#include "artclass.h"
#include<iostream>
#include<cmath>
using namespace std;
int rm,gm,bm,dif,dif1,t;
int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
for(int i=0;i<H;i++)
for(int j=0;j<W;j++)
{
if(i<H-1 && j<W-1)
{
int x=abs(B[i][j]-B[i][j+1])+abs(B[i][j]-B[i+1][j])+abs(G[i][j]-G[i][j+1])+abs(G[i][j]-G[i+1][j])+abs(R[i][j]-R[i][j+1])+abs(R[i][j]-R[i+1][j]);
dif+=x;
if(x<30)
t+=2;
}
}
t*=100;
t/=(H*W);
dif*=10;
dif/=H*W;
if(dif<=200)
return 4;
else if(dif>=850)
return 3;
else if(t>=90)
return 1;
return 2;
}
