Переделал вторую задачу

Second/count_elements.c

@@ -0,0 +1,18 @@
+#include "count_elements.h"
+
+int countElements(FILE * file) {
+    int current, count;
+
+    count = 0;
+
+    if (fscanf(file, "%d", &current) != 1)
+    {
+        printf("File is empty!\n");
+        return -1;
+    }
+    do {
+        if (current <= 5 && current >= 1) count++;
+    } while (fscanf(file, "%d", &current) == 1);
+
+    return count;
+}

Second/count_elements.h

@@ -0,0 +1,8 @@
+#ifndef COUNT_ELEMENTS
+#define COUNT_ELEMENTS
+
+#include <stdio.h>
+
+int countElements(FILE * file);
+
+#endif

Second/count_func.c

@@ -1,45 +0,0 @@
-#include "count_func.h"
-
-int locatedIn(char symb) {
-    char numbers[] = NUMBERS;
-
-    for (int i = 0; i < 5; i++) {
-        if (symb == numbers[i]) {
-            return 1;
-        }
-    }
-
-    return 0;
-}
-
-int countWords(FILE * file) {
-    int located, now, count;
-    char current;
-
-    located = IN;
-    now = OUT;
-    count = 0;
-
-    if (fscanf(file, "%c", &current) != 1) {
-        printf("File is empty\n");
-        return -1;
-    }
-    do {
-        if (current == '\n' || current == '\t' || current == ' ') {
-            if (now == IN && located == IN) {
-                count += 1;
-            }
-            now = OUT;
-        } else {
-            if (now == OUT) {
-                now = IN;
-                located = IN;
-            }
-            if (locatedIn(current) == 0) {
-                located = OUT;
-            }
-        }
-    } while (fscanf(file, "%c", &current) == 1);
-
-    return count;
-}

Second/count_func.h

@@ -1,14 +0,0 @@
-#ifndef COUNT_FUNC
-#define COUNT_FUNC
-
-#include <stdio.h>
-
-#define NUMBERS {'1', '2', '3', '4', '5'}
-#define IN 1
-#define OUT 0
-
-int locatedIn(char symb);
-
-int countWords(FILE * file);
-
-#endif

Second/get_file.c

@@ -0,0 +1,23 @@
+#include "get_file.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;
+    }
+}

Second/get_file.h

@@ -0,0 +1,8 @@
+#ifndef GET_FILE
+#define GET_FILE
+
+#include <stdio.h>
+
+FILE * getFile(void);
+
+#endif

Second/input.txt

@@ -1,9 +1,7 @@
-123
-1234
-12345
-123456
-234567
-345678
-456789
-12
-1
+1
+2
+3
+4
+5
+6
+5

Second/main.c

@@ -1,20 +1,12 @@
 #include <stdio.h>
-#include "count_func.h"
+#include "get_file.h"
+#include "count_elements.h"
 
 int main(void) {
-    FILE * file;
-    char filename[50];
-
-    printf("Enter filename: ");
-    scanf("%s", filename);
-
-    file = fopen(filename, "r");
+    FILE * file = getFile();
     if (file == NULL) {
-        printf("Error file!\n");
-        return 1;
+        return -1;
     }
-
-    printf("Answer: %d", countWords(file));
-
+    printf("Count of numbers between 1 to 5 is %d", countElements(file));
     return 0;
 }

Second/makefile

@@ -1,8 +0,0 @@
-all: main.o count_func.o
-	gcc main.o count_func.o && del *.o
-	
-main.o: main.c
-	gcc -c main.c
-
-count_func.o: count_func.c
-	gcc -c count_func.c