prime number

ExceptionHandling/Try_else.py

@@ -0,0 +1,8 @@
+a = 10
+b = int(input("Enter any number "))
+try:
+    c = a/b
+except:
+    print('Cannot divide NUMBER by STRING')
+else:
+    print('Result :', c)

Loops/binary_decinal.py

@@ -0,0 +1,12 @@
+#   program to find out decimal number of any given binary number
+#   made by         : rakesh kumar
+n = int(input('Enter any number  :'))
+sum = 0
+i = 0
+while n != 0:
+    rem = n % 10
+    sum = sum+rem*2**i
+    n = n//10
+    i = i+1
+
+print('Decimal Equivalent :', sum)

Loops/decimal_binary.py

@@ -0,0 +1,10 @@
+#   program to find out binary equivalent of any decimal number
+#   made by         : rakesh kumar
+
+n = int(input('Enter any number :'))
+l = ''
+while(n != 0):
+    l = str(n % 2) + l
+    n = n//2
+
+print(l)

Loops/tempCodeRunnerFile.py

@@ -1,21 +1,2 @@
-#   program to find out EMI using formula
-#   EMI  = (p*r(1+r)**t)/((1+r)**t-1)
-#   made by     : rakesh kumar
 
-from math import pow
-
-
-def emi_calculate(p, r, t):
-    r = r/(12*100)  # rate for one month
-    t = t*12  # one month time
-    emi = (p*r*pow(1+r, t))/(pow(1+r, t)-1)
-    return emi
-
-
-if __name__ == "__main__":
-    p = int(input('Enter pricipal amount :'))
-    r = int(input('Enter rate of interest :'))
-    t = int(input('Enter time in years :'))
-    emi = emi_calculate(p, r, t)
-
-    print('Monthly Installment :%.2f' % emi)
+    i = i+1

Projects/sudoku_solver.py

@@ -0,0 +1,83 @@
+board = [
+    [7, 8, 0, 4, 0, 0, 1, 2, 0],
+    [6, 0, 0, 0, 7, 5, 0, 0, 9],
+    [0, 0, 0, 6, 0, 1, 0, 7, 8],
+    [0, 0, 7, 0, 4, 0, 2, 6, 0],
+    [0, 0, 1, 0, 5, 0, 9, 3, 0],
+    [9, 0, 4, 0, 6, 0, 0, 0, 5],
+    [0, 7, 0, 3, 0, 0, 0, 1, 2],
+    [1, 2, 0, 0, 0, 7, 4, 0, 0],
+    [0, 4, 9, 2, 0, 6, 0, 0, 7]
+]
+
+
+def solve(bo):
+    find = find_empty(bo)
+    if not find:
+        return True
+    else:
+        row, col = find
+
+    for i in range(1, 10):
+        if valid(bo, i, (row, col)):
+            bo[row][col] = i
+
+            if solve(bo):
+                return True
+
+            bo[row][col] = 0
+
+    return False
+
+
+def valid(bo, num, pos):
+    # Check row
+    for i in range(len(bo[0])):
+        if bo[pos[0]][i] == num and pos[1] != i:
+            return False
+
+    # Check column
+    for i in range(len(bo)):
+        if bo[i][pos[1]] == num and pos[0] != i:
+            return False
+
+    # Check box
+    box_x = pos[1] // 3
+    box_y = pos[0] // 3
+
+    for i in range(box_y*3, box_y*3 + 3):
+        for j in range(box_x * 3, box_x*3 + 3):
+            if bo[i][j] == num and (i, j) != pos:
+                return False
+
+    return True
+
+
+def print_board(bo):
+    for i in range(len(bo)):
+        if i % 3 == 0 and i != 0:
+            print("- - - - - - - - - - - - - ")
+
+        for j in range(len(bo[0])):
+            if j % 3 == 0 and j != 0:
+                print(" | ", end="")
+
+            if j == 8:
+                print(bo[i][j])
+            else:
+                print(str(bo[i][j]) + " ", end="")
+
+
+def find_empty(bo):
+    for i in range(len(bo)):
+        for j in range(len(bo[0])):
+            if bo[i][j] == 0:
+                return (i, j)  # row, col
+
+    return None
+
+
+print_board(board)
+solve(board)
+print("___________________")
+print_board(board)

