Java
Retrieve the odd numbers till given input number. add and subtract it consecutively and return the result.
Input:9
Output:1+3-5+7-9=-3
Java Retrieve the odd numbers till given input number. add and subtract it consecutively and return the result. Input:9 Output:1+3-5+7-9=-3
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import java.util.Scanner; class Main { public static void main(String[] args) { Scanner myObj = new Scanner(System.in); int n; System.out.println("Enter no :"); n = myObj.nextInt(); int sum = 1,i,count=0,sub; for (i = 3; i <= n; i = i + 2) { count++; if (count == 2) { sub = sum - i; sum = sub; count = 0; continue; } sum = sum + i; } System.out.println("Sum is: " + sum); } }