swaaz · swaaz · Oct 19, 2021 · Oct 12, 2021 · Oct 12, 2021 · Oct 12, 2021
diff --git a/C++/program 29/PROGRAM.CPP b/C++/program 29/PROGRAM.CPP
@@ -0,0 +1,43 @@
+// Program to demonstrate BINARY SEARCH
+#include <iostream>
+#define SIZE 8
+using namespace std;
+int binarySearch(int list[], int size, int item)
+{
+int low = 0, mid = 0;
+int high = size - 1;
+for (low = 0; low <= high; )
+{
+mid = (low + high)/2;
+if (item > list[mid])
+{
+low = mid + 1; //Search in Right half
+}
+else if (item < list[mid])
+{
+high = mid - 1; ////Search in left half
+}
+else
+return mid;
+}
+return -1;
+}
+int main()
+{
+int item;
+int flag = -1; //We assume that if function returns an invalid index (say -1) means item NOT found...
+int list[] = {1,2,3,4,5,6,11,18};
+cout<<"Enter item to be searched : ";
+cin>>item;
+flag = binarySearch(list,SIZE,item);
+if (flag == -1)
+{
+cout<<endl<<"Item Not Found !! :( ";
+}
+else
+{
+	cout<<"item found...";
+}
+return 0;
+}
+
diff --git a/C++/program 29/README.md b/C++/program 29/README.md
@@ -0,0 +1 @@
+THE PROGRAM IS FOR THE BINARY SEARCH
diff --git a/Javascript/program-16/index.html b/Javascript/program-16/index.html
@@ -0,0 +1,31 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <meta http-equiv="X-UA-Compatible" content="IE=edge">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <title>Get Data</title>
+</head>
+<body>
+  <form id="form">
+    <div class="input-group">
+      <label for="user_name">Name</label>
+      <input type="text" name="user_name" id="user_name">
+    </div>
+    <div class="input-group">
+      <label for="user_email">Email</label>
+      <input type="email" name="user_email" id="user_email">
+    </div>
+    <div class="input-group">
+      <label for="user_password">Password</label>
+      <input type="password" name="user_password" id="user_password">
+      <button type="button" id="toggle_password">toggle password</button>
+    </div>
+
+    <button type="submit">Save</button>
+  </form>
+
+  <!-- link to javascript file -->
+  <script src="./index.js"></script>
+</body>
+</html>
diff --git a/Javascript/program-16/index.js b/Javascript/program-16/index.js
@@ -0,0 +1,55 @@
+document.addEventListener('DOMContentLoaded', () => {
+  // get form element
+  const formElement = document.querySelector('#form');
+
+  // add event for submit form
+  formElement.addEventListener('submit', (e) => {
+    e.preventDefault();
+
+    // email regex for check email
+    const emailRegex = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
+
+    // make form data
+    const formData = new FormData(formElement);
+
+    // get data
+    const name = formData.get('user_name');
+    const email = formData.get('user_email');
+    const password = formData.get('user_password');
+
+    if (!name) {
+      alert('Name field is empty. Please fill it');
+    } else if (!email) {
+      alert('Email field is empty. Please fill it');
+    } else if (!emailRegex.test(email)) {
+      alert('Email is not valid');
+    } else if (!password) {
+      alert('Password field is empty. Please fill it');
+    } else if (password.length < 8) {
+      alert('Password minimal 8 character');
+    } else {
+      alert('Success');
+      alert(`Welcome ${name}`);
+
+      // clear form
+      formElement.reset();
+    }
+
+  });
+
+  togglePassword();
+});
+
+const togglePassword = () => {
+  // toggle password
+  const passwordInput = document.querySelector('#user_password');
+  const passwordToggle = document.querySelector('#toggle_password');
+
+  passwordToggle.addEventListener('click', () => {
+    if (passwordInput.type === 'password') {
+      passwordInput.type = 'text';
+    } else {
+      passwordInput.type = 'password';
+    }
+  });
+}
diff --git a/Javascript/program-16/readme.md b/Javascript/program-16/readme.md
@@ -0,0 +1,3 @@
+# Program 16
+
+Retrieve data from HTML form and validate it
diff --git a/Python/Program-36/Program-36.py b/Python/Program-36/Program-36.py
@@ -0,0 +1,36 @@
+#WAP TO REVERSING A LIST IN PYTHON
+
+#METHOD-01:
+
+# Reversing a list using reversed()
+def Reverse(lst):
+    return [ele for ele in reversed(lst)]
+
+# Driver Code
+lst = [10, 11, 12, 13, 14, 15]
+print(Reverse(lst))
+
+
+#METHOD-02:
+
+# Reversing a list using reverse()
+def Reverse(lst):
+    lst.reverse()
+    return lst
+
+lst = [10, 11, 12, 13, 14, 15]
+print(Reverse(lst))
+
+
+METHOD-03:
+
+# Reversing a list using slicing technique
+def Reverse(lst):
+    new_lst = lst[::-1]
+    return new_lst
+
+lst = [10, 11, 12, 13, 14, 15]
+print(Reverse(lst))
+
+
+#END
diff --git a/Python/Program-36/README.md b/Python/Program-36/README.md
@@ -0,0 +1 @@
+THIS IS THE PYTHON BASED CODES WHICH HELPS YOU TO REVERSE A LIST FROM 3 DIFFERENT METHODS
diff --git a/Python/Program43/Program43.py b/Python/Program43/Program43.py
@@ -0,0 +1,11 @@
+terms = 10
+
+# Uncomment code below to take input from the user
+# terms = int(input("How many terms? "))
+
+# use anonymous function
+result = list(map(lambda x: 2 ** x, range(terms)))
+
+print("The total terms are:",terms)
+for i in range(terms):
+   print("2 raised to power",i,"is",result[i])
diff --git a/Python/Program44/Program44.py b/Python/Program44/Program44.py
@@ -0,0 +1,6 @@
+dec = 344
+
+print("The decimal value of", dec, "is:")
+print(bin(dec), "in binary.")
