Task

task1: until single digit occurred sum of all digits in the given number

task2: non reputed digits count in the given number

task3: difference between sum of even index values and sum of odd index values.

task4: non occurrence of digits in the given number

taks5: reputed occurrence of digits in the given number

task6: reputed occurrence of digits count  in the given number

task6: find the factorial of the given number

task7: find the nth prime number

task8: find the nth fibnocci number.

taks9: find the factorial of the each digit in the given number