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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.io.BufferedReader;
  4.  
  5. /* Name of the class has to be "Main" only if the class is public. */
  6. class Ideone
  7. {
  8. 	public static void main (String[] args) throws IOException
  9. 	{
  10. 		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
  11.  
  12. 		int tensu[] = new int[5];
  13.  
  14. 		String[] kyoka = {"英語","数学","化学","物理","歴史"};
  15.  
  16. 		String highkamoku = kyoka[0];
  17. 		int highscore = tensu[0];
  18. 		String lowkamoku = kyoka[0];
  19. 		int lowscore = 100;
  20.  
  21. 		double sum =0;
  22. 		double ave =0;
  23.  
  24. 		for(int i=0; i<5; i++) {
  25. 			System.out.print(kyoka[i] + "の得点を入力してください＝＞");
  26.  
  27. 			String str = br.readLine();
  28. 			int num = Integer.parseInt(str);
  29.  
  30. 			tensu[i] = num;
  31.  
  32. 			if(highscore<tensu[i]) {
  33. 				highkamoku = kyoka[i];
  34. 				highscore = tensu[i];
  35. 			}
  36. 			else if(lowscore>tensu[i]) {
  37. 				lowkamoku = kyoka[i];
  38. 				lowscore = tensu[i];
  39. 			}
  40.  
  41. 			sum += num;
  42. 			ave = sum/5;
  43.  
  44. 		}
  45.  
  46. 		for(int i=0; i<5; i++) {
  47. 			Arrays.sort(tensu);
  48. 			System.out.println(kyoka[i] + "の得点は" + tensu[i] + "点です");
  49. 		}
  50.  
  51. 		System.out.println("-->最高点の科目は：" + highkamoku + "で" + highscore + "点です");
  52. 		System.out.println("-->最低点の科目は：" + lowkamoku + "で" + lowscore + "点です");
  53.  
  54. 		System.out.println("平均点は" + ave + "点でした");
  55.  
  56. 	}
  57. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
Main.java:8: error: cannot find symbol
	public static void main (String[] args) throws IOException
	                                               ^
  symbol:   class IOException
  location: class Ideone
Main.java:10: error: cannot find symbol
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		                                           ^
  symbol:   class InputStreamReader
  location: class Ideone
Main.java:47: error: cannot find symbol
			Arrays.sort(tensu);
			^
  symbol:   variable Arrays
  location: class Ideone
3 errors
stdout
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Standard output is empty
https://ideone.com/LjCBvC
language:
Java (HotSpot 12)
created:
4 years ago
visibility:
public

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