Dynamic Memoray alocation For 2D

#include <stdio.h>
#include <stdlib.h> 
int main() {
   int row = 2, col = 3;
   int *arr = (int *)malloc(row * col * sizeof(int)); 
   int i, j;
   for (i = 0; i < row; i++)
      for (j = 0; j < col; j++)
         *(arr + i*col + j) = i + j;    
   printf("The matrix elements are:\n");
   for (i = 0; i < row; i++) {
      for (j = 0; j < col; j++) {
         printf("%d ", *(arr + i*col + j)); 
      }
      printf("\n");
   }
   free(arr); 
   return 0;
}

Source: collegenote.net

Similar codes

20 votes352 views3 answers
Cannot find module cv2 when using opencv
C
1 vote400 views1 answer
Best sites for loop practice c
C
4 votes368 views1 answer
Best switch game
C
23 votes372 views3 answers
Picasso
C
0 vote421 views2 answers
Declare character array statically?
C
0 vote342 views1 answer
C string equal
C
0 vote369 views1 answer
Doble puntero en c
C
0 vote339 views1 answer
Printing words lemgthwise in c
C
29 votes397 views2 answers
List c
C
0 vote448 views1 answer
File "rs_to_open3d.py", line 19, in <module> point cloud = Point Cloud() NameError: name 'PointCloud' is not defined
C