83 lines
1.4 KiB
C
83 lines
1.4 KiB
C
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include "int_list.h"
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void int_list_init(int_list *l) {
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l->data = NULL;
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l->size = 0;
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l->count = 0;
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}
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int int_list_count(int_list *l) {
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return l->count;
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}
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void int_list_add(int_list *l, int value) {
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if (l->size == 0) {
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l->size = 10;
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l->data = malloc(sizeof(int*) * l->size);
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memset(l->data, '\0', sizeof(int*) * l->size);
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}
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if (l->size == l->count) {
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l->size *= 2;
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l->data = realloc(l->data, sizeof(int*) * l->size);
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}
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l->data[l->count] = value;
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l->count++;
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}
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int int_list_get(int_list *l, int index) {
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if (index >= l->count) {
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printf("error: index out of range");
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return 0;
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}
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return l->data[index];
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}
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void int_list_set(int_list *l, int index, int value) {
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if (index >= l->count) {
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printf("error: index out of range");
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return;
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}
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l->data[index] = value;
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}
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void int_list_delete(int_list *l, int index) {
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if (index >= l->count) {
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printf("error: index out of range");
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return;
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}
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int j = index;
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for (int i = index; i < l->count; i++) {
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l->data[j] = l->data[i];
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j++;
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}
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l->count--;
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}
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int int_list_sum(int_list *l) {
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int sum = 0;
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for (int i = 0; i < l->count; i++) {
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sum += (l->data[i]);
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}
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return sum;
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}
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void int_list_print(int_list *l) {
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for (int i = 0; i < l->count; i++) {
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printf("%d ", (l->data[i]));
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}
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printf("\n");
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}
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void int_list_free(int_list *l) {
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free(l->data);
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}
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