#include <bits/stdc++.h>
#include "artclass.h"
using namespace std;
const int MAXN = 510;
const int dx[4] = {1,-1,0,0};
const int dy[4] = {0,0,1,-1};
const double averages[4] = {1396298.1629,2777443.2301,6868228.6964,346063.6347};
int matriz[MAXN][MAXN],H,W;
long long somatorio;
double media;
int junta(int r,int g,int b){
return (r << 16) | (g << 8) | (b);
}
inline int valido(int a,int b){
return min(a,b) >= 0 && a < H && b < W;
}
int calcula(int x,int y){
int total = 0;
for(int i = 0;i<4;i++){
int nx = x + dx[i];
int ny = y + dy[i];
if(!valido(nx,ny)) continue;
total += abs(matriz[x][y] - matriz[nx][ny]);
}
return total;
}
void roda(){
for(int i = 0;i<H;i++){
for(int j = 0;j<W;j++){
somatorio += calcula(i,j);
}
}
}
int style(int h, int w, int R[500][500], int G[500][500], int B[500][500]){
somatorio = 0;
media = 0;
H = h;W = w;
for(int i = 0;i<H;i++){
for(int j = 0;j<W;j++){
matriz[i][j] = junta(R[i][j],G[i][j],B[i][j]);
}
}
roda();
media = somatorio/double(H*W);
double melhor_dist = fabs(media - averages[0]);
int resp = 0;
for(int i = 1;i<4;i++){
if(fabs(media - averages[i]) <= melhor_dist){
melhor_dist = fabs(media - averages[i]);
resp = i;
}
}
return resp+1;
}
