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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int main(void) {
  5. 	// your code goes here
  6. 	int a[] = {1, 2, 4};
  7. 	int aSize = sizeof(a)/sizeof(a[0]);
  8. 	int **b = (int **)malloc(aSize * sizeof(int*));;
  9. 	for(int i = 0; i < aSize; i++){
  10. 		 b[i] = (int *)malloc((aSize -1 ) * sizeof(int));
  11. 		 int idx = 0;
  12. 		 for(int j = 0; j < aSize; j++){
  13. 		 	if(i == j) continue;
  14. 		 	if(a[i] != a[j]) {
  15. 		 		b[i][idx++] = a[j];
  16. 		 	}
  17. 		 }
  18. 	}
  19. 	for(int i = 0; i < aSize; i++){
  20. 		printf("[ ");
  21. 		for(int j = 0; j < aSize-1; j++){
  22. 			printf("%d ", b[i][j]);
  23. 		}
  24. 		printf("]\n");
  25. 	}
  26. 	return 0;
  27. }
  28.  
Success #stdin #stdout 0s 2300KB
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Standard input is empty
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[ 2 4 ]
[ 1 4 ]
[ 1 2 ]
https://ideone.com/7uXrYG
language:
C (gcc 8.3)
created:
8 years ago
visibility:
public

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