Сделал 43ю Задачу с Массивами

WorkingArrays/43Ex/tools.c

@@ -0,0 +1,57 @@
+#include "tools.h"
+
+FILE * getFile(void)
+{
+    FILE * file;
+    char filename[50];
+
+    printf("Enter filename: ");
+    if (scanf("%s", filename) == 1)
+    {
+        file = fopen(filename, "r");
+        if (file == NULL) {
+            printf("Error file!\n");
+            return NULL;
+        } else {
+            return file;
+        }
+    } else
+    {
+        printf("Empty name!\n");
+        return NULL;
+    }
+}
+
+double * getList(FILE * file) {
+    double current;
+    int i, length = 2;
+    double * numbers = NULL;
+
+    if (fscanf(file, "%lf", &current) != 1) {
+        printf("File is empty!");
+        return numbers;
+    }
+
+    numbers = (double *)malloc(length * sizeof(double));
+    i = 1;
+
+    do {
+        if (i >= length) {
+            length *= 2;
+            numbers = (double *)realloc(numbers, (length * sizeof(double)));
+        }
+        numbers[i] = current;
+        i++;
+    } while (fscanf(file, "%lf", &current) == 1);
+
+    numbers = (double *)realloc(numbers, i * sizeof(double));
+    numbers[0] = i;
+    return numbers;
+}
+
+void outputArray(double * array, int length) {
+    for (int i = 0; i < length; ++i) {
+        printf("%.1lf\n", array[i]);
+    }
+    printf("\n");
+}