Given 2 numbers stored as linked lists (i.e. each digit is a separate entry), compute the sum.
Example:
1 -> 5 -> 4 + 2 -> 2 -> 2 = 154 + 222 = 376
2 -> 2 -> 4 -> 7 + 6 -> 9 -> 3 = 2247 + 693 = 2940
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Given 2 numbers stored as linked lists (i.e. each digit is a separate entry), compute the sum.
Example:
1 -> 5 -> 4 + 2 -> 2 -> 2 = 154 + 222 = 376
2 -> 2 -> 4 -> 7 + 6 -> 9 -> 3 = 2247 + 693 = 2940