Junior Engineer Associate

MCQ’s (Aptitude ,Operating System ,DBMS, DSA, Python) 

No. of MCQ's - 40

You have been given a long type array/list 'arr’ of size 'n’.

It represents an elevation map wherein 'arr[i]’ denotes the elevation of the 'ith' bar.

Print the total amount of rainwater that can be trapped in these elevations.

Note :

The width of each bar is the same and is equal to 1.

Example:

Input: ‘n’ = 6, ‘arr’ = [3, 0, 0, 2, 0, 4].

Output: 10

Explanation: Refer to the image for better comprehension:

Note :

You don't need to print anything. It has already been taken care of. Just implement the given function.

Ninja is given a pattern. Now he is asked to print the same pattern for any given ‘N’ number of rows.

Note:

There is only one space between the values of each column in a row.

For example, Pattern for ‘N’ = 5 will be.
1 2 3 4 5 
11 12 13 14 15 
21 22 23 24 25 
16 17 18 19 20 
6 7 8 9 10