1. Write a program in C++ to print even or odd numbers in given range using recursion. Test Data : Input the range to print starting from 1:10 Expected Output: All even numbers from 1 to 10 are : 246810 All odd numbers from 1 to 10 are : 13579 2. Write a program in C++ to count the digits of a given number using recursion. Test Data : Input a number : 50 Expected Output: The number of digits in the number is : 2 3. Write a program in C++ to find the sum of digits of a number using recursion. Test Data : Input any number to find sum of digits: 25 Expected Output: The Sum of digits of 25=7 4. Write a program in C+ to convert a decimal number to binary using recursion. Test Data : Input any decimal number : 66 Expected Output: The Binary value of decimal no. 66 is : 1000010 5. Write a program in C++ to check a number is a prime number or not using recursion. Test Data : Input any positive number : 7 Expected Output: The number 7 is a prime number