diff --git a/cv1/program.c b/cv1/program.c
index a9f7ef1..2e9beb6 100644
--- a/cv1/program.c
+++ b/cv1/program.c
@@ -1,6 +1,143 @@
-
 #include <stdio.h>
-int main() {
-    //aa
-    return 0;
+#include <string.h>
+#include <ctype.h>
+#include <stdlib.h>
+
+#define LINESIZE 100
+#define MAX_PIZZAS 1000
+
+struct pizza {
+    float prize;
+    char name[LINESIZE];
+};
+
+// "Hacker Script"
+char hacker_script(char c) {
+
+    c = tolower(c);
+    
+    char numbers[] = "0123456789";
+    char letters[] = "oizeasbtbq";
+    
+    for (int i = 0; i < 10; i++) {
+        if (c == numbers[i]) {
+            return letters[i];
+        }
+    }
+    
+    switch(c) {
+        case 'o': return 'o';
+        case 'i': return 'i';
+        case 'z': return 'z';
+        case 'e': return 'e';
+        case 'a': return 'a';
+        case 's': return 's';
+        case 'b': return 'b';
+        case 't': return 't';
+        case 'q': return 'q';
+        default: return c;
+    }
 }
+
+
+void normalize_string(char* dest, const char* src) {
+    int j = 0;
+    for(int i = 0; src[i] != '\0' && j < LINESIZE - 1; i++) {
+        dest[j++] = hacker_script(src[i]);
+    }
+    dest[j] = '\0';
+}
+
+
+int search_string(const char* heap, const char* needle) {
+    int heap_len = strlen(heap);
+    int needle_len = strlen(needle);
+    
+    if(needle_len == 0) return 0;
+    
+    for(int i = 0; i <= heap_len - needle_len; i++) {
+        int j = 0;
+        while(j < needle_len && heap[i + j] == needle[j]) {
+            j++;
+        }
+        if(j == needle_len) {
+            return i; 
+        }
+    }
+    return -1; 
+}
+
+// Funkcia na načítanie jednej položky jedálneho lístka
+int read_pizza(FILE* fp, struct pizza* item) {
+    char line1[LINESIZE];
+    char line2[LINESIZE];
+    
+    // Načítať názov
+    if(fgets(line1, sizeof(line1), fp) == NULL) {
+        return 0; 
+    }
+    
+    
+    line1[strcspn(line1, "\n")] = '\0';
+    
+
+    if(fgets(line2, sizeof(line2), fp) == NULL) {
+        return 0;
+    }
+    
+    
+    line2[strcspn(line2, "\n")] = '\0';
+    
+    
+    float value = strtof(line2, NULL);
+    
+    
+    if(value == 0.0F && strcmp(line2, "0") != 0) {
+        return 0;
+    }
+    
+    item->prize = value;
+    strncpy(item->name, line1, LINESIZE - 1);
+    item->name[LINESIZE - 1] = '\0'; 
+    
+    return 1;
+}
+
+int main() {
+    char search_input[LINESIZE];
+    char normalized_search[LINESIZE];
+    struct pizza jedalny_listok[MAX_PIZZAS];
+    int count = 0;
+    int matched = 0;
+    
+    printf("Zadaj hladanu surovinu:\n");
+    if(fgets(search_input, sizeof(search_input), stdin) == NULL) {
+        fprintf(stderr, "Chyba pri načítavaní vyhľadávacieho reťazca.\n");
+        return 1;
+    }
+    
+    search_input[strcspn(search_input, "\n")] = '\0';
+    
+
+    normalize_string(normalized_search, search_input);
+    
+    printf("Zadaj jedalny listok:\n");
+    
+    while(count < MAX_PIZZAS && read_pizza(stdin, &jedalny_listok[count])) {
+        count++;
+    }
+    
+    for(int i = 0; i < count; i++) {
+        char normalized_name[LINESIZE];
+        normalize_string(normalized_name, jedalny_listok[i].name);
+        
+        if(search_string(normalized_name, normalized_search) != -1) {
+            printf("%s\n%.2f\n", jedalny_listok[i].name, jedalny_listok[i].prize);
+            matched++;
+        }
+    }
+    
+    printf("Nacitanych %d poloziek.\n", count);
+    
+    return 0;
+}
\ No newline at end of file