Submission #424844

#	Time	Username	Problem	Language	Result	Execution time	Memory
424844		madlogic	Vision Program (IOI19_vision)	C++17	0 / 100	4 ms	1480 KiB

vision

#include "vision.h"
#include <bits/stdc++.h>
using namespace std;

void construct_network(int H, int W, int K) {
  vector<vector<vector<int>>> dp(3, vector<vector<int>>(H, vector<int>(W, -1)));
  for (int i = 0; i < H; i++) {
    for (int j = 0; j < W; j++) {
      vector<int> v{i * W + j};
      for (int x = 0; x <= K; x++) {
        int y = K - x;
        set<int> s;
        s.insert(y);
        s.insert(-y);
        for (int ys : s) {
          int dx = i + y;
          int dy = j + ys;
          if (dx >= 0 && dx < H && dy >= 0 && dy < W) {
            int yy = dx * W + dy;
            v.push_back(yy);
          }
        }
      }
      dp[0][i][j] = add_xor(v);
      dp[1][i][j] = add_or(v);
      reverse(v.begin(), v.end());
      v.pop_back();
      if (!v.empty()) {
        dp[2][i][j] = add_xor(v);
      } 
    }
  }
  vector<int> v;
  for (int i = 0; i < H; i++) {
    for (int j = 0; j < W; j++) {
      int a = dp[0][i][j];
      int b = dp[1][i][j];
      if (dp[2][i][i] != -1) {
        int id1 = add_xor({a, b});
        int idx = add_and({id1, dp[2][i][j]});
        v.push_back(idx);
      }
    }
  }
  add_or(v);
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 11
• Subtask 3: 0 / 11
• Subtask 4: 0 / 15
• Subtask 5: 0 / 12
• Subtask 6: 0 / 8
• Subtask 7: 0 / 14
• Subtask 8: 0 / 19