From e1a4183b2656608c6c58cab03055ae15beef1208 Mon Sep 17 00:00:00 2001
From: Krzysztof Golebiowski <krzygol@gmail.com>
Date: Sat, 31 Jan 2026 09:47:58 +0100
Subject: [PATCH 1/4] CHeck the letter in the word

---
 .../java/pl/edu/agh/hangman/ValidData.java    | 26 +++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 src/main/java/pl/edu/agh/hangman/ValidData.java

diff --git a/src/main/java/pl/edu/agh/hangman/ValidData.java b/src/main/java/pl/edu/agh/hangman/ValidData.java
new file mode 100644
index 00000000..c9d453c8
--- /dev/null
+++ b/src/main/java/pl/edu/agh/hangman/ValidData.java
@@ -0,0 +1,26 @@
+package pl.edu.agh.hangman;
+
+public class ValidData {
+    String word;
+
+    public ValidData(String word) {
+        this.word = word;
+    }
+
+    public String getWord() {
+        return word;
+    }
+
+    public void setWord(String word) {
+        this.word = word;
+    }
+
+    public boolean checkLetter(char letter) {
+
+        if (word.contains(String.valueOf(letter))) {
+            return true;
+        } else {
+            return false;
+        }
+    }
+}

From d07e64023b0422f00a7f02c8efb8c7bf0187aba4 Mon Sep 17 00:00:00 2001
From: Krzysztof Golebiowski <krzygol@gmail.com>
Date: Sat, 31 Jan 2026 10:13:17 +0100
Subject: [PATCH 2/4] Check letter - simpler

---
 src/main/java/pl/edu/agh/hangman/ValidData.java | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/src/main/java/pl/edu/agh/hangman/ValidData.java b/src/main/java/pl/edu/agh/hangman/ValidData.java
index c9d453c8..395d084c 100644
--- a/src/main/java/pl/edu/agh/hangman/ValidData.java
+++ b/src/main/java/pl/edu/agh/hangman/ValidData.java
@@ -17,10 +17,6 @@ public void setWord(String word) {
 
     public boolean checkLetter(char letter) {
 
-        if (word.contains(String.valueOf(letter))) {
-            return true;
-        } else {
-            return false;
-        }
+        return word.contains(String.valueOf(letter));
     }
 }

From 89d6f727bc20b7862858de3381a9614288e34b97 Mon Sep 17 00:00:00 2001
From: Krzysztof Golebiowski <krzygol@gmail.com>
Date: Sat, 31 Jan 2026 10:48:39 +0100
Subject: [PATCH 3/4] Set founded letters

---
 .../java/pl/edu/agh/hangman/ValidData.java    | 23 +++++++++++++++++--
 1 file changed, 21 insertions(+), 2 deletions(-)

diff --git a/src/main/java/pl/edu/agh/hangman/ValidData.java b/src/main/java/pl/edu/agh/hangman/ValidData.java
index 395d084c..a495e5b4 100644
--- a/src/main/java/pl/edu/agh/hangman/ValidData.java
+++ b/src/main/java/pl/edu/agh/hangman/ValidData.java
@@ -1,10 +1,12 @@
 package pl.edu.agh.hangman;
 
 public class ValidData {
-    String word;
+    private String word;
+    private boolean[] founded;
 
     public ValidData(String word) {
         this.word = word;
+        this.founded = new boolean[word.length()];
     }
 
     public String getWord() {
@@ -15,8 +17,25 @@ public void setWord(String word) {
         this.word = word;
     }
 
-    public boolean checkLetter(char letter) {
+    public boolean[] getFounded() {
+        return founded;
+    }
+
+    private boolean checkLetter(char letter) {
 
         return word.contains(String.valueOf(letter));
     }
+
+    public void updateStatus(char letter) {
+
+        boolean foundFlag = checkLetter(letter);
+
+        if (foundFlag) {
+            for (int i = 0; i < word.length(); i++) {
+                if (word.charAt(2) == letter) {
+                    founded[i] = true;
+                }
+            }
+        }
+    }
 }

From 71c8504d0e167b6204a560e332876bb427172577 Mon Sep 17 00:00:00 2001
From: Krzysztof Golebiowski <krzygol@gmail.com>
Date: Sat, 31 Jan 2026 10:51:58 +0100
Subject: [PATCH 4/4] Rename to updateFounded

---
 src/main/java/pl/edu/agh/hangman/ValidData.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main/java/pl/edu/agh/hangman/ValidData.java b/src/main/java/pl/edu/agh/hangman/ValidData.java
index a495e5b4..60a1e0ad 100644
--- a/src/main/java/pl/edu/agh/hangman/ValidData.java
+++ b/src/main/java/pl/edu/agh/hangman/ValidData.java
@@ -26,13 +26,13 @@ private boolean checkLetter(char letter) {
         return word.contains(String.valueOf(letter));
     }
 
-    public void updateStatus(char letter) {
+    public void updateFounded(char letter) {
 
         boolean foundFlag = checkLetter(letter);
 
         if (foundFlag) {
             for (int i = 0; i < word.length(); i++) {
-                if (word.charAt(2) == letter) {
+                if (word.charAt(i) == letter) {
                     founded[i] = true;
                 }
             }