ÇëÑ¡Ôñµ¥´ÊµÄ×Öĸ×é³É£º

ÂÌÉ«,ÂÌÉ«µÄ

	n,r,a,e			n,b,g,e
	n,r,g,e			n,r,g,d

ÕýÈ·´ð°¸£º3
green : ÂÌÉ«,ÂÌÉ«µÄ