National Instruments Interview Experience | Set 3 (Programming Test)

There were two questions.

Q 1. Given N and N elements Find the number of distinct sums. For example:
3
1, 2, 3
Possible sums of all subarrays: 1, 2, 3, 3, 5, 6. Return Value: 5 (Distinct sums are: 1, 2, 3, 5, 6)

Q 2. Given a string S, and a matrix M of characters. find if S exist in M or not.
Test case:
abc
3 3
a v f
g b e
c b e
Answer: (0, 0) (1, 1) (2, 0)

All 8 neighbors considered.

Solved 1st with 100% success, and in 2nd 14/16 cases were passing.

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