feat: add palindrome checker exercise and other 4 exercise

PYTHON_Problems/problem_04.py

@@ -1,6 +1,6 @@
 # Input: [4, 1, 9, 3] → Output: 9
 
-a = list(map(int, input("Enter Your data with sapces").split()))
+a = list(map(int, input("Enter Your data with spaces").split()))
 
 print(max(a))
 

beginner/strings/exercise_1_palindrome.py

@@ -0,0 +1,25 @@
+"""
+Title: Palindrome Checker
+Level: Beginner
+Task: Write a function is_palindrome(word) that returns True if word is a palindrome, False otherwise.
+Examples:
+    is_palindrome("racecar") -> True
+    is_palindrome("hello") -> False
+    is_palindrome("madam") -> True
+    is_palindrome("") -> True
+"""
+
+def is_palindrome(word: str) -> bool:
+    return word == word[::-1]
+
+if __name__ == "__main__":
+    print(is_palindrome("racecar"))
+    print(is_palindrome("hello"))
+    print(is_palindrome("madam"))
+    print(is_palindrome(""))
+
+
+# ----------------------------------------
+# Author: hygroupseries
+# GitHub: https://github.com/hygroupseries
+# ----------------------------------------

beginner/strings/exercise_2_anagram.py

@@ -0,0 +1,27 @@
+"""
+Title: Anagram Checker
+Level: Beginner
+Task: Write a function are_anagrams(word1, word2) that returns True if the words are anagrams, False otherwise.
+Examples:
+    are_anagrams("listen", "silent") -> True
+    are_anagrams("hello", "world") -> False
+    are_anagrams("triangle", "integral") -> True
+    are_anagrams("", "") -> True
+"""
+
+def are_anagrams(word1: str, word2: str) -> bool:
+    word1_clean = word1.replace(" ", "").lower()
+    word2_clean = word2.replace(" ", "").lower()
+    return len(word1_clean) == len(word2_clean) and sorted(word1_clean) == sorted(word2_clean)
+
+if __name__ == "__main__":
+    print(are_anagrams("listen", "silent"))
+    print(are_anagrams("hello", "world"))
+    print(are_anagrams("triangle", "integral"))
+    print(are_anagrams("", ""))
+
+
+# ----------------------------------------
+# Author: hygroupseries
+# GitHub: https://github.com/hygroupseries
+# ----------------------------------------    

beginner/strings/exercise_3_vowel_consonant_counter.py

@@ -0,0 +1,37 @@
+"""
+Title: Vowel and Consonant Counter
+Level: Beginner
+Task: Write a function count_vowels_consonants(text) that returns a tuple (vowel_count, consonant_count).
+Examples:
+    count_vowels_consonants("Hello World") -> (3, 7)
+    count_vowels_consonants("Python Programming") -> (4, 11)
+    count_vowels_consonants("A E I O U") -> (5, 0)
+    count_vowels_consonants("") -> (0, 0)
+"""
+
+def count_vowels_consonants(text: str) -> tuple:
+    vowels = "aeiouAEIOU"
+    vowel_count = 0
+    consonant_count = 0
+
+    for char in text:
+        if char.isalpha():
+            if char in vowels:
+                vowel_count += 1
+            else:
+                consonant_count += 1
+
+    return (vowel_count, consonant_count)
+
+if __name__ == "__main__":
+    print(count_vowels_consonants("Hello World"))
+    print(count_vowels_consonants("Python Programming"))
+    print(count_vowels_consonants("A E I O U"))
+    print(count_vowels_consonants("b c d f g"))
+    print(count_vowels_consonants(""))
+
+
+# ----------------------------------------
+# Author: hygroupseries
+# GitHub: https://github.com/hygroupseries
+# ----------------------------------------

beginner/strings/exercise_4_duplicate_remover.py

@@ -0,0 +1,33 @@
+"""
+Title: Remove Duplicate Characters
+Level: Beginner
+Task: Write a function remove_duplicates(text) that returns text with duplicate characters removed while preserving order.
+Examples:
+    remove_duplicates("hello") -> "helo"
+    remove_duplicates("programming") -> "progamin"
+    remove_duplicates("mississippi") -> "misp"
+    remove_duplicates("") -> ""
+"""
+
+def remove_duplicates(text: str) -> str:
+    seen = set()
+    result = []
+
+    for char in text:
+        if char not in seen:
+            seen.add(char)
+            result.append(char)
+
+    return ''.join(result)
+
+if __name__ == "__main__":
+    print(remove_duplicates("hello"))
+    print(remove_duplicates("programming"))
+    print(remove_duplicates("mississippi"))
+    print(remove_duplicates(""))
+
+
+# ----------------------------------------
+# Author: hygroupseries
+# GitHub: https://github.com/hygroupseries
+# ----------------------------------------

beginner/strings/exercise_5_longest_word.py

@@ -0,0 +1,29 @@
+"""
+Title: Find Longest Word
+Level: Beginner
+Task: Write a function find_longest_word(sentence) that returns the longest word in the sentence.
+Examples:
+    find_longest_word("The quick brown fox jumps") -> "quick"
+    find_longest_word("Python programming is fun") -> "programming"
+    find_longest_word("Hello world") -> "Hello"
+    find_longest_word("") -> ""
+"""
+
+def find_longest_word(sentence: str) -> str:
+    words = sentence.split()
+    if not words:
+        return ""
+
+    return max(words, key=len)
+
+if __name__ == "__main__":
+    print(find_longest_word("The quick brown fox jumps"))
+    print(find_longest_word("Python programming is fun"))
+    print(find_longest_word("Hello world"))
+    print(find_longest_word(""))
+
+
+# ----------------------------------------
+# Author: hygroupseries
+# GitHub: https://github.com/hygroupseries
+# ----------------------------------------