3. operator - (4) OpDemo4

package operator;
 
public class OpDemo4 {
    public static void main(String[] args) {
        // 대입연산자(이항연산자)
        // = += -= *= /= %=
        // 대입연산자는 모든 연산자들 중에서 우선순위가 가장 낮다
        
        int num1 = 10;        
        num1 = num1 + 1; // num1++
        
        int num2 = 10;
        num2 = num2 + 2;
        System.out.println("num2 : " + num2);
        num2 = num2 + 2;
        System.out.println("num2 : " + num2);
        num2 = num2 + 2;
        System.out.println("num2 : " + num2);
        
        int num3 = 10;
        num3 += 2;
        System.out.println("num3 : " + num3);
        num3 += 2;
        System.out.println("num3 : " + num3);
        num3 += 2;
        System.out.println("num3 : " + num3);
        
        int itemPrice1 = 1000;
        int itemPrice2 = 4000;
        int itemPrice3 = 12000;
        int itemPrice4 = 6500;
        int itemPrice5 = 2700;
        
        int totalPrice = 0;
        totalPrice += itemPrice1;
        totalPrice += itemPrice2;
        totalPrice += itemPrice3;
        totalPrice += itemPrice4;
        totalPrice += itemPrice5;
        System.out.println("총 판매금액 : " + totalPrice);
        
    }
}