Dynamic 2d arr in c

#include <stdio.h>
#include <stdlib.h>

int main(void){
    int i, j, col = 3, row = 4;

	/* create dynamic 2d arr (matrix) */
  
    int **m = (int**)malloc(col * sizeof(int)); 
    for(int i = 0; i < col ; i++){
        m[i] = (int*)malloc(row * sizeof(int));
    }
  	
  	/* after usage free it */
  
    for (int i = 0; i < row; i++){
        free(m[i]);
    }
    free(m);
}

Similar codes

30 votes282 views2 answers
Online c compiler
C
14 votes226 views3 answers
Quadratic formula
C
0 vote254 views1 answer
Series sort
C
1 vote202 views1 answer
Does strcat null terminate
C
0 vote217 views1 answer
MongoDb Read
C
0 vote187 views1 answer
Object-fit not working
C
2 votes322 views1 answer
“ln: failed to create symbolic link '/etc/alternatives/java': File exists”
C
0 vote277 views1 answer
Latex remove page number from footer
C
1 vote301 views2 answers
C sleep milliseconds
C
-1 vote264 views2 answers
Open url from dev cpp
C