summaryrefslogtreecommitdiffhomepage
path: root/examples/list.c
blob: d0d377f30c674f2736425d85ab48a92f992192a1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
#include <stdio.h>
#include <time.h>
#include <stc/crandom.h>

#define i_val double
#define i_tag fx
#include <stc/clist.h>

int main() {
    int k;
    const int n = 2000000;

    c_auto (clist_fx, list) 
    {
        stc64_t rng = stc64_init(1234);
        stc64_uniformf_t dist = stc64_uniformf_init(100.0f, n);
        int m = 0;
        c_forrange (i, int, n)
            clist_fx_push_back(&list, stc64_uniformf(&rng, &dist)), ++m;
        double sum = 0.0;
        printf("sumarize %d:\n", m);
        c_foreach (i, clist_fx, list)
            sum += *i.ref;
        printf("sum %f\n\n", sum);

        k = 0;
        c_foreach (i, clist_fx, list)
            if (++k <= 10) printf("%8d: %10f\n", k, *i.ref); else break;
        puts("sort");
        clist_fx_sort(&list); // mergesort O(n*log n)
        puts("sorted");

        k = 0;
        c_foreach (i, clist_fx, list)
            if (++k <= 10) printf("%8d: %10f\n", k, *i.ref); else break;
        puts("");

        clist_fx_clear(&list);
        c_apply(clist_fx, push_back, &list, {10, 20, 30, 40, 30, 50});
        c_foreach (i, clist_fx, list) printf(" %g", *i.ref);
        puts("");

        int removed = clist_fx_remove(&list, 30);
        clist_fx_insert(&list, clist_fx_begin(&list), 5); // same as push_front()
        clist_fx_push_back(&list, 500);
        clist_fx_push_front(&list, 1964);
        clist_fx_iter it = clist_fx_begin(&list);
        printf("Full: ");
        c_foreach (i, clist_fx, list)
            printf(" %g", *i.ref);
        printf("\nSubs: ");
        c_foreach (i, clist_fx, clist_fx_advance(it, 4), clist_fx_end(&list))
            printf(" %g", *i.ref);
        puts("");
    }
}