#include <stdio.h>
#include <math.h>
int main(void)
{
char C1 = 'D', C2 = 'G';
int N = 8, printCount = 1;
for (char c = C1; c <= C2 && printCount <= N; c++){
for (char b= C1; b <= C2 && printCount <= N; b++){
for (char d = C1; d <= C2 && printCount <= N; d++){
if (d != c && d!=b && b!=c){
printCount++;
}
}
}
}
return 0;
}
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