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  1. /**
  2.  *
  3.  * @author safeallah ramezanzadeh
  4.  */
  5.  
  6. public class Main{
  7.        byte[] buf = new byte[81920];
  8.        int index=0;
  9.        int readed=0;
  10.  
  11.  
  12.        public Main(){
  13.  
  14. 	   }
  15.  
  16.        private byte readByte(){
  17. 		   byte x;
  18. 			if(index==readed){
  19. 				index=0;
  20.  
  21. 				try{
  22. 					readed=System.in.read(buf,0,81920);
  23. 				}catch(Exception e){}
  24. 			}
  25. 			x=buf[index];
  26. 			index++;
  27. 			return x;
  28. 	   }
  29.  
  30.  
  31.  
  32.        public int readInt(){
  33. 		   	int r=0;
  34. 		   	int sign=1;
  35. 			byte c;
  36. 			while(true){
  37. 	             c=readByte();
  38. 	             if(c=='-'){
  39. 					sign=-1;
  40. 					break;
  41. 				 }else if((c>='0' && c<='9')){
  42. 	                        r=(c-'0');
  43. 	                         break;
  44. 	             }
  45.  
  46. 			}
  47. 			while(true){
  48. 	             c=readByte();
  49. 	             if(c=='\n' || c==' ')
  50. 	                         break;
  51. 	             r=r*10+(c-'0');
  52. 			}
  53. 			return sign*r;
  54. 	   }
  55.  
  56.  
  57.  
  58. 	   public static void main(String args[]){
  59. 			Main t=new Main();
  60. 			int x=t.readInt();
  61. 			while(x!=-1){
  62. 				System.out.println(x);
  63. 				x=t.readInt();
  64.  
  65. 			}
  66. 	   }
  67.  
  68. }
  69.  
Success #stdin #stdout 0.02s 245760KB
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12
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15
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12
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-4
15
-891
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https://ideone.com/00avH
language:
Java (HotSpot 12)
created:
11 years ago
visibility:
public

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