How to use sum() in the main function please?
package zh.codegym.task.task01.task0128;
/*
如同做 2 + 2 一样简单
*/
public class Solution {
public static void main(String[] args) {
//在此编写你的代码
System.out.print(sum(2,2));
}
public static void sum(int a, int b) {
int c = a + b;
System.out.print(c);
}
}