Find the number of 'Y' followed by 'W' but that is not followed by 'Z'
YWRUDDYWZ................

• one y' is followed by 'w' which is not followed by 'z.
• 13 years agoHelpfull: Yes(6) No(1)
• ans is 2
  first Y is followed W
  next Y is followed by W but not z( here w is folowing w not y )
  
• 13 years agoHelpfull: Yes(3) No(3)
• ans is 1..
  
• 13 years agoHelpfull: Yes(2) No(2)
• ans. is 1, in which Y is followed by W.
• 13 years agoHelpfull: Yes(0) No(0)
• ANSWER IS 2.
  
  As explained by vinay.
• 13 years agoHelpfull: Yes(0) No(0)