#include "artclass.h"
#include <bits/stdc++.h>
using namespace std;
int A[4][4][4];
int E[4][4][4][4];
int style(int N, int M, int R[500][500], int G[500][500], int B[500][500]) {
E[0][0][0][0] = 244813;
E[0][0][0][1] = 8517;
E[0][0][0][2] = 5539;
E[0][0][0][3] = 0;
E[0][0][1][0] = 2298;
E[0][0][1][1] = 1060;
E[0][0][1][2] = 19649;
E[0][0][1][3] = 5589;
E[0][0][2][0] = 0;
E[0][0][2][1] = 0;
E[0][0][2][2] = 1698;
E[0][0][2][3] = 3567;
E[0][0][3][0] = 0;
E[0][0][3][1] = 0;
E[0][0][3][2] = 0;
E[0][0][3][3] = 0;
E[0][1][0][0] = 16537;
E[0][1][0][1] = 4815;
E[0][1][0][2] = 2981;
E[0][1][0][3] = 0;
E[0][1][1][0] = 13945;
E[0][1][1][1] = 24817;
E[0][1][1][2] = 35834;
E[0][1][1][3] = 3345;
E[0][1][2][0] = 6;
E[0][1][2][1] = 1079;
E[0][1][2][2] = 1683;
E[0][1][2][3] = 7740;
E[0][1][3][0] = 0;
E[0][1][3][1] = 0;
E[0][1][3][2] = 0;
E[0][1][3][3] = 3;
E[0][2][0][0] = 39868;
E[0][2][0][1] = 599;
E[0][2][0][2] = 0;
E[0][2][0][3] = 0;
E[0][2][1][0] = 7549;
E[0][2][1][1] = 5137;
E[0][2][1][2] = 845;
E[0][2][1][3] = 7;
E[0][2][2][0] = 15837;
E[0][2][2][1] = 9152;
E[0][2][2][2] = 67642;
E[0][2][2][3] = 28021;
E[0][2][3][0] = 0;
E[0][2][3][1] = 19;
E[0][2][3][2] = 1394;
E[0][2][3][3] = 12436;
E[0][3][0][0] = 51470;
E[0][3][0][1] = 124;
E[0][3][0][2] = 0;
E[0][3][0][3] = 0;
E[0][3][1][0] = 107987;
E[0][3][1][1] = 40068;
E[0][3][1][2] = 147;
E[0][3][1][3] = 0;
E[0][3][2][0] = 39343;
E[0][3][2][1] = 6457;
E[0][3][2][2] = 10456;
E[0][3][2][3] = 2214;
E[0][3][3][0] = 129517;
E[0][3][3][1] = 15040;
E[0][3][3][2] = 29763;
E[0][3][3][3] = 1036893;
E[1][0][0][0] = 378463;
E[1][0][0][1] = 580;
E[1][0][0][2] = 0;
E[1][0][0][3] = 0;
E[1][0][1][0] = 115370;
E[1][0][1][1] = 40194;
E[1][0][1][2] = 0;
E[1][0][1][3] = 0;
E[1][0][2][0] = 1;
E[1][0][2][1] = 40;
E[1][0][2][2] = 0;
E[1][0][2][3] = 0;
E[1][0][3][0] = 0;
E[1][0][3][1] = 0;
E[1][0][3][2] = 0;
E[1][0][3][3] = 0;
E[1][1][0][0] = 91609;
E[1][1][0][1] = 690;
E[1][1][0][2] = 0;
E[1][1][0][3] = 0;
E[1][1][1][0] = 391301;
E[1][1][1][1] = 124576;
E[1][1][1][2] = 496;
E[1][1][1][3] = 0;
E[1][1][2][0] = 6181;
E[1][1][2][1] = 25416;
E[1][1][2][2] = 3638;
E[1][1][2][3] = 0;
E[1][1][3][0] = 0;
E[1][1][3][1] = 0;
E[1][1][3][2] = 1;
E[1][1][3][3] = 0;
E[1][2][0][0] = 1365;
E[1][2][0][1] = 2;
E[1][2][0][2] = 0;
E[1][2][0][3] = 0;
E[1][2][1][0] = 95809;
E[1][2][1][1] = 37743;
E[1][2][1][2] = 264;
E[1][2][1][3] = 0;
E[1][2][2][0] = 47592;
E[1][2][2][1] = 121824;
E[1][2][2][2] = 92300;
E[1][2][2][3] = 10001;
E[1][2][3][0] = 58;
E[1][2][3][1] = 502;
E[1][2][3][2] = 2946;
E[1][2][3][3] = 3043;
E[1][3][0][0] = 1;
E[1][3][0][1] = 0;
E[1][3][0][2] = 0;
E[1][3][0][3] = 0;
E[1][3][1][0] = 1284;
E[1][3][1][1] = 781;
E[1][3][1][2] = 0;
E[1][3][1][3] = 0;
E[1][3][2][0] = 4276;
E[1][3][2][1] = 24708;
E[1][3][2][2] = 62491;
E[1][3][2][3] = 741;
E[1][3][3][0] = 471;
E[1][3][3][1] = 2416;
E[1][3][3][2] = 27904;
E[1][3][3][3] = 39922;
E[2][0][0][0] = 189774;
E[2][0][0][1] = 5117;
E[2][0][0][2] = 0;
E[2][0][0][3] = 0;
E[2][0][1][0] = 4747;
E[2][0][1][1] = 3536;
E[2][0][1][2] = 0;
E[2][0][1][3] = 0;
E[2][0][2][0] = 0;
E[2][0][2][1] = 0;
E[2][0][2][2] = 0;
E[2][0][2][3] = 0;
E[2][0][3][0] = 0;
E[2][0][3][1] = 0;
