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  1. /** InputSample.java */
  2. package Lec07;
  3. import java.io.*;//InputStreamReader クラスが含まれる
  4. public class InputSample {
  5.   public static void main(String[] args){
  6.     	//バイトストリームを文字ストリームに変換するため
  7. 		InputStreamReader isr = new InputStreamReader(System.in);
  8. 		System.out.print("Please input a charactor: "); // oh miss spell...
  9. 		//標準入力からバイトデータを読み込み単一の文字を返す
  10. 		int c;
  11. 		try {
  12. 			c = isr.read();
  13. 			System.out.println("Your input charactor is : "+(char)c);
  14. 		} catch (IOException e) {
  15. 			e.printStackTrace();
  16. 		}
  17. 	}
  18. }
  19.  
  20. /** Kadai2.java */
  21. import java.io.*;
  22.  
  23. public class Kadai2 {
  24.     public static void main(String[] args) {
  25. 		BufferedReader bsr = new BufferedReader(new InputStreamReader(System.in));
  26.  
  27. 		System.out.println("Please input a string: ");
  28. 		String str;
  29. 		try {
  30. 			str = bsr.readLine();
  31. 			System.out.println("Your input string is : " + str);
  32. 			System.out.println("A converted string is : " + convert(str));
  33. 		} catch (IOException e) {
  34. 			e.printStackTrace();
  35. 		}
  36. 	}
  37.  
  38. 	public static String convert(String str) {
  39. 		StringBuilder convertedStr = new StringBuilder();
  40. 		for (int i = 0; i < str.length(); i++) {
  41. 			switch (str.charAt(i)) {
  42. 				case 'a': convertedStr.append("x"); break;
  43. 				case ' ': convertedStr.append(" "); break;
  44. 				default: convertedStr.append("o");
  45. 			}
  46. 		}
  47. 		return convertedStr.toString();
  48. 	}
  49. }
  50.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
Main.java:21: error: class, interface, or enum expected
import java.io.*;
^
1 error
stdout
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Standard output is empty
https://ideone.com/8RRHof
language:
Java (12.0.1)
created:
12 years ago
visibility:
public

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