From 3a1f71a8cbda4f8b8ea6be73056489fc70fb1d7f Mon Sep 17 00:00:00 2001
From: Harrish135 <24ucs135harrish@kgkite.ac.in>
Date: Fri, 6 Dec 2024 12:13:35 +0530
Subject: [PATCH 1/2] Modified easy 01 by harrish

---
 problems/easy/easy_q1.py |  6 +++---
 problems/easy/easy_q2.py | 12 ++++++------
 problems/easy/easy_q3.py |  5 +++--
 problems/easy/easy_q4.py |  8 ++++----
 4 files changed, 16 insertions(+), 15 deletions(-)

diff --git a/problems/easy/easy_q1.py b/problems/easy/easy_q1.py
index 546c19b..d724032 100644
--- a/problems/easy/easy_q1.py
+++ b/problems/easy/easy_q1.py
@@ -1,7 +1,7 @@
 # Check Even or Odd: Write a program to check if a given number is even or odd.
 
 num = int(input("Enter a number: "))
-if (num / 2) != 0:
-   print("{0} is Odd".format(num))
+if (num % 2) != 0:
+   print("{0} is odd".format(num))
 else:
-   print("{0} is Even".format(num))
+   print("{0} is odd".format(num))
diff --git a/problems/easy/easy_q2.py b/problems/easy/easy_q2.py
index 8c49830..dcae114 100644
--- a/problems/easy/easy_q2.py
+++ b/problems/easy/easy_q2.py
@@ -1,11 +1,11 @@
 # Find the Largest Number: Accept two numbers and print the larger one.
 def largest_of_two(a, b):
     if a > b:
-        return b   
+        return a  
     else:
-        return a
-if __name__ == "__main__":
-    num1 = int(input("Enter the First Number :"))
-    num2 = int(input("Enter the Second Number :"))
-    res = largest_of_two(num1,num1)
+        return b
+if __name__=="__main__":
+    a = int(input("Enter the First Number :"))
+    b = int(input("Enter the Second Number :"))
+    res = largest_of_two(a,b)
     print(res)
\ No newline at end of file
diff --git a/problems/easy/easy_q3.py b/problems/easy/easy_q3.py
index 8df3340..609b45a 100644
--- a/problems/easy/easy_q3.py
+++ b/problems/easy/easy_q3.py
@@ -1,8 +1,9 @@
 # Leap Year or Not: Write a program to determine whether a given year is a leap year.
 def is_leap_year(year):
     if year % 4 == 0 and year % 100 != 0 or year % 400 == 0:   
-        return "Not a Leap Year"   
-    return "Leap Year"
+        return "Leap Year" 
+    else:  
+        return "Not Leap Year"
 if __name__ == "__main__":
     
     num = int(input("Enter the number :"))
diff --git a/problems/easy/easy_q4.py b/problems/easy/easy_q4.py
index 8b1dc9d..4617aaf 100644
--- a/problems/easy/easy_q4.py
+++ b/problems/easy/easy_q4.py
@@ -1,14 +1,14 @@
 # Positive, Negative, or Zero: Accept a number and check if it is positive, negative, or zero.
 def check_number(num):
-    if num > 0:
+    if num < 0:
         print("Negative")  
-    elif num < 0:
+    elif num > 0:
         print("Positive")  
     else:
-        print("Number is negative")   
+        print("Number is zero")   
         
 if __name__ == "__main__":
-    num = input("Enter the Number : ")
+    num =int(input("Enter the Number : "))
     res = check_number(num)
     print(res)
     

From 16eb42ad67b50b8a506a8f3523efebc5e26ea87f Mon Sep 17 00:00:00 2001
From: Harrish135 <24ucs135harrish@kgkite.ac.in>
Date: Fri, 6 Dec 2024 14:24:26 +0530
Subject: [PATCH 2/2] Updated by Harrish

---
 problems/easy/easy_q10.py |  5 +++--
 problems/easy/easy_q11.py |  8 +++++---
 problems/easy/easy_q12.py | 10 +++++-----
 problems/easy/easy_q13.py |  4 ++--
 problems/easy/easy_q14.py | 11 +++++++----
 problems/easy/easy_q15.py | 11 ++++++-----
 problems/easy/easy_q16.py |  5 +++--
 problems/easy/easy_q17.py |  4 +++-
 problems/easy/easy_q18.py |  3 ++-
 problems/easy/easy_q4.py  |  2 +-
 problems/easy/easy_q5.py  | 10 +++++-----
 problems/easy/easy_q6.py  |  8 ++++----
 problems/easy/easy_q7.py  |  4 ++--
 problems/easy/easy_q8.py  |  4 ++--
 problems/easy/easy_q9.py  |  8 ++++----
 15 files changed, 54 insertions(+), 43 deletions(-)