E[2][0][3][2] = 0;
E[2][0][3][3] = 0;
E[2][1][0][0] = 33349;
E[2][1][0][1] = 3800;
E[2][1][0][2] = 0;
E[2][1][0][3] = 0;
E[2][1][1][0] = 74404;
E[2][1][1][1] = 234735;
E[2][1][1][2] = 6492;
E[2][1][1][3] = 0;
E[2][1][2][0] = 2;
E[2][1][2][1] = 6780;
E[2][1][2][2] = 5190;
E[2][1][2][3] = 0;
E[2][1][3][0] = 0;
E[2][1][3][1] = 0;
E[2][1][3][2] = 19;
E[2][1][3][3] = 1;
E[2][2][0][0] = 1656;
E[2][2][0][1] = 645;
E[2][2][0][2] = 0;
E[2][2][0][3] = 0;
E[2][2][1][0] = 14541;
E[2][2][1][1] = 59698;
E[2][2][1][2] = 5476;
E[2][2][1][3] = 0;
E[2][2][2][0] = 1966;
E[2][2][2][1] = 91676;
E[2][2][2][2] = 172788;
E[2][2][2][3] = 855;
E[2][2][3][0] = 0;
E[2][2][3][1] = 0;
E[2][2][3][2] = 3358;
E[2][2][3][3] = 1248;
E[2][3][0][0] = 337;
E[2][3][0][1] = 0;
E[2][3][0][2] = 0;
E[2][3][0][3] = 0;
E[2][3][1][0] = 21189;
E[2][3][1][1] = 1703;
E[2][3][1][2] = 236;
E[2][3][1][3] = 0;
E[2][3][2][0] = 6348;
E[2][3][2][1] = 19513;
E[2][3][2][2] = 55574;
E[2][3][2][3] = 500;
E[2][3][3][0] = 1954;
E[2][3][3][1] = 12454;
E[2][3][3][2] = 120800;
E[2][3][3][3] = 171039;
E[3][0][0][0] = 173691;
E[3][0][0][1] = 18865;
E[3][0][0][2] = 0;
E[3][0][0][3] = 0;
E[3][0][1][0] = 17863;
E[3][0][1][1] = 30850;
E[3][0][1][2] = 96478;
E[3][0][1][3] = 0;
E[3][0][2][0] = 0;
E[3][0][2][1] = 0;
E[3][0][2][2] = 6;
E[3][0][2][3] = 0;
E[3][0][3][0] = 0;
E[3][0][3][1] = 0;
E[3][0][3][2] = 0;
E[3][0][3][3] = 0;
E[3][1][0][0] = 161482;
E[3][1][0][1] = 202;
E[3][1][0][2] = 0;
E[3][1][0][3] = 0;
E[3][1][1][0] = 1170;
E[3][1][1][1] = 8412;
E[3][1][1][2] = 9114;
E[3][1][1][3] = 0;
E[3][1][2][0] = 0;
E[3][1][2][1] = 0;
E[3][1][2][2] = 1070;
E[3][1][2][3] = 0;
E[3][1][3][0] = 0;
E[3][1][3][1] = 0;
E[3][1][3][2] = 0;
E[3][1][3][3] = 0;
E[3][2][0][0] = 82337;
E[3][2][0][1] = 120;
E[3][2][0][2] = 0;
E[3][2][0][3] = 0;
E[3][2][1][0] = 21847;
E[3][2][1][1] = 100425;
E[3][2][1][2] = 377;
E[3][2][1][3] = 0;
E[3][2][2][0] = 27274;
E[3][2][2][1] = 27515;
E[3][2][2][2] = 14412;
E[3][2][2][3] = 181;
E[3][2][3][0] = 0;
E[3][2][3][1] = 0;
E[3][2][3][2] = 1087;
E[3][2][3][3] = 2559;
E[3][3][0][0] = 184255;
E[3][3][0][1] = 149;
E[3][3][0][2] = 0;
E[3][3][0][3] = 0;
E[3][3][1][0] = 118460;
E[3][3][1][1] = 33637;
E[3][3][1][2] = 130;
E[3][3][1][3] = 0;
E[3][3][2][0] = 168979;
E[3][3][2][1] = 45343;
E[3][3][2][2] = 4166;
E[3][3][2][3] = 309;
E[3][3][3][0] = 19789;
E[3][3][3][1] = 8080;
E[3][3][3][2] = 38199;
E[3][3][3][3] = 54167;
for (int r = 0; r < 4; r++) {
for (int g = 0; g < 4; g++) {
for (int b = 0; b < 4; b++) {
A[r][g][b] = 1;
}
}
}
for (int i = 0; i < N; i++) {
for (int j = 0; j < M; j++) {
A[R[i][j] / 64][G[i][j] / 64][B[i][j] / 64]++;
}
}
pair<long double, int> res = make_pair(1e18L, -1);
for (int X = 0; X < 4; X++) {
long double score = 0.0L;
int totA = 0;
int totE = 0;
for (int r = 0; r < 4; r++) {
for (int g = 0; g < 4; g++) {
for (int b = 0; b < 4; b++) {
totA += A[r][g][b];
totE += E[X][r][g][b] + 1;
}
}
}
for (int r = 0; r < 4; r++) {
for (int g = 0; g < 4; g++) {
for (int b = 0; b < 4; b++) {
long double exp = 1.0L * (E[X][r][g][b] + 1) / totE * totA;
score += (exp - A[r][g][b]) * (exp - A[r][g][b]) / exp;
}
}
}
res = min(res, make_pair(score, X + 1));
}
return res.second;
}
