s = [int(i) for i in list(input().split())]
n = s[0]
m = s[1]
count = 0
for i in range(n):
w = list(input().split())
for j in range(m):
if w[j] == 'C' or w[j] == 'M' or w[j] == 'Y':
count += 1
if count == 0:
print('else:
print('
#include<iostream>
#include<vector>
using namespace std;
int main()
{
int n,m;
cin>>n>>m;
char a[n][m];
for(int i=0;i<n;i++)
{
for(int j=0;j<m;j++)
cin>>a[i][j];
}
bool flag =true;
for(int i=0;i<n;i++)
{
for(int j=0;j<m;j++)
{
if(a[i][j]!='W' && a[i][j]!='B' &&a[i][j]!='G')
{
flag=false;
break;
}
if(flag==false)
break;
}
}
if(flag==true)
cout<<"#Black&White";
else cout<<"#Color";
return 0;
}
1450A - Avoid Trygub | 327A - Flipping Game |
411A - Password Check | 1520C - Not Adjacent Matrix |
1538B - Friends and Candies | 580A - Kefa and First Steps |
1038B - Non-Coprime Partition | 43A - Football |
50A - Domino piling | 479A - Expression |
1480A - Yet Another String Game | 1216C - White Sheet |
1648A - Weird Sum | 427A - Police Recruits |
535A - Tavas and Nafas | 581A - Vasya the Hipster |
1537B - Bad Boy | 1406B - Maximum Product |
507B - Amr and Pins | 379A - New Year Candles |
1154A - Restoring Three Numbers | 750A - New Year and Hurry |
705A - Hulk | 492B - Vanya and Lanterns |
1374C - Move Brackets | 1476A - K-divisible Sum |
1333A - Little Artem | 432D - Prefixes and Suffixes |
486A - Calculating Function | 1373B - 01 Game |