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  1. //
  2. #include<stdlib.h>
  3.  
  4. void array_remove(double *arr, int *pn, int pos) {
  5. 	int x = *pn;
  6. 	int y = pos;
  7. 	if (x > y) {
  8. 		//check if after deletion size is zero!
  9. 		if (x > y) {
  10. 			for (int i = y; i < x-1; i++) {
  11. 				arr[i] = arr[i + 1];
  12. 			}
  13.  
  14. 			arr=realloc(arr, sizeof(double) * x-1);
  15. 			*pn=*pn-1;
  16. 		}
  17. 	}
  18. }
  19.  
  20. int main(void) {
  21. 	int pn = 5;/*array length*/
  22. 	int pos = 4;/*position of the number to be deleted*/
  23. 	double *arr = malloc(sizeof(double)*pn);
  24.  
  25. 	for(int i=0;i<pn;i++){
  26. 		arr[i] = i;
  27. 	}
  28.  
  29. 	for(int i=0;i<pn;i++){
  30. 		printf("%.f ",arr[i]);
  31. 	}
  32. 	printf("\n");
  33.  
  34. 	printf("%i\n",pn);
  35. 	array_remove(arr, &pn, pos);
  36.  
  37. 	for(int i=0;i<pn;i++){
  38. 		printf("%.f ",arr[i]);
  39. 	}
  40. 	printf("\n");
  41. 	printf("%i",pn);
  42.  
  43.  
  44. 	free(arr);
  45.  
  46.  
  47.  
  48.  
  49. }
  50.  
  51.  
  52.  
  53.  
Success #stdin #stdout 0s 2288KB
comments (?)
stdin 
Standard input is empty
stdout 
0 1 2 3 4 
5
0 1 2 3 
4
https://ideone.com/mbSzjL
language:
C (gcc 8.3)
created:
9 years ago
visibility:
public

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