Submission #1255984

#	Time	Username	Problem	Language	Result	Execution time	Memory
1255984		comgaTramAnh	Art Class (IOI13_artclass)	C++20	92 / 100	35 ms	3328 KiB

artclass

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

int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
  double average = 0.0; 
  for (int i = 0; i < H; i++) {
    for (int j = 0; j < W; j++) {
      if (i > 0) {
        average += abs(R[i][j] - R[i - 1][j]) + abs(G[i][j] - G[i - 1][j]) + abs(B[i][j] - B[i - 1][j]);
      }
      if (j > 0) {
        average += abs(R[i][j] - R[i][j - 1]) + abs(G[i][j] - G[i][j - 1]) + abs(B[i][j] - B[i][j - 1]);
      }
    }
  }
  average /= (double) (H * W);
  if (average <= 15.0) {
    return 4; 
  } 
  else if (average <= 50.0) {
    return 1; 
  }
  else if (average <= 100.0) {
    return 2; 
  }
  return 3; 
}

• Subtask 1: 91.6176 / 100