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Материал из C\C++ эксперт
Deallocate the memory by using the function free.
#include <stdio.h>
#include <malloc.h>
main()
{
int *base;
int i,j;
int cnt=0;
int sum=0;
printf("how many integers you have to store \n");
scanf("%d",&cnt);
base = (int *)malloc(cnt * sizeof(int));
printf("the base of allocation is %16lu \n",base);
if(!base){
printf("unable to allocate size \n");
}
else
{
for(j=0;j<cnt;j++)
*(base+j)=5;
}
sum = 0;
for(j=0;j<cnt;j++)
sum = sum + *(base+j);
printf("total sum is %d\n",sum);
free(base);
printf("the base of allocation is %16lu \n",base);
base = (int *)malloc(cnt * sizeof(int));
printf("the base of allocation is %16lu \n",base);
base = (int *)malloc(cnt * sizeof(int));
printf("the base of allocation is %16lu \n",base);
base = (int *)calloc(10,2);
printf("the base of allocation is %16lu \n",base);
}how many integers you have to store
4321
the base of allocation is 4016352
total sum is 21605
the base of allocation is 4016352
the base of allocation is 4016352
the base of allocation is 4033648
the base of allocation is 4007120
