Initialization

cv10/program.c

@@ -1,51 +1,50 @@
 #include <stdio.h>
-#include <stdlib.h>
 #include <string.h>
 
-#define SIZE 100
-
-int compare(const void* arg1, const void* arg2) {
-    char* s1 = *((char**)arg1);
-    char* s2 = *((char**)arg2);
-    return strcmp(s1, s2);
-}
+#define MAX_STUDENTS 100
+#define NAME_SIZE 50
 
 int main() {
-    char* pole_smernikov[SIZE];
-    memset(pole_smernikov, 0, SIZE * sizeof(char*));
+    int max_students, num_accepted = 0;
+    char names[MAX_STUDENTS][NAME_SIZE];
+    char temp_name[NAME_SIZE];
 
-    char line[SIZE];
-    memset(line, 0, SIZE);
+    scanf("%d", &max_students);
+    if (max_students <= 0 || max_students > MAX_STUDENTS) {
+        printf("Nespravny vstup\n");
+        return 1;
+    }
 
-    int pocet_mien_v_poli = 0;
+    while (scanf("%s", temp_name) != EOF && num_accepted < max_students) {
+        int i, found = 0;
 
-    while (fgets(line, SIZE, stdin) != NULL && strlen(line) > 0) {
-        int found = 0;
-        for (int i = 0; i < pocet_mien_v_poli; i++) {
-            if (memcmp(pole_smernikov[i], line, strlen(line)) == 0) {
+        for (i = 0; i < num_accepted; i++) {
+            if (strcmp(names[i], temp_name) == 0) {
                 found = 1;
                 break;
             }
         }
 
         if (!found) {
-            pole_smernikov[pocet_mien_v_poli] = malloc(strlen(line) + 1);
-            memcpy(pole_smernikov[pocet_mien_v_poli], line, strlen(line) + 1);
-            pocet_mien_v_poli++;
+            strcpy(names[num_accepted], temp_name);
+            num_accepted++;
         }
-
-        memset(line, 0, SIZE);
     }
 
-    qsort(pole_smernikov, pocet_mien_v_poli, sizeof(char*), compare);
-
-    printf("Prijati studenti:\n");
-    for (int i = 0; i < pocet_mien_v_poli; i++) {
-        printf("%s", pole_smernikov[i]);
+    if (num_accepted == 0) {
+        printf("Ziadne prihlasky\n");
+    } else {
+        printf("Prijati studenti:\n");
+        for (int i = 0; i < num_accepted; i++) {
+            printf("%s\n", names[i]);
+        }
     }
 
-    for (int i = 0; i < pocet_mien_v_poli; i++) {
-        free(pole_smernikov[i]);
+    if (num_accepted < max_students) {
+        printf("Neprijati studenti:\n");
+        for (int i = num_accepted; i < max_students; i++) {
+            printf("%s\n", names[i]);
+        }
     }
 
     return 0;