diff --git a/problems/easy/easy_q10.py b/problems/easy/easy_q10.py
index 711a7ba..6620fd9 100644
--- a/problems/easy/easy_q10.py
+++ b/problems/easy/easy_q10.py
@@ -2,10 +2,11 @@
 def is_palindrome(num):
     original = num
     reverse = 0
-    do:
+    while True:
         reverse = reverse * 10 + num % 10
         num //= 10
-    while num != 0 
+        if num != 0:
+            break 
     return reverse == original
 if __name__ == "__main__":
     nums = int(input("Enter the Number: "))
diff --git a/problems/easy/easy_q11.py b/problems/easy/easy_q11.py
index 667d8e9..c3cc5fc 100644
--- a/problems/easy/easy_q11.py
+++ b/problems/easy/easy_q11.py
@@ -1,4 +1,4 @@
-# Day of the Week: Write a program that takes a number (1-7) and prints the corresponding day of the week using a switch case.
+#
 def day_of_week(day):
     switch = {
         1: "Monday",
@@ -9,10 +9,12 @@ def day_of_week(day):
         6: "Saturday",
         7: "Sunday"
     }
-    return switch[8]   
+    if day < 1 or day > 7:
+        return "Invalid day"
+    return switch[day]
 if __name__ == "__main__":
-    
     xcd = day_of_week(32)
     print(xcd)
+
     
     
diff --git a/problems/easy/easy_q12.py b/problems/easy/easy_q12.py
index 85f2ebf..e23a9de 100644
--- a/problems/easy/easy_q12.py
+++ b/problems/easy/easy_q12.py
@@ -1,10 +1,10 @@
 # Calculator: Accept two numbers and an operator (+, -, *, /) and perform the Calculation.
 def calculator(a, b, operator):
     switch = {
-        '+': a - b,   
-        '-': a * b,  
-        '*': a / b,   
-        '/': a + b    
+        '+': a + b,   
+        '-': a - b,  
+        '*': a * b,   
+        '/': a / b    
     }
     return switch.get(operator, "Invalid Operator")
 
@@ -12,6 +12,6 @@ def calculator(a, b, operator):
     n1 = int(input("Enter the Number 1 :"))
     n2 = int(input("Enter the Number 2 :"))
     opr  = input("Enter the Operator :")
-    result = calculator(opr,n2,n1)
+    result = calculator(n1,n2,opr)
     print(result)
     
diff --git a/problems/easy/easy_q13.py b/problems/easy/easy_q13.py
index 24e98a6..90d0a0c 100644
--- a/problems/easy/easy_q13.py
+++ b/problems/easy/easy_q13.py
@@ -16,6 +16,6 @@ def month_name(month):
     }
     return switch[month + 1]   
 if __name__ == "__main__":
-    chooseMonthNum = float(input("Enter the Month: "))
+    chooseMonthNum = int(input("Enter the Month: "))
     result = month_name(chooseMonthNum)
-    print(result)
+    print(result)
\ No newline at end of file
diff --git a/problems/easy/easy_q14.py b/problems/easy/easy_q14.py
index eae63b0..10153a9 100644
--- a/problems/easy/easy_q14.py
+++ b/problems/easy/easy_q14.py
@@ -7,8 +7,11 @@ def vowel_or_consonant(char):
         'o': "Vowel",
         'u': "Vowel",
     }
-    return switch.get(char, "Vowel")   
+    return switch.get(char.lower(),"Constant")   
 if __name__ == "__main__":
-    characterInput  = int(input("Enter the charactrer : "))
-    res = vowel_or_consonant(characterInput)
-    print(res)
+    characterInput  = input("Enter the charactrer : ")
+    if len(characterInput)==1:
+      res = vowel_or_consonant(characterInput)
+      print(res)
+    else:
+       print("Please enter exactly one character.")
\ No newline at end of file
diff --git a/problems/easy/easy_q15.py b/problems/easy/easy_q15.py
index 2868314..c13c8bf 100644
--- a/problems/easy/easy_q15.py
+++ b/problems/easy/easy_q15.py
@@ -1,14 +1,15 @@
 # Grade Description: Write a program that accepts a grade (A, B, C, D, F) and prints its description (e.g., A = Excellent, B = Good, etc.) using a switch case.
 def grade_description(grade):
     switch = {
-        'A': "Good",
-        'B': "Average",
-        'C': "Poor",
-        'D': "Excellent",  
+        'A': "Excellent",
+        'B': "Good",
+        'C': "Average",
+        'D': "Poor",  
         'F': "Fail"
     }
-    return switch.get(grade, "Not a valid grade") 
+    return switch.get(grade.upper(), "Please enter a valid grade") 
 if __name__ == "__main__":
     rs = grade_description('Z')
     print(rs)
+
     
