C Malloc kostenlos
#include <stdio.h>
#include <stdlib.h>
int main()
{
// This pointer will hold the
// base address of the block created
int *ptr, *ptr1;
int n, i;
// Get the number of elements for the array
n = 5;
printf("Enter number of elements: %d\n", n);
// Dynamically allocate memory using malloc()
ptr = (int*)malloc(n * sizeof(int));
// Dynamically allocate memory using calloc()
ptr1 = (int*)calloc(n, sizeof(int));
// Check if the memory has been successfully
// allocated by malloc or not
if (ptr == NULL || ptr1 == NULL) {
printf("Memory not allocated.\n");
exit(0);
}
else {
// Memory has been successfully allocated
printf("Memory successfully allocated using malloc.\n");
// Free the memory
free(ptr);
printf("Malloc Memory successfully freed.\n");
// Memory has been successfully allocated
printf("\nMemory successfully allocated using calloc.\n");
// Free the memory
free(ptr1);
printf("Calloc Memory successfully freed.\n");
}
return 0;
}
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