From edfeb5ea42088fb28f7af6eac3c6351e5bfafdf5 Mon Sep 17 00:00:00 2001
From: pro100ton <pro100ton@gmail.com>
Date: Tue, 10 Dec 2024 23:35:18 +0300
Subject: [PATCH] Add solution for 3 array project

---
 c_modern_approach/Arrays/projects/3_project.c | 45 +++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 c_modern_approach/Arrays/projects/3_project.c

diff --git a/c_modern_approach/Arrays/projects/3_project.c b/c_modern_approach/Arrays/projects/3_project.c
new file mode 100644
index 0000000..6b6bb5e
--- /dev/null
+++ b/c_modern_approach/Arrays/projects/3_project.c
@@ -0,0 +1,45 @@
+#include <ctype.h>
+#include <stdio.h>
+
+#define MAX_STRING_SIZE 100
+
+int main() {
+  char input[MAX_STRING_SIZE] = {};
+  char filtered[MAX_STRING_SIZE] = {};
+  int last_real_char = 0;
+  printf("Enter message: ");
+  fgets(input, MAX_STRING_SIZE, stdin);
+  for (int i = 0; i < MAX_STRING_SIZE - 1; i++) {
+    char current_char = toupper(input[i]);
+    if (current_char != 0) {
+      last_real_char = i;
+    }
+    switch (current_char) {
+    case 'A':
+      filtered[i] = '4';
+      break;
+    case 'B':
+      filtered[i] = '8';
+      break;
+    case 'E':
+      filtered[i] = '3';
+      break;
+    case 'I':
+      filtered[i] = '1';
+      break;
+    case 'O':
+      filtered[i] = '0';
+      break;
+    case 'S':
+      filtered[i] = '5';
+      break;
+    default:
+      filtered[i] = current_char;
+      break;
+    }
+  }
+  for (int i = last_real_char; i < last_real_char + 10; i++) {
+    filtered[i] = '!';
+  }
+  printf("Entered message: %s", filtered);
+}