Word Break

Asked in:
IBM
Google

Problem Description

Given a string A and a dictionary of words B, determine if A can be segmented into a space-separated sequence of one or more dictionary words.

Problem Constraints

1 <= len(A) <= 6500
1 <= len(B) <= 10000
1 <= len(B[i]) <= 20

Input Format

The first argument is a string, A.
The second argument is an array of strings, B.

Output Format

Return 0 / 1 ( 0 for false, 1 for true ) for this problem.

Example Input

Input 1:

 A = "myinterviewtrainer",
B = ["trainer", "my", "interview"]

Input 2:

A = "a"
B = ["aaa"]

Example Output

Output 1:

Output 2:

Example Explanation

Explanation 1:

Return 1 ( corresponding to true ) because "myinterviewtrainer" can be segmented as "my interview trainer".

Explanation 2:

Return 0 ( corresponding to false ) because "a" cannot be segmented as "aaa".

NOTE: You only need to implement the given function. Do not read input, instead use the arguments to the function. Do not print the output, instead return values as specified. Still have a question? Checkout Sample Codes for more details.

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Asked In:

IBM
Google

Word Break

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