Extracting Numbers

Asked in:
LTI

Problem Description

Given a string A. The string contains alphanumeric characters.
Find the sum of all numbers present in it.

Note: All the numbers will fit in a 32-bit signed integer.

Problem Constraints

1 <= |A| <= 10⁵

Input Format

The first and only argument is a string A.

Output Format

Return an integer.

Example Input

Input 1:

A = "a12b34c"

Input 2:

A = "123"

Example Output

Output 1:

Output 2:

Example Explanation

Explanation 1:

The numbers are 12, 34.
12 + 34 = 46

Explanation 2:

The only number is 123.

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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Extracting Numbers

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