package stack_queue;

import org.junit.Test;

/**
 * @Author: wei1
 * @Date: Create in 2019/1/3 20:38
 * @Description:
 */
public class Demo {
    @Test
    public void test() {
        int a = 1;
        float b = 1.4f;
        double c = 2.5;
        double d = a + b * c;
        System.out.println(d);
    }

    static {
        _i = 20;
    }

    public static int _i = 10;

    public static void main(String[] args) {
        System.out.println(_i);
    }
}