what's wrong in this...
package com.codegym.task.task06.task0612;
/*
Calculator
*/
public class Calculator {
public static int plus(int a, int b) {
//write your code here
return a+b;
}
public static int minus(int a, int b) {
//write your code here
return a-b;
}
public static int multiply(int a, int b) {
//write your code here
return a*b;
}
public static double divide(int a, int b) {
//write your code here
double c = a/b;
return c;
}
public static double percent(int a, int b) {
//write your code here
double d = a*b/100;
return d;
}
public static void main(String[] args) {
}
}