[혼공자바] 1주차 과제

1. JDK 설치화면 인증하기 (기본미션)

2. p.88 확인문제 9번 (선택미션)

1.

public class Main {
    public static void main(String[] args) {
        long var1 = 2L;
        float var2 = 1.8f;
        double var3 = 2.5;
        String var4 = "3.9";
        int result = (int)var1 + (int)var2  + (int)(var3 + Float.parseFloat(var4));
        System.out.println(result);

    }
}

2.

public class Main {
    public static void main(String[] args) {
        long var1 = 2L;
        float var2 = 1.8f;
        double var3 = 2.5;
        String var4 = "3.9";
        int result = (int)var1 + (int)(var2  + var3) + (int)Float.parseFloat(var4);
        System.out.println(result);

    }
}

3.

public class Main {
    public static void main(String[] args) {
        long var1 = 2L;
        float var2 = 1.8f;
        double var3 = 2.5;
        String var4 = "3.9";
        int result = (int)var1 + (int)(var2  + var3) + (int)Double.parseDouble(var4);
        System.out.println(result);

    }
}