# Which is the missing number?

I am working on this puzzle since last week.

01 ?? 05 12

10 13 15 09

14 02 08 03

04 07 11 06


which is the missing number ??

note : answer is not 16

• Hi, could you help to illustrate where this puzzle question comes from or it's originated by someone? – Conifers Sep 3 at 9:18
• @Conifers it was asked to me at wipro company interview – babasaheb Sep 3 at 9:23
• yes 00 and 16 makes sense but we need to find more theoritical logic... – Sayed Mohd Ali Sep 3 at 12:53
• @babasaheb I answered your question with proper explaination and theory... – Sayed Mohd Ali Sep 4 at 9:25