7Search.ccp1 1 p1 2p11 p12p11 p12 차이p11 p12 비교p p1 p1 p2 p2 pp1_1 p1_1p1 + p2 -p1p1 c1-1p 1 #1-1p1 + p2p1 p2 1:n/2+1p1 1e-5p 1-p 1/4
