#include <bits/stdc++.h>
#include "artclass.h"
using namespace std;
int cntR[256] , cntG[256] , cntB[256];
int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
int r = 0 , g = 0 , b = 0;
int mnr = 500 , mxr = 0 , mng = 500 , mxg = 0 , mnb = 500 , mxb = 0;
for(int i = 0 ; i < H ; i++){
for(int j = 0 ; j < W ; j++){
r += R[i][j];
cntR[R[i][j]]++;
mnr = min(mnr , R[i][j]); mxr = max(mxr , R[i][j]);
g += G[i][j];
cntG[G[i][j]]++;
mng = min(mng , G[i][j]); mxg = max(mxg , G[i][j]);
b += B[i][j];
cntB[B[i][j]]++;
mnb = min(mnb , B[i][j]); mxb = max(mxb , B[i][j]);
}
}
long long diff = 0 , diff2 = 0;
for(int i = 1 ; i < H ; i++){
for(int j = 0 ; j < W ; j++){
diff += abs(R[i][j] - R[i - 1][j]);
diff += abs(G[i][j] - G[i - 1][j]);
diff += abs(B[i][j] - B[i - 1][j]);
diff2 += (R[i][j] - R[i - 1][j]) * (R[i][j] - R[i - 1][j]);
diff2 += (G[i][j] - G[i - 1][j]) * (G[i][j] - G[i - 1][j]);
diff2 += (B[i][j] - B[i - 1][j]) * (B[i][j] - B[i - 1][j]);
}
}
int rm = r / (H * W) , gm = g / (H * W) , bm = b / (H * W);
int val = rm + gm + bm;
partial_sum(cntR , cntR + 256 , cntR);
partial_sum(cntG , cntG + 256 , cntG);
partial_sum(cntB , cntB + 256 , cntB);
// cout << rm << ' ' << gm << ' ' << bm << ' ' << val << ' ' << diff / (H * W) << endl;
/* cout << mnr << ' ' << mxr << endl;
cout << mng << ' ' << mxg << endl;
cout << mnb << ' ' << mxb << endl;
for(int i = 0 ; i < 256 ; i++){
if(cntR[i] * 2 >= H * W){
cout << i << ' ';
break;
}
}
for(int i = 0 ; i < 256 ; i++){
if(cntG[i] * 2 >= H * W){
cout << i << ' ';
break;
}
}
for(int i = 0 ; i < 256 ; i++){
if(cntB[i] * 2 >= H * W){
cout << i << endl;
break;
}
}*/
diff /= (H * W);
diff2 /= (H * W);
// cout << rm << ' ' << gm << ' ' << bm << ' ' << val << ' ' << diff << ' ' << diff2 << endl;
if(diff <= 40){
if(diff <= 15 && bm <= 120) return 4;
if(val >= 350) return 1;
return 2;
}
if(diff2 >= 2500) return 3;
return 2;
}
