#include "artclass.h"
#include <iostream>
#include <iomanip>
using namespace std;
pair<int,int> sef[505][505][10];
int sz[505][505][10];
int trd=9;
int v[]= {1,2,3,5,10,20,30,35,50};
pair<int,int> find(pair<int,int> a,int tr)
{
if(sef[a.first][a.second][tr]==a)
{
return a;
}
return sef[a.first][a.second][tr]=find(sef[a.first][a.second][tr],tr);
}
void merge(pair<int,int>a,pair<int,int>b,int tr)
{
a=find(a,tr);
b=find(b,tr);
if(a==b)
{
return;
}
sef[b.first][b.second][tr]=a;
sz[a.first][a.first][tr]+=sz[b.first][b.first][tr];
}
double r1[505][505];
double g1[505][505];
double b1[505][505];
long long tot=0,cnt=0,tot2=0,tot3=0;
long long tot0=0,cnt0=0,tot20=0,tot30=0;
void trysame(int a,int b,int x,int y)
{
int val=abs(r1[a][b]-r1[x][y])+abs(b1[a][b]-b1[x][y])+abs(g1[a][b]-g1[x][y]);
tot=tot+val;
tot2=tot2+val*val;
tot3=tot3+val*val*val;
cnt++;
if(val>=2)
{
tot0=tot0+val;
tot20=tot20+val*val;
tot30=tot30+val*val*val;
cnt0++;
}
}
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++)
{
for(int z=0; z<trd; z++)
{
sef[i][j][z]=make_pair(i,j);
sz[i][j][z]=1;
}
}
}
for(int i=0; i<H; i++)
{
for(int j=0; j<W; j++)
{
int sum=R[i][j]+G[i][j]+B[i][j]+1;
r1[i][j]=R[i][j]*100.0/sum;
g1[i][j]=G[i][j]*100.0/sum;
b1[i][j]=B[i][j]*100.0/sum;
if(i>=1)
{
trysame(i,j,i-1,j);
}
if(j>=1)
{
trysame(i,j,i,j-1);
}
}
}
/*
for(int z=0; z<trd; z++)
{
int comps=0;
for(int i=0; i<H; i++)
{
for(int j=0; j<W; j++)
{
if(sef[i][j][z].first==i && sef[i][j][z].second==j)
{
comps++;
}
}
}
cout<<z<<" "<<v[z]<<"% "<<comps<<'\n';
}
*/
/*
cout<<fixed<<setprecision(6)<<" "<<(double)tot/cnt;
cout<<fixed<<setprecision(6)<<" "<<(double)tot2/cnt;
cout<<fixed<<setprecision(6)<<" "<<(double)tot3/cnt;
cout<<fixed<<setprecision(6)<<" "<<(double)tot2/tot;
cout<<fixed<<setprecision(6)<<" "<<(double)tot3/tot2;
cout<<fixed<<setprecision(6)<<" "<<(double)tot0/cnt0;
cout<<fixed<<setprecision(6)<<" "<<(double)tot20/cnt0;
cout<<fixed<<setprecision(6)<<" "<<(double)tot30/cnt0;
cout<<fixed<<setprecision(6)<<" "<<(double)tot20/tot0;
cout<<fixed<<setprecision(6)<<" "<<(double)tot30/tot20;*/
if(cnt0==0)
{
cnt0=1;
}
if(cnt==0)
{
cnt=1;
}
cout<<'\n';
if((double)tot/cnt<=2.3 && (double)tot2/tot<=11)
{
return 4;
}
if((double)tot/cnt>5.7)
{
return 3;
}
if((double)tot0/cnt0>=9)
{
return 1;
}
if((double)tot/cnt>=3.4)
{
return 2;
}
return 3;
/*
*/
}
