Code

Author: sagargoswami2001

Calculator.py

@@ -0,0 +1,58 @@
+# Simple Calculator By Using Function.
+
+# This Function Adds Two Numbers
+def add(x, y):
+    return x + y
+
+# This Function Subtracts Two Numbers
+def subtract(x, y):
+    return x - y
+
+# This Function Multiplies Two Numbers
+def multiply(x, y):
+    return x * y
+
+# This Function Divides Two Numbers
+def divide(x, y):
+    return x / y
+
+# This Function Modulus Two Numbers
+def modulus(x, y):
+    return x % y
+
+print("Select Operation:-")
+print("1. Add")
+print("2. Subtract")
+print("3. Multiply")
+print("4. Divide")
+print("5. Modulus")
+
+while True:
+    choice = input("Enter Choice(1/2/3/4): ")
+
+    if choice in ('1', '2', '3', '4'):
+        num1 = float(input("Enter First Number: "))
+        num2 = float(input("Enter Second Number: "))
+
+        if choice == '1':
+            print(num1, "+", num2, "=", add(num1, num2))
+
+        elif choice == '2':
+            print(num1, "-", num2, "=", subtract(num1, num2))
+
+        elif choice == '3':
+            print(num1, "*", num2, "=", multiply(num1, num2))
+
+        elif choice == '4':
+            print(num1, "/", num2, "=", divide(num1, num2))
+
+        elif choice == '5':
+            print(num1, "%", num2, "=", modulus(num1, num2))
+
+        next_calculation = input("Let's Do Next Calculation...? (Yes/No): ")
+        if next_calculation == "no":
+            break
+
+    else:
+        print("Invalid Input")
+             

Square_Root.py

@@ -1,16 +1,15 @@
-# Python Program to find the Square Root.
-# 1st Method (Using Exponentiation)
-# num = 64
-# sr = num**(1/2)
-# print("The Square Root of the Given Number is: ", sr)
+# Write a Python Program to Find Square Root.
+def mySqrt(x):
+    left = 1
+    right = x
+    mid = 0
+    while(left <= right):
+        mid = (left + right) // 2
+        if mid * mid > x:
+            right = mid - 1
+        else:
+            left = mid + 1
+            sqrt = mid
+    return sqrt
 
-# 2nd Method (With User Inputs)
-# num = int(input("Enter a Number Here: "))
-# sr = num**(0.5)
-# print("The Square Root of the Given Number is: ", sr)
-
-# 3rd Method (Using Math Module)
-import math
-num = int(input("Enter a Number Here: "))
-sr = math.sqrt(num)
-print("The Square Root of the Given Number is", sr)
+print(mySqrt(36))