Output is correct
7 Correct 97 ms 68084 KB Output is correct
8 Correct 92 ms 68140 KB Output is correct
9 Correct 97 ms 67876 KB Output is correct
10 Correct 90 ms 67360 KB Output is correct
11 Correct 177 ms 86848 KB Output is correct
12 Correct 24 ms 47256 KB Output is correct
13 Correct 29 ms 47224 KB Output is correct
14 Correct 20 ms 47220 KB Output is correct
15 Correct 24 ms 47180 KB Output is correct
16 Correct 21 ms 47244 KB Output is correct
17 Correct 19 ms 47188 KB Output is correct
18 Correct 31 ms 56584 KB Output is correct
19 Correct 31 ms 56608 KB Output is correct
20 Correct 30 ms 56620 KB Output is correct
21 Correct 37 ms 56588 KB Output is correct
22 Correct 96 ms 69404 KB Output is correct
23 Correct 196 ms 86876 KB Output is correct
24 Correct 190 ms 86860 KB Output is correct

Subtask #8
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 61 ms 64056 KB Output is correct
2 Correct 68 ms 67020 KB Output is correct
3 Correct 32 ms 56640 KB Output is correct
4 Correct 32 ms 56604 KB Output is correct
5 Correct 148 ms 85352 KB Output is correct
6 Correct 190 ms 92588 KB Output is correct
7 Correct 20 ms 47188 KB Output is correct
8 Correct 89 ms 72588 KB Output is correct
9 Correct 104 ms 76588 KB Output is correct
10 Correct 61 ms 63992 KB Output is correct
11 Correct 67 ms 67020 KB Output is correct
12 Correct 21 ms 47204 KB Output is correct
13 Correct 23 ms 47268 KB Output is correct
14 Correct 22 ms 47272 KB Output is correct
15 Correct 21 ms 47152 KB Output is correct
16 Correct 32 ms 56576 KB Output is correct
17 Correct 31 ms 56572 KB Output is correct
18 Correct 60 ms 64116 KB Output is correct
19 Correct 67 ms 67016 KB Output is correct
20 Correct 60 ms 64072 KB Output is correct
21 Correct 68 ms 66484 KB Output is correct
22 Correct 61 ms 64548 KB Output is correct
23 Correct 65 ms 65968 KB Output is correct
24 Correct 32 ms 56556 KB Output is correct
25 Correct 34 ms 56584 KB Output is correct
26 Correct 65 ms 61260 KB Output is correct
27 Correct 52 ms 60352 KB Output is correct
28 Correct 89 ms 68300 KB Output is correct
29 Correct 83 ms 67536 KB Output is correct
30 Correct 97 ms 68084 KB Output is correct
31 Correct 92 ms 68140 KB Output is correct
32 Correct 21 ms 47248 KB Output is correct
33 Correct 20 ms 47188 KB Output is correct
34 Correct 20 ms 47240 KB Output is correct
35 Correct 21 ms 47192 KB Output is correct
36 Correct 20 ms 47188 KB Output is correct
37 Correct 21 ms 47156 KB Output is correct
38 Correct 20 ms 47188 KB Output is correct
39 Correct 21 ms 47260 KB Output is correct
40 Correct 21 ms 47328 KB Output is correct
41 Correct 23 ms 47656 KB Output is correct
42 Correct 21 ms 47312 KB Output is correct
43 Correct 21 ms 47444 KB Output is correct
44 Correct 20 ms 47188 KB Output is correct
45 Correct 20 ms 47400 KB Output is correct
46 Correct 20 ms 47312 KB Output is correct
47 Correct 21 ms 47460 KB Output is correct
48 Correct 36 ms 52684 KB Output is correct
49 Correct 44 ms 54244 KB Output is correct
50 Correct 36 ms 54612 KB Output is correct
51 Correct 35 ms 54568 KB Output is correct
52 Correct 35 ms 54528 KB Output is correct
53 Correct 70 ms 60700 KB Output is correct
54 Correct 36 ms 48596 KB Output is correct
55 Correct 35 ms 51288 KB Output is correct
56 Correct 29 ms 47348 KB Output is correct
57 Correct 25 ms 48396 KB Output is correct
58 Correct 22 ms 47856 KB Output is correct
59 Correct 107 ms 77516 KB Output is correct
60 Correct 136 ms 86308 KB Output is correct
61 Correct 135 ms 85292 KB Output is correct
62 Correct 147 ms 85168 KB Output is correct
63 Correct 137 ms 90700 KB Output is correct
64 Correct 147 ms 85212 KB Output is correct
65 Correct 157 ms 85188 KB Output is correct
66 Correct 74 ms 64836 KB Output is correct
67 Correct 150 ms 88336 KB Output is correct
68 Correct 97 ms 67876 KB Output is correct
69 Correct 90 ms 67360 KB Output is correct
70 Correct 177 ms 86848 KB Output is correct
71 Correct 24 ms 47256 KB Output is correct
72 Correct 29 ms 47224 KB Output is correct
73 Correct 20 ms 47220 KB Output is correct
74 Correct 24 ms 47180 KB Output is correct
75 Correct 21 ms 47244 KB Output is correct
76 Correct 19 ms 47188 KB Output is correct
77 Correct 31 ms 56584 KB Output is correct
78 Correct 31 ms 56608 KB Output is correct
79 Correct 30 ms 56620 KB Output is correct
80 Correct 37 ms 56588 KB Output is correct
81 Correct 96 ms 69404 KB Output is correct
82 Correct 196 ms 86876 KB Output is correct
83 Correct 190 ms 86860 KB Output is correct
84 Correct 170 ms 86028 KB Output is correct
85 Correct 179 ms 86644 KB Output is correct
86 Correct 246 ms 92228 KB Output is correct
87 Correct 254 ms 93072 KB Output is correct
88 Correct 28 ms 47164 KB Output is correct
89 Correct 290 ms 93132 KB Output is correct
90 Correct 238 ms 93132 KB Output is correct
91 Correct 180 ms 93864 KB Output is correct