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Security problem solution: Facebook hacker cup 2013 Round 1

February 4, 2013 by puzzler Leave a Comment

From 2011 facebook is organizing a Facebook hacker cup every year around feb, visit Facebook hacker cup homepage for more details This question is the second question(Carried 35 marks out of 100) for the Round 1 of 2013 hacker cup. only top 500 … [Continue reading]

Checkout more Interview Questions Tags: Difficult, Facebook Hacker Cup, Interview, Java, Solved Puzzles

Card Game solution: Facebook hacker cup 2013 Round1

February 4, 2013 by puzzler 1 Comment

From 2011 facebook is organizing a Facebook hacker cup every year around feb, visit Facebook hacker cup homepage for more details This question is the first question(Carried 20 marks out of 100) for the Round 1 of 2013 hacker cup. only top 500 … [Continue reading]

Checkout more Interview Questions Tags: Facebook Hacker Cup, Interview, Java, Solved Puzzles

Find the Min solution: Facebook hacker Cup 2013 Qual Round

January 29, 2013 by puzzler 4 Comments

From 2011 facebook is organizing a Facebook hacker cup every year around feb, visit Facebook hacker cup homepage for more details This question is the third question(Carried 45 marks out of 100) for the qualification round 2013 hacker … [Continue reading]

Checkout more Interview Questions Tags: Facebook Hacker Cup, Interview, Java, Solved Puzzles, Very Difficult

Balanced Smileys solution: Facebook hacker Cup 2013 Qual Round

January 29, 2013 by puzzler 4 Comments

From 2011 facebook is organizing a Facebook hacker cup every year around feb, visit Facebook hacker cup homepage for more details This question is the second question((Carried 35 marks out of 100) for the qualification round 2013 hacker … [Continue reading]

Checkout more Interview Questions Tags: Difficult, Interview, Java, Solved Puzzles

Beautiful Strings solution: Facebook hacker Cup 2013 Qual Round

January 29, 2013 by puzzler Leave a Comment

From 2011 facebook is organizing a Facebook hacker cup every year around feb, visit Facebook hacker cup homepage for more details This question is the first question in the qualification round of 2013 hacker cup. When John was a little kid he … [Continue reading]

Checkout more Interview Questions Tags: Easy, Interview, Java, Solved Puzzles

Find all non duplicate pairs that sum to S

January 25, 2013 by puzzler Leave a Comment

Find all non duplicate pairs that sum to S. try to do it in O(nlogn). Solution 1: … [Continue reading]

Checkout more Interview Questions Tags: Algorithm, Difficult, Interview, Solved Puzzles

Days of month using 2 dice

January 24, 2013 by puzzler 8 Comments

represent days of month using two dice

How can you represent days of month using two 6 sided dice ? You can write one number on each face of the dice from 0 to 9 and you have to represent days from 1 to 31, for example for 1, one dice should show 0 and another should show 1, similarly … [Continue reading]

Checkout more Interview Puzzles Tags: Dice, Difficult, Interview, Puzzle, Solved Puzzles

How many animals

January 21, 2013 by puzzler 6 Comments

how many animals do you see

  How many animals do you see in above image ? … [Continue reading]

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Guess the movie names

January 21, 2013 by puzzler 10 Comments

guess the movie names from the picture

Guess the movie names from WhatsApp Emoticons and smileys Guess the movie names in above image … [Continue reading]

Checkout more Picture Puzzles Tags: Difficult, Guess the Movie Names, Solved Puzzles, WhatsApp Emoticons

Triangle angle puzzle

January 21, 2013 by puzzler 3 Comments

triangle puzzle

  What is the missing number in above picture? … [Continue reading]

Checkout more Picture Puzzles Tags: Easy, Puzzle, Solved Puzzles, Triangle

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