/** * 计算BMI */ public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.print("請輸入身高:"); double height = scanner.nextDouble(); System.out.print("請輸入体重:"); double weight = scanner.nextDouble(); double bmi = weight /(Math.pow (height ,2)); System.out.printf("BMI:%.2f\n", bmi); if(bmi < 18.5) { System.out.print("过轻"); }else if(18.5 <= bmi && bmi < 25) { System.out.print("正常"); }else if(25 <= bmi && bmi < 28) { System.out.print("过重"); }else if(28 <= bmi && bmi < 32) { System.out.print("肥胖"); }else { System.out.print("非常肥胖"); } } }
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