+print(oct(dec), "in octal.")
+print(hex(dec), "in hexadecimal.")
diff --git a/Python/Program45/Program45.py b/Python/Program45/Program45.py
@@ -0,0 +1,15 @@
+def recur_fibo(n):
+   if n <= 1:
+       return n
+   else:
+       return(recur_fibo(n-1) + recur_fibo(n-2))
+
+nterms = 10
+
+# check if the number of terms is valid
+if nterms <= 0:
+   print("Plese enter a positive integer")
+else:
+   print("Fibonacci sequence:")
+   for i in range(nterms):
+       print(recur_fibo(i))
diff --git a/Python/Program45/Readme.md b/Python/Program45/Readme.md
@@ -0,0 +1 @@
+# Python program to display the Fibonacci sequence
diff --git a/Python/Program46/Program46.py b/Python/Program46/Program46.py
@@ -0,0 +1,54 @@
+# Program make a simple calculator
+
+# 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
+
+
+print("Select operation.")
+print("1.Add")
+print("2.Subtract")
+print("3.Multiply")
+print("4.Divide")
+
+while True:
+    # take input from the user
+    choice = input("Enter choice(1/2/3/4): ")
+
+    # check if choice is one of the four options
+    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))
+
+        # check if user wants another calculation
+        # break the while loop if answer is no
+        next_calculation = input("Let's do next calculation? (yes/no): ")
+        if next_calculation == "no":
+          break
+
+    else:
+        print("Invalid Input")
diff --git a/Python/Program46/Readme.md b/Python/Program46/Readme.md
@@ -0,0 +1 @@
+# Simple Calculator by Using Functions
diff --git a/Python/Program47/Program47.py b/Python/Program47/Program47.py
@@ -0,0 +1,15 @@
+# Python program to shuffle a deck of card
+
+# importing modules
+import itertools, random
+
+# make a deck of cards
+deck = list(itertools.product(range(1,14),['Spade','Heart','Diamond','Club']))
+
+# shuffle the cards
+random.shuffle(deck)
+
+# draw five cards
+print("You got:")
+for i in range(5):
+   print(deck[i][0], "of", deck[i][1])
diff --git a/Python/Program47/Readme.md b/Python/Program47/Readme.md
@@ -0,0 +1 @@
+# Python program to shuffle a deck of card
diff --git a/Python/README.md b/Python/README.md
@@ -37,7 +37,7 @@
 | [Program-33](https://github.com/swaaz/basicprograms/blob/814a1e60ae23d81158d8174666f23c9b7419e15e/Python/Program33/Program33.py) | Program to find HCF
 | [Program-34](https://github.com/swaaz/basicprograms/blob/814a1e60ae23d81158d8174666f23c9b7419e15e/Python/Program34/Program34.py) |  Program to display calender
 | [Program-35](https://github.com/swaaz/basicprograms/blob/814a1e60ae23d81158d8174666f23c9b7419e15e/Python/Program%2035/Program35.py) | Program to search an element in a Circular Linked List
-| Program-36 | - |
+| [Program-36](https://github.com/swaaz/basicprograms/blob/814a1e60ae23d81158d8174666f23c9b7419e15e/Python/Program-36/Program-36.py) | Program to Reverse a list
 | Program-37 | - |
 | Program-38 | - |
 | Program-39 | - |
Original file line number	Diff line number	Diff line change
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		# Program 16

		Retrieve data from HTML form and validate it
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		THIS IS THE PYTHON BASED CODES WHICH HELPS YOU TO REVERSE A LIST FROM 3 DIFFERENT METHODS
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		# Python program to display the Fibonacci sequence