1.How to add a feature that will collect custom input. 2.How to convert double to int

Question

I want to solve the problem of "financial calculus
https://code.sololearn.com/ch2pjH47aHix/?ref=app

Answer 1

You can see list of input methods for different types here :
https://www.sololearn.com/learn/Java/2220/

Btw it would be good if you recheck the for loop lesson.
https://www.sololearn.com/learn/Java/2147/?ref=app

Answer 2

public class Main {

public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
float inp = sc.nextFloat();
int n = (int) inp;
System.out.print(n);
}
}

use scanner class for input and see "int n = (int) inp;" to convert float in int