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  1. import java.math.BigDecimal;
  2. class CalcBMI{
  3. 	public static void main(String[] args){
  4. 	String name = (args[0]);
  5. 	double height = Double.parseDouble(args[1]);
  6. 	double weight = Double.parseDouble(args[2]);
  7. 	double BMI;
  8. 	try{
  9. 		BMI = weight/((height/100)*(height/100));	
  10.  
  11. 		BigDecimal bmi = new BigDecimal(String.valueOf(BMI));
  12. 		double su = bmi.setScale(1,BigDecimal.ROUND_HALF_UP).doubleValue();
  13.  
  14. 		System.out.println("名前:"+name);
  15. 		System.out.println("身長:"+height+"[cm]");
  16. 		System.out.println("体重:"+weight+"[kg]");
  17. 		System.out.println("BMI:"+su);
  18. 		if(BMI<18.5) System.out.println(name+"は痩せ型です。");
  19. 		else if(BMI>=18.5 && BMI<25.0) System.out.println(name+"は標準体型です。");
  20. 		else if(BMI>=25.0) System.out.println(name+"は肥満型です。");
  21. 	}
  22. 	catch(NumberFormatException e){
  23. 		System.out.println("引数の数が間違っています。");
  24. 		System.out.println("使い方：java CalcBMI 名前身長[cm] 体重[kg]");
  25. 		}
  26. 	catch(ArrayIndexOutOfBoundsException e){
  27. 		System.out.println("数値が正しく入力されていません。");
  28. 		System.out.println("使い方：java CalcBMI 名前 身長[cm] 体重[kg]");
  29. 	}
  30. 	finally{
  31.  
  32. 	}
  33. 	}
  34. }
Runtime error #stdin #stdout #stderr 0.1s 27808KB
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Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 0
	at CalcBMI.main(Main.java:4)
https://ideone.com/sI6XLD
language:
Java (HotSpot 12)
created:
6 years ago
visibility:
secret

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