Problem:
Design an algorithm to sum the digits in an integer.
Solution:
package com.myprograms;
import java.util.Scanner;
public class SumOfDigits {
public static void main(String[] args) {
System.out.println("the sum of digits in given number " + sumOfDigits(getTheNumber()));
}
public static int getTheNumber(){
Scanner s = new Scanner(System.in);
System.out.println("enter the n value");
int n = s.nextInt();
s.close();
return n;
}
private static int sumOfDigits(int n){
int sum = 0;
while(n > 0){
sum = sum + (n % 10);
n = n/10;
}
return sum;
}
}
Output:
enter the n value
12345
the sum of digits in given number 15
Design an algorithm to sum the digits in an integer.
Solution:
package com.myprograms;
import java.util.Scanner;
public class SumOfDigits {
public static void main(String[] args) {
System.out.println("the sum of digits in given number " + sumOfDigits(getTheNumber()));
}
public static int getTheNumber(){
Scanner s = new Scanner(System.in);
System.out.println("enter the n value");
int n = s.nextInt();
s.close();
return n;
}
private static int sumOfDigits(int n){
int sum = 0;
while(n > 0){
sum = sum + (n % 10);
n = n/10;
}
return sum;
}
}
Output:
enter the n value
12345
the sum of digits in given number 15
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