First try

du1/program.c

@@ -0,0 +1,73 @@
+#define LINE_SIZE 100
+#include <string.h>
+#include <ctype.h>
+#include <stdlib.h>
+#include <stdio.h>
+struct pizza
+{ float prize;
+char name[LINE_SIZE];
+};
+
+char hacker_script(char c) {
+
+    
+    if (isupper(c)) {
+        return (char) tolower(c);
+    }
+
+    
+    const char numbers[] = "0123456789";
+    const char letters[] = "oizeasbtbq"; 
+
+    for (int i = 0; i < 10; i++) {
+        if (c == numbers[i]) {
+            return letters[i];
+        }
+    }
+
+    return c;
+}
+//int read_pizza(struct pizza* item){
+    //char line[LINE_SIZE];
+    //char line2[LINE_SIZE];
+   // memset(line,0,LINE_SIZE);
+   // memset(line2,0,LINE_SIZE);
+    //fgets(line, sizeof(line), item->name);
+    //float value = strtof(line2, item->prize);
+   // printf("%s ", line2);
+
+//}
+
+int search_string(const char* heap, const char* needle) {
+
+    int heap_len =  strlen(heap);
+    int needle_len = strlen(needle);
+
+    for (int i = 0; i <= heap_len - needle_len; i++) {
+        int j;
+        for (j = 0; j < needle_len; j++) {
+            char perm_n = hacker_script(needle[j]);
+            char perm_h = hacker_script(heap[i + j]);
+
+            
+            if ((perm_n == '6' && perm_h == '8') || (perm_n == '8' && perm_h == '6')) {
+                continue;
+            }
+
+            if (perm_n != perm_h) {
+                break;
+            }
+        }
+
+        if (j == needle_len) {
+            return i;
+        }
+    }
+
+    return -1;
+}
+
+int main(void) {
+    int res = search_string("8rynd20va P1zza", "pizza");
+    printf("%d", res);
+}