Karthik is in a business meeting
Every Businessmen handshake to all businessmen
Karthik counts their handshake
Totally 66 times handshake means, how many members in that meeting
one condition: no one handshake repeatly
Every Businessmen handshake to all businessmen
Karthik counts their handshake
Totally 66 times handshake means, how many members in that meeting
one condition: no one handshake repeatly