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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[][] matrixB = {
  13.                     {1,2,3,4,5,6,7,8,9,0},
  14.                     {0,1,1,2,1,2,1,2,3,1},
  15.                     {2,1,2,3,1,1,2,1,1,0},
  16.                     {6,7,7,8,1,2,3,4,6,8}
  17. };
  18.  
  19.        int[][] matrixA = {{1,1,2,1},
  20.                           {1,2,3,4}};
  21.  
  22. 	for (int i = 0; i <= matrixB.length - matrixA.length ; i++){
  23.      for (int j = 0; j <=  matrixB[0].length - matrixA[0].length; j++) {
  24.          boolean success = true;
  25.  
  26.          for (int k = 0; k <  matrixA.length; k++) {
  27.              for (int l = 0; l < matrixA[0].length; l++) {
  28.                  if (matrixB[i + k][j + l] != matrixA[k][l]) {   
  29.                      success = false;
  30.                      break;
  31.                  }  
  32.               }
  33.               if (!success) break;
  34.           }
  35.           if (success) {
  36.                System.out.println(i);
  37.                System.out.println(j);
  38.           }
  39.       }
  40. }
  41. 	}
  42. }
Success #stdin #stdout 0.08s 2184192KB
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https://ideone.com/cswL9J
language:
Java (HotSpot 12)
created:
5 years ago
visibility:
public

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