Challenges array,Sort game

#1

sir is there any limitations on the size of String array or integer array ,becoz m not able to make array of size 10^51,as given in the question

#2

@sameeksha,
Its actually 10^5.
Constraints are as follows:
1 <= N <= 10^5
1 <= | Length of the name | <= 100
1 <= x,
salary <= 100