ܣк󽻼

ʽ
[a1, b1, flag] = IntersectionByCol(a, aIndex, b, bIndex)
a 
aIndexָaĵڼ1ʼ
b 
bIndexָbĵڼ1ʼ

a1нʱaӦľ
b1нʱbӦľb1a1ÿһһһӦ
flagر־λ0ʾabûнɹ1

ӣ
a =
[ 1    2    3
  4    5    6
  7    8    9
  3    6    5 ]
b =
[ 4    6    3    2
  8    7    5    7
  1    5    8    8 ]
  
[a1,b1]=IntersectionByCol(a,2,b,3)//aе2bе3Ԫͬеݣִеõ½
a1 =
[ 4    5    6
  7    8    9 ]
b1 =
[ 8    7    5    7
  1    5    8    8 ]