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 0<T<200 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. Code import java.io.BufferedReader; import java.io.InputStreamReader; class TestClass { public static void main(String args[] ) throws Exception { Buf...