/****** Java Program To Print Sum Of 'n' Number ******/

class Add

{

public static void main (String args[])

{

int n = 15;

int sum = 0;

for(int i = n;i>=0;i--)

sum = sum + i;

System.out.println("Sum = "+ sum);

}

}

/*************** OUTPUT *************

* *

* Sum = 120 */

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can anybody post in a program to calculate sum of all digits number (dynamically fed i.e. varying number of digits)..?

suppose i have string randomStr="SD5G6YHH"

Can anybody post in a code to trace out number of digits in the above string..??

Note :: usage of inbuilt functions too preffered