lesson345

coderpyaephyothant · coderpyaephyothant · commit 0e9742640a59 · 2024-01-08T23:30:24.000+06:30
diff --git a/lesson3.py b/lesson3.py
@@ -4,14 +4,14 @@
 z = "green"
 
 x = y = z = 20
-print("x",x)
-print("y",y)
-print("z",z)
+# print("x",x)
+# print("y",y)
+# print("z",z)
 x = 5
 y = 15
 
-print("x",x)
-print("y",y)
+# print("x",x)
+# print("y",y)
 
 # identifier
 
@@ -37,4 +37,35 @@
 # Tuple
 # dictionary
 
+# arithmetic operators
 
+x = 1.1
+y = 2.2
+# print(x+y)
+
+a = 5
+b = 6
+# print(a*b)
+
+c = 3.9
+d = 3.3
+# print(c/d)
+# print(c%d)
+
+# complex (use j/J) real part + imginary part
+a = complex(1,2)
+# print(a)
+# print(a.real)
+# print(a.imag)
+
+# convert using float() int() and complex()
+x = 100
+y = 2.8
+z = 1j
+
+# convert integer to float
+print(float(x))
+# convert float to integer
+print(int(y))
+# convert int to complex
+print(complex(x))
diff --git a/lesson4.py b/lesson4.py
@@ -0,0 +1,37 @@
+# control structures
+a = 400
+b = 300
+# if a < b :
+#     # print('a less than b')
+# else :
+#     # print('b greater than a')
+
+
+c = 500
+d = 500
+# if c < d:
+#     # print('c less than d')
+# elif c > d:
+#     # print('c greater than d')
+# else :
+#     # print('c and d value are equal')
+
+# largest Number
+a = 100
+b = 200
+c = 300
+d = 400
+
+if (a > b) and (a > c) and (a > d) : 
+    largestNumber  = a 
+    print('Largest Number is : ', largestNumber)
+elif (b > a ) and ( b > c) and (b > d) : 
+    largestNumber = b
+    print('largest Number is : ', b)
+elif (c > a) and (c > b) and (c > d):
+    largestNumber = c
+    print('largest Number is : ', largestNumber)
+else :
+    largestNumber = d
+    print('largest Number is : ', largestNumber)
+ 
diff --git a/lesson5.py b/lesson5.py
@@ -0,0 +1,37 @@
+# calculator program
+# Lesson 5 
+
+print("Press + for Add")
+print("Press - for Subtract")
+print("Press * for Multiply")
+print("Press / for Divide")
+
+userInput = input('please enter operator for Add or Subtract or Multiply or Divide')
+# print(userInput)
+print('you entered : ', userInput)
+
+firstNumber = int(input('Enter Your First Number'))
+print('your first number is : ', firstNumber)
+
+secondNumber = int(input('Enter Your Second Number'))
+print('your second number is : ', secondNumber)
+
+if userInput == '+' :
+    result = firstNumber + secondNumber
+    print('result is :', result)
+elif userInput == '-' :
+    result = firstNumber * secondNumber
+    print('result is :', result)
+elif userInput == '*' :
+    result = firstNumber * secondNumber
+    print('result is :', result)
+elif userInput == '/' :
+    result = firstNumber / secondNumber
+    print('result is :', result)
+else :
+    print('your input {} is invalid ! Please try again later!'.format(userInput) )
+    exit()
+
+
+
+
