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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.  
  11. 	static int digcount(int n)
  12. 	{
  13. 		int ans=0;
  14. 		while(n!=0)
  15. 		{
  16. 			n/=10;
  17. 			ans++;
  18. 		}
  19. 		return ans;
  20. 	}
  21. 	public static void main (String[] args) throws java.lang.Exception
  22. 	{
  23. 		// your code goes here
  24. 		Scanner sc=new Scanner(System.in);
  25. 		int n=sc.nextInt();
  26. 		int b[]=new int[n];
  27. 		int sum=0;
  28. 		for(int i=0;i<n;i++)
  29. 		{
  30. 		b[i]=sc.nextInt();
  31. 		sum+=b[i];
  32. 		}
  33.  
  34.  
  35. 		int digits[]=new int[8];
  36.  
  37. 		int ans=0;
  38.  
  39. 		//digits[i]= number of elements in the array with i number of digits
  40. 		for(int i=0;i<n;i++)
  41. 		{
  42.  
  43. 			int dig=digcount(b[i]);
  44. 			digits[dig]++;
  45. 		}
  46.  
  47.  
  48. 		for(int i=0;i<n;i++)
  49. 		{
  50. 			// int y=digits[b[i]];
  51. 			int y=0;
  52. 			for(int j=1;j<7;j++)
  53. 			{
  54. 			    int l=digits[j];
  55. 			     y+= b[i]*l*(int)(Math.pow(10,j));
  56. 			}
  57. 			int val=y;
  58. 			ans+=(val+sum);
  59.  
  60.  
  61. 		}
  62.  
  63. 		System.out.println(ans);
  64.  
  65.  
  66.  
  67. 	}
  68. }
Success #stdin #stdout 0.11s 56512KB
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https://ideone.com/VPx56K
language:
Java (HotSpot 12)
created:
3 days ago
visibility:
public

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