🦅 柯姊❤️ Cojad says to Happy Web Developer糟糕只有5行程式碼, 我的薪水好少. if(code>=90) system.out.println("S"); else if(code>=80) system.out.println("A"); else if(code>=70) system.out.println("B"); else if(code>=60) system.out.println("C"); else system.out.println("D");at Fri, Nov 3, 2017 4:12 PM