DFS Flashcards

1
Q

K Sum II - return all the solutions

A

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2
Q

Generate parentheses

A

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3
Q

Course schedule - total number of ways to get all lessons

A

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4
Q

Word search in matrix, dictionary provided, find how many words exist - F

A

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5
Q

K sum - return the number of solutions

A

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6
Q

Flatten nested list iterator

A

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7
Q

Longest increasing sequence in 2D matrix

A

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8
Q

K sum

A

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9
Q

Combination sum II - each number used once, duplicate numbers but not duplicate combinations

F, G

A

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10
Q

Combination sum I - distinct numbers, all positive, can use one number no limited of times, want unique combinations

F, G

A

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11
Q

Account merge - F, G

A

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12
Q

Clone Graph - F

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13
Q

Word search I - if a word exists in board - F

A

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