COUNT NUMBERS
Tag(s):

## Very-Easy

Problem
Editorial
Analytics

Your task is pretty simple , given a string S , find the total count of numbers present in the digit.

Input

The first line contains T , the number of test cases. The first line of each and every testc ase will contain a integer N , the length of the string . The second line of each and every test case will contain a string S of length N.

Output

For each and every testcase , output the total count of numbers present in the string.

Constraints

1. 0<T<200

2. 0<N<10000

SAMPLE INPUT
1
26
sadw96aeafae4awdw2wd100awd
SAMPLE OUTPUT
4
Explanation

For the first test case , the string given is "sadw96aeafae4awdw2wd100awd". There are total of 4 numbers in the string - [96,4,2,100]. So , we output 4.

Time Limit: 1.0 sec(s) for each input file.
Memory Limit: 256 MB
Source Limit: 1024 KB
Marking Scheme: Marks are awarded when all the testcases pass.
Allowed Languages: C, C++, C++14, Clojure, C#, D, Erlang, F#, Go, Groovy, Haskell, Java, Java 8, JavaScript(Rhino), JavaScript(Node.js), Julia, Kotlin, Lisp, Lisp (SBCL), Lua, Objective-C, OCaml, Octave, Pascal, Perl, PHP, Python, Python 3, R(RScript), Racket, Ruby, Rust, Scala, Swift, Visual Basic

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