Counting Rock Samples – TCS CodeVita
Juan Marquinho is a geologist and he needs to count rock samples in order to send it to a chemical laboratory. He has a problem: The…
Even Position Characters in Reverse Order
A string S is passed as input. The program must print the characters present at the even positions of the string in reverse order. Boundary…
Single Source Shortest Path
There are N cities in a country which are numbered from 1 to N.The N cities are connected by L links. Each link contains the source city,the…
Toll Gate Collection
ExampleInput/Output 1:Input:200 <- total distance 50 <- distance b/w tolls5 <- number of tolls60 70 120 130 140 <- distance50 70…
Bank Compare – TCS CodeVita
There are two banks – Bank A and Bank B. Their interest rates vary. You have received offers from both banks in terms of the annual rate of…
Infinity Symbol Pattern
Given a matrix M of size N*N as input, the program must print the output as shown in the Example Input/Output section. Boundary Condition(s):2…
Consecutive Prime Sum – TCS CodeVita
Some prime numbers can be expressed as a sum of other consecutive prime numbers. For example 5 = 2 + 3, 17 = 2 + 3 + 5 + 7, 41 = 2 + 3 + 5 + 7…
Double the Digits in Number
Given a positive integer N, the program must print double the value for each of it’s digits. Boundary Condition(s): 1 <= N…
Social Media Leader
There are N people in a Facebook group.The group follows the following three rules. 1) The group leader does not follow anyone.2) Everyone in…
Matrix Maximum Column Sum
An integer matrix of size N*N is given as input. The program must print the maximum column-wise sum of the matrix. Boundary Condition(s):1…