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  1. import java.io.*;
  2. import java.util.*;
  3.  
  4. public class Main
  5. {
  6.     static int n,k;
  7.     public void frontAndBack(long raise,int k)
  8. 	{
  9. 		int length=String.valueOf(raise).length();
  10.  
  11. 		long frontTemp=raise;
  12.  
  13. 		String front = String.valueOf((int)(frontTemp/Math.pow(10, length-1))).toString();
  14. 		frontTemp=(long) (frontTemp%Math.pow(10, length-1));
  15.  
  16. 		for(int i=1;i<length && i<k;i++)
  17. 		{
  18. 			long quo,rem;
  19. 			quo=(long) (frontTemp/Math.pow(10, length-i-1));
  20. 			rem=(long) (frontTemp%Math.pow(10, length-i-1));
  21.  
  22. 			front=front+String.valueOf(quo).toString();
  23. 			frontTemp=rem;
  24.  
  25. 		}
  26. 		System.out.print(front+" ");
  27.  
  28. 		long backTemp=raise;
  29.  
  30. 		String back = String.valueOf((int)(backTemp%Math.pow(10, 1))).toString();
  31. 		backTemp=(long) (backTemp/Math.pow(10, 1));
  32.  
  33.  
  34. 		for(int i=1;i<length && i<k;i++)
  35. 		{
  36. 			long quo,rem;
  37.  
  38. 			quo=(long)(backTemp/Math.pow(10, 1));
  39. 			rem=(long)(backTemp%Math.pow(10, 1));
  40.  
  41. 			back=String.valueOf(rem).toString()+back;
  42. 			backTemp=quo;
  43.  
  44.  
  45. 		}
  46. 		System.out.println(back);
  47. 	}
  48.  
  49. 	public void calc()
  50. 	{
  51. 		long raise=(long)Math.pow(n,n);
  52. 		frontAndBack(raise,k);
  53. 	}
  54.  
  55. 	public static void main(String[] args)
  56.     {
  57. 		Scanner in=new Scanner(System.in);
  58.  
  59. 		int t=in.nextInt();
  60.  
  61. 		while(t-->0)
  62.         {
  63.             n = in.nextInt();
  64.             k = in.nextInt();
  65.             new Main().calc();
  66.         }
  67. 	}
  68. }
Success #stdin #stdout 0.1s 380672KB
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https://ideone.com/9ew3Iq
language:
Java (12.0.1)
created:
10 years ago
visibility:
secret

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