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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. public static void main (String[] args) throws java.lang.Exception
  11. {
  12. stringToArray();
  13. }
  14.  
  15. static void stringToArray()
  16. {
  17. String all="";
  18. int summ = 0;
  19. try {
  20. BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream("R.txt"), "Cp1251"));
  21. // 2000 символ
  22. int ch;
  23. while ( summ !=2000 || br.read()!=-1) {
  24. ch = br.read();
  25. all+=String.valueOf((char)ch);
  26.  
  27. summ++;
  28. }
  29. System.out.println(all);
  30. br.close();
  31. }
  32. catch (Exception e) {
  33. e.printStackTrace();
  34. }
  35.  
  36. }
  37. }
Success #stdin #stdout #stderr 0.06s 32500KB
stdin
Standard input is empty
stdout
Standard output is empty
stderr
java.io.FileNotFoundException: R.txt (No such file or directory)
	at java.base/java.io.FileInputStream.open0(Native Method)
	at java.base/java.io.FileInputStream.open(FileInputStream.java:213)
	at java.base/java.io.FileInputStream.<init>(FileInputStream.java:155)
	at java.base/java.io.FileInputStream.<init>(FileInputStream.java:110)
	at Ideone.stringToArray(Main.java:20)
	at Ideone.main(Main.java:12)