created code for encrypting every character

src/encrypter.c

@@ -1,5 +1,6 @@
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <time.h>
 
 #define KEY_LENGTH 50
@@ -11,6 +12,7 @@ encryptText(char *text)
 
     //VARIABLES
     char *key = malloc(KEY_LENGTH);
+    int textKeyChain[strlen(text)];
     int numberBuffer;
 
     //LOAD KEY
@@ -33,6 +35,30 @@ encryptText(char *text)
 
     printf("Your key is: %s\n!!! SAVE IT SOMEWHERE !!!\n\n", key);
 
+    //LOAD textKeyChain
+    for (int i = 0; i < (sizeof(textKeyChain) / sizeof(int)); i++)
+    {
+        numberBuffer = i;
+
+        //CHECK, IF numberBuffer ISN'T GREATER THAN KEY_LENGTH AND CUT UNUSED LENGTH
+        while (numberBuffer >= 50)
+        {
+            numberBuffer -= 50;
+        }
+
+        //FILL textKeyChain
+        if ((numberBuffer + 1) % 3 == 0)
+        {
+            textKeyChain[i] = key[numberBuffer] * key[numberBuffer + 1];
+        } else if ((numberBuffer + 1) % 2 == 0)
+        {
+            textKeyChain[i] = key[numberBuffer] - key[numberBuffer + 1];
+        } else
+        {
+            textKeyChain[i] = key[numberBuffer] + key[numberBuffer + 1];
+        }
+    }
+
     exit(0);
     return NULL;
 }