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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. 		int n;
  13. 		Scanner in = new Scanner(System.in);
  14. 		n = in.nextInt();
  15. 		double []x = new double[n];
  16. 		double []y = new double[n];
  17. 		double []z = new double[n];
  18. 		double [] result_vector = new double[n];
  19. 		double [][] A = new double[n][n];
  20. 		for (int i = 0; i < n; i++){
  21. 			for (int j = 0; j < n; j++){ 
  22. 				A[i][j]=in.nextDouble();
  23. 			}	
  24. 		}
  25. 		for (int i = 0; i < n; i++){ 
  26. 			x[i]=in.nextDouble();
  27. 		}
  28. 		for (int i = 0; i < n; i++){ 
  29. 			y[i]=in.nextDouble();
  30. 		}
  31. 		for (int i = 0; i < n; i++){
  32. 			z[i]=x[i]+y[i];            
  33. 		}
  34. 		for(int i=0; i<n; i++)
  35. 		{
  36. 			result_vector[i]=0;							
  37. 			for(int j=0; j<n; j++)
  38. 			{
  39. 				result_vector[i]+=A[i][j]*z[j];  
  40. 			}
  41. 		}	
  42. 		for(int i=0; i<n; i++)
  43. 		{
  44. 			System.out.printf("%.6f ",result_vector[i]);			
  45. 		}
  46. 	}
  47. }
Success #stdin #stdout 0.16s 321344KB
comments (?)
stdin
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4
1 2 3 4 
3 4 1 6
2 3 8 1
4 5 0 8
1 2 3 4
5 4 3 2
stdout
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60.000000 84.000000 84.000000 102.000000
https://ideone.com/5mm2WN
A703
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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