Submission #1080967

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1080967	2024-08-29 16:27:12	allin27x	Catfish Farm (IOI22_fish)	C++17	0 / 100	1045 ms	54488 KiB

fish

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#include <bits/stdc++.h>
using namespace std;
#define int long long
const int N= 305;
int dp[N][N][N];
int sfm[N];
int fs[N][9];
long long max_weights(signed n, signed m, std::vector<signed> x, std::vector<signed> y, std::vector<signed> w){
  for (int i=0; i<m; i++) fs[x[i]][y[i]] = w[i];
  for (int h0=0; h0<=n; h0++) {
    for (int h1=0; h1<=n; h1++) {
      if (h0 < h1) {
        for (int r = h0; r<h1; r++) dp[1][h0][h1] += fs[0][r];
      }
      if (h0 > h1) {
        for (int r = h1; r< h0; r++) dp[1][h0][h1] += fs[1][r];
      }
    }
  }
  for (int i=2; i<n; i++) {
    for (int h0=0; h0<=n; h0++) {
      int mx = 0; for (int t=0;  t<=h0; t++) mx = max(mx, dp[i-1][t][h0]);
      sfm[n] = dp[i-1][n][h0]; for (int j=n-1; j>=0; j--) sfm[j] = max(sfm[j+1], dp[i-1][j][h0]);
      int s = 0; for (int h=0; h<h0; h++) s += fs[i][h]; int s1 = 0;
      for (int h=0;  h<=h0; h++) {
        dp[i][h0][h] = max(dp[i][h0][h], s - s1 + sfm[0]); s1 += fs[i][h];
 
 
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• Subtask 1: 0 / 3
• Subtask 2: 0 / 6
• Subtask 3: 0 / 9
• Subtask 4: 0 / 14
• Subtask 5: 0 / 21
• Subtask 6: 0 / 17
• Subtask 7: 0 / 14
• Subtask 8: 0 / 16