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

0 vote257 views1 answer
Time random c
C
0 vote306 views1 answer
Division en java
C
2 votes234 views1 answer
Find string in all files powershell
C
0 vote225 views1 answer
Pebble scripting Boolean expression
C
0 vote263 views1 answer
Entering raw mode
C
0 vote251 views1 answer
Cant update windows
C
0 vote217 views1 answer
11*179*.9*1.35
C
0 vote252 views1 answer
Defining a macro in a header file
C
0 vote247 views2 answers
Comment in c language
C
0 vote258 views1 answer
How to take comma separated integer input in c
C