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

#define DOUBLES_NUM 64

#define int64 long long

typedef struct list
{
    long double nums[DOUBLES_NUM];
    struct list *prev;
} list;

int main()
{
    unsigned char ind = 0;
    unsigned int64 temp;
    list *temppl, *pl = malloc(sizeof(list));
    pl->prev = NULL;

    while(scanf("%I64", &temp) != EOF)
    {
        pl->nums[ind] = sqrt((long double) temp);
        if(++ind >= DOUBLES_NUM - 1)
        {
            temppl = malloc(sizeof(list));
            temppl->prev = pl;
            pl = temppl;
            ind = 0;
        }
    }

    while(1)
    {
        while(ind--)
            printf("%.4Lf\n", pl->nums[ind]);

        if(pl->prev == NULL)
        {
            free(pl);
            break;
        }

        temppl = pl->prev;
        free(pl);
        pl = temppl;
        ind = DOUBLES_NUM;
    }

    return 0;
}

Why?

these is ver simple input will like this

while(cin >> n)
{


}

and array a[1024*128]

I know that reading input could be done much simpler. What I don't understand is why it uses over 16MB of memory.

Edited by author 18.07.2010 00:49