Given a string S. The task is to count the characters that have ‘N’ number of occurrences. If a character appears consecutively it is counted as 1 occurrence.
The first line of input contains an integer T denoting the number of test cases. Then T test cases follow. Each test case contains a string S and a number N as input.
For each test case, print the count of characters in new line.
1<=|String length |<=104
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