Submission #102922

#	Time	Username	Problem	Language	Result	Execution time	Memory
102922		wxh010910	Art Class (IOI13_artclass)	C++17	100 / 100	156 ms	3472 KiB

artclass

#include <bits/stdc++.h>
#include "artclass.h"

using namespace std;

int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
  double ave = 0;
  for (int i = 0; i < H; ++i) {
    for (int j = 0; j < W; ++j) {
      for (int x = i - 1; x <= i + 1; ++x) {
        for (int y = j - 1; y <= j + 1; ++y) {
          if (abs(x - i) + abs(y - j) == 1) {
            if (x >= 0 && x < H && y >= 0 && y < W) {
              ave += abs(R[i][j] - R[x][y]) + abs(G[i][j] - G[x][y]) + abs(B[i][j] - B[x][y]);
            }
          }
        }
      }
    }
  }
  ave /= 4 * H * W;
  if (ave < 9) {
    return 4;
  } else if (ave > 54) {
    return 3;
  } else if (ave > 22) {
    return 2;
  } else {
    return 1;
  }
}

• Subtask 1: 100 / 100