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Problems Hashing

Two Sum (Hash Drill)

Easy

1/8

EasyHashingLeetCode #1

Same Two Sum — force the hash solution

No nested loops. Prove you own unordered_map.

Examples

Example 1

Input

4 9
2 7 11 15

Output

0 1

Example 2

Input

3 6
3 2 4

Output

1 2

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