ほれ

#include <windows.h>

int main( void )
{
HANDLE hStdout = GetStdHandle( STD_OUTPUT_HANDLE );
for ( int lpc = 0; 15 > lpc; lpc++ ) {
COORD pos;
pos.X = pos.Y = lpc;
SetConsoleCursorPosition( hStdout, pos );
SetConsoleTextAttribute( hStdout, lpc + 1 );
WriteFile( hStdout, "H", strlen("H"), 0, 0 );
}
return 0;
}