1. Find the total no of digit in a given range of number. Ex -- input 7 Output 7 Explanation -- All 9 numbers are made up of one digit. So 7*1 = 7 Input 13 Output 17 Explanation -- 1 to 9 is of single digit so total digit = 9 , And 10 to 13, are made of 2 digit. So 4*2=8 So toal digit = 9+8=17
Programming round: Deadlock, program on pub sub using blocking queue (only 2 question 45 mins) Desing round: Desing distributed notification service Design round2: Same question of design round 1 (design notificaiton service)
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A satellite is going around earth taking a continuous picture of area 1 meter wide. How would you design and develop a system to build a google map sort of application.
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4)Two linked lists merge at a point. Write code to detect this. 5)How many NULL pointers can a binary tree have ?
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