Programming/C++

[C] Memory, Malloc, Free

OKOK 2017. 3. 29. 09:38

/*------------------------------------------------------------------------------------------

@ Pratice C laguage


Author           : SAM

Created          : 29-03-2017

Modified         : 29-03-2017

Language/ver     : C in MSVS2015


Description     : Practice

KEYWORD : Memory, Malloc, Free


------------------------------------------------------------------------------------------*/


#include <stdio.h>

#include <stdlib.h>


int main(void) {

int* a;

a = (int*)malloc(sizeof(int));

if (a == NULL)

{

puts("failure");

exit(1);

}


*a = 20;

printf("Variable in Heap : %d \n", *a);


free(a);

return 0;



}