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A string is k palindrome if it can be transformed into a palindrome on removing at most k characters from it. Your task is to complete the function **is_k_palin** which takes two arguments a string str and a number N . Your function should return true if the string is k palindrome else it should return false.

**Input:**

The first line of input is an integer T denoting the number of test cases . Then T test cases follow . Each test case contains a string str and an integer N separated by space.

**Output:**

The output will be 1 if the string is k palindrome else 0 .

**Constraints:**

1<=T<=100

1<=length of str<=100

1<=N<=20

**Example:
Input**

2

abcdecba 1

acdcb 1

1

0

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K-Palindrome

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