“program”

cv10/program.c

@@ -1,4 +1,4 @@
-#include <stdio.h>
+~~#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
@@ -19,13 +19,13 @@ int main() {
     names = (char **)malloc(capacity * sizeof(char *));
     if (names == NULL) {
         puts("Memory allocation error");
-        return 1;
+        return 0;
     }
 
     if (scanf("%d\n", &max_students) != 1 || max_students <= 0) {
         puts("Nespravny vstup");
         free(names);
-        return 1;
+        return 0;
     }
 
     while (fgets(name, MAX_NAME_LENGTH, stdin) != NULL) {
@@ -43,17 +43,22 @@ int main() {
 
         if (size == capacity) {
             capacity *= 2;
-            names = (char **)realloc(names, capacity * sizeof(char *));
-            if (names == NULL) {
+            char **new_names = (char **)realloc(names, capacity * sizeof(char *));
+            if (new_names == NULL) {
                 puts("Memory allocation error");
-                return 1;
+                for (int j = 0; j < size; j++) free(names[j]);
+                free(names);
+                return 0;
             }
+            names = new_names;
         }
 
         names[size] = strdup(name);
         if (names[size] == NULL) {
             puts("Memory allocation error");
-            return 1;
+            for (int j = 0; j < size; j++) free(names[j]);
+            free(names);
+            return 0;
         }
         size++;
     }
@@ -61,7 +66,7 @@ int main() {
     if (size == 0) {
         puts("Ziadne prihlasky");
         free(names);
-        return 1;
+        return 0;
     }
 
     qsort(names, size, sizeof(char *), compare);
@@ -85,3 +90,5 @@ int main() {
     free(names);
     return 0;
 }
+
+