I really don't know what to do now
package zh.codegym.task.task06.task0612;
/*
计算器
*/
public class Calculator {
public static int plus(int a, int b) {
//在此编写你的代码
int c = a+b;
return c;
}
public static int minus(int a, int b) {
//在此编写你的代码
int c = a-b;
return c;
}
public static int multiply(int a, int b) {
//在此编写你的代码
int c = a*b;
return c;
}
public static double divide(int a, int b) {
//在此编写你的代码
double d = Math.round(a/b);
return d;
}
public static double percent(int a, int b) {
//在此编写你的代码
double d = Math.round(a%b);
return d;
}
public static void main(String[] args) {
}
}