Java Loops Question for Practice

Q1. WAP to find out whether number is prime or not?
Q2. WAP to print Digits of a Number
Print Digits of a Number
Note: Given Number is int

input : 12345
output:
1
2
3
4
5

Q3. WAP to Rotate a Number.
Q4. WAP to find out the number is Armstrong number or not



Q5. Implement a program to find out whether a number is divisible by the sum of its digits.
Display appropriate messages.

Q6. Seed Number

Implement a program to find out whether a number is a seed of another number.

A number X is said to be a seed of number Y if multiplying X by its every digit equates to Y.

E.g.: 123 is a seed of 738 as 123*1*2*3 = 738

Q7. Lucky Number

Problem Statement

Implement a program to check whether a given number is a lucky number.

A lucky number is a number whose sum of squares of every even-positioned digit (starting from the second position) is a multiple of 9.

E.g. - 1623 = 6²+3² = 45 is a multiple of 9 and hence is a lucky number.

Q8.  Print 1 to N number table.

Q9. Print 1 to N Prime Numbers

Q10. Print 1 to N Armstrong number