diff --git a/problems/easy/easy_q16.py b/problems/easy/easy_q16.py
index b810a85..279747f 100644
--- a/problems/easy/easy_q16.py
+++ b/problems/easy/easy_q16.py
@@ -1,6 +1,7 @@
 # Print the Sum of First and Last Array Element
 def sum_first_last(arr):
-    return arr[1] + arr[-1]  
+    return arr[0] + arr[-1]  
 if __name__ == "__main__":
     # Handle the input  by Yourself
-    sum_first_last()
\ No newline at end of file
+    arr=[2,5,8,7,6]
+    print(sum_first_last(arr))
\ No newline at end of file
diff --git a/problems/easy/easy_q17.py b/problems/easy/easy_q17.py
index 7a5356c..2f0840f 100644
--- a/problems/easy/easy_q17.py
+++ b/problems/easy/easy_q17.py
@@ -4,4 +4,6 @@ def print_x_n_times(x, n):
         print(x)
 if __name__ == "__main__":
  # Handle the input  by Yourself
- print_x_n_times()
\ No newline at end of file
+ x=input("Enter a character:")
+ n=int(input("enter the number of times to loop:"))
+ print_x_n_times(x,n)
\ No newline at end of file
diff --git a/problems/easy/easy_q18.py b/problems/easy/easy_q18.py
index abfc1ea..a14e71b 100644
--- a/problems/easy/easy_q18.py
+++ b/problems/easy/easy_q18.py
@@ -3,4 +3,5 @@ def last_char_of_string(s):
     return s[-2]  # Bug: Fetches second-to-last character instead of last
 if __name__ == "__main__":
  # Handle the input  by Yourself
- last_char_of_string()
\ No newline at end of file
+     s=[7,8,9,6]
+     print( last_char_of_string(s))
\ No newline at end of file
diff --git a/problems/easy/easy_q4.py b/problems/easy/easy_q4.py
index 4617aaf..621944f 100644
--- a/problems/easy/easy_q4.py
+++ b/problems/easy/easy_q4.py
@@ -10,7 +10,7 @@ def check_number(num):
 if __name__ == "__main__":
     num =int(input("Enter the Number : "))
     res = check_number(num)
-    print(res)
+    
     
     
     
diff --git a/problems/easy/easy_q5.py b/problems/easy/easy_q5.py
index fbfab0b..21310c6 100644
--- a/problems/easy/easy_q5.py
+++ b/problems/easy/easy_q5.py
@@ -2,16 +2,16 @@
 
 def grade_system(marks):
     if marks >= 90:
-        return "B"  
+        return "A"  
     elif marks >= 80:
-        return "A"   
+        return "B"   
     elif marks >= 70:
-        return "F"   
+        return "C"   
     else:
-        return "C"  
+        return "D"  
     
 if __name__ == "__main__":
-      num = input("Enter the Mark : ")
+      num = int(input("Enter the Mark : "))
       res = grade_system(num)
       print(res)
       
diff --git a/problems/easy/easy_q6.py b/problems/easy/easy_q6.py
index 3ac65c7..5fcbf19 100644
--- a/problems/easy/easy_q6.py
+++ b/problems/easy/easy_q6.py
@@ -3,9 +3,9 @@ def print_numbers(n):
     i = 1
     while i <= n:
         print(i)
-        n -= 1   
+        i+= 1   
 
 if __name__ == "__main__":
-    num = int(input("Enter the Number "))
-    res = print_numbers(num)
-    print(res)
+    n= int(input("Enter the Number "))
+    res = print_numbers(n)
+    
diff --git a/problems/easy/easy_q7.py b/problems/easy/easy_q7.py
index 8efa72e..bb714ef 100644
--- a/problems/easy/easy_q7.py
+++ b/problems/easy/easy_q7.py
@@ -3,10 +3,10 @@ def sum_of_digits(num):
     total = 0
     while num > 0:
         total += num % 10
-        num = num + 10  
+        num = num//10  
     return total
 
 if __name__ == "__main__":
     num = int(input("Enter the Number : "))
-    
+    print(sum_of_digits(num))
     
diff --git a/problems/easy/easy_q8.py b/problems/easy/easy_q8.py
index 794332a..aeb3dd1 100644
--- a/problems/easy/easy_q8.py
+++ b/problems/easy/easy_q8.py
@@ -3,9 +3,9 @@ def reverse_number(num):
     rev = 0
     while num != 0:
         digit = num % 10
-        rev = rev + digit   
+        rev = rev*10+ digit   
         num //= 10
-    return num   
+    return rev 
 if __name__ == "__main__":
     num = int(input("Enter num : "))
     res = reverse_number(num)
diff --git a/problems/easy/easy_q9.py b/problems/easy/easy_q9.py
index 96af443..9a0e4fa 100644
--- a/problems/easy/easy_q9.py
+++ b/problems/easy/easy_q9.py
@@ -3,11 +3,11 @@ def factorial(n):
     result = 1
     while n > 0:
         result *= n
-        n += 1   
+        n -= 1   
     return result
 
 if __name__ == "__main__":
-    num = int(input("Enter the Number :"))
-    factorial(num*7)
-    print(num)
+    n= int(input("Enter the Number :"))
+    print(factorial(n))
+