fileHandling/delete All File with extension_EXE.py

@@ -1,29 +1,33 @@
-#-------------------------------------------------------------------------------
-# Name:        Program to delete a particular type of files from selected directory 
+# -------------------------------------------------------------------------------
+# Name:        Program to delete a particular type of files from selected directory
 #
 # Author:      rakesh
 #
 # Created:     05-05-2017
 # Copyright:   MIT
-#-------------------------------------------------------------------------------
+# -------------------------------------------------------------------------------
 import os
-import sys          #module for terminating 
+import sys  # module for terminating
 import glob
 import tkinter as tk
 from tkinter import filedialog
+
+
 def main():
     root = tk.Tk()
     root.withdraw()
-    directory = filedialog.askdirectory()  #source folder
-    count=0
-    for root, SubFolders , files in os.walk(directory):
+    directory = filedialog.askdirectory()  # source folder
+    count = 0
+    for root, SubFolders, files in os.walk(directory):
         os.chdir(root)
-        files = glob.glob('*.exe')
+        files = glob.glob('*.nef')
         # print(files)
         for filename in files:
+            print(filename, 'Deleted')
             os.unlink(filename)
-            count+=1
+            count += 1
     print("Total {} files deleted".format(count))
 
+
 if __name__ == '__main__':
     main()

functions/addition_fun.py

@@ -0,0 +1,14 @@
+def addition(a, b=0):
+    return a+b
+
+
+result = addition(10)
+print(result)
+result = addition('rakesh', ' You are awesome')
+print(result)
+result = addition(20, 30.45)
+print(result)
+result = addition([10, 20, 30], [40, 50, 60])
+print(result)
+result = addition((10, 20, 30), (40, 50, 60))
+print(result)

functions/armstrong.py

@@ -0,0 +1,14 @@
+
+def armstrong(n):
+    m = n
+    sum = 0
+    while(n != 0):
+        rem = n % 10
+        sum += rem**3
+        n = n//10
+    return True if sum == m else False
+
+
+if __name__ == "__main__":
+    n = int(input('Enter any number :'))
+    print('ArmStrong Number ' if(armstrong(n)) else 'Not a Arm Strong Number ')

functions/armstrong_range.py

@@ -0,0 +1,17 @@
+
+def armstrong(n):
+    m = n
+    sum = 0
+    while(n != 0):
+        rem = n % 10
+        sum += rem**3
+        n = n//10
+    return True if sum == m else False
+
+
+if __name__ == "__main__":
+    n1 = int(input('Enter first value  :'))
+    n2 = int(input('Enter last value  :'))
+    for x in range(n1, n2+1):
+        if(armstrong(x)):
+            print(x)

functions/check_prime.py

@@ -0,0 +1,15 @@
+import math as m
+
+
+def check_prime(n):
+    flag = True
+    for x in range(2, n//2):
+        if n % x == 0:
+            flag = False
+
+    return flag
+
+if __name__ == "__main__":
+    n = int(input('Enter any integer number  : '))
+    result = check2_prime(n)
+    print("Prime Number " if (result) else '"Not prime Number')

functions/passing_list.py

@@ -0,0 +1,12 @@
+def common(l1, l2):
+    c = list()
+    for x in l1:
+        if x in l2:
+            c.append(x)
+    return c
+
+
+l1 = [1, 2, 3, 4, 6, 8, 9]
+l2 = [2, 4, 6, 7, 9, 10]
+
+print(common(l1, l2))

functions/positional_arguments.py

@@ -0,0 +1,12 @@
+def display(number, msg1="School", msg2="Place"):
+    print('-----Times :', number, end=" ")
+    print('-----Message 1 :', msg1*2)
+    print('-----Message 2 :', msg2)
+    print('----------------------')
+
+
+display(2, 'DAV', 'Ghaziabad')
+display(5)
+display("SpringDales")
+display(msg2="Modern", number=3)
+display(msg2="Modern", msg1=24, number=3)

functions/prime_number.py

@@ -0,0 +1,16 @@
+from math import sqrt
+
+
+def prime_number(n):
+    flag = True
+    for x in range(2, int(sqrt(n))+1):
+        if n % x == 0:
+            flag = False
+    return flag
+
+
+if __name__ == "__main__":
+    if(prime_number(12)):
+        print('Prime Number')
+    else:
+        print('Not a prime Number')

functions/prime_number_in_range.py

@@ -0,0 +1,22 @@
+#   program to print the prime numbers between a range of numbers.
+#   made by         : rakesh kumar
+
+
+def check_prime(n):
+    flag = True
+    for x in range(2, n//2):
+        if n % x == 0:
+            flag = False
+
+    return flag
+
+
+if __name__ == "__main__":
+    n1 = int(input('Enter the starting number : '))
+    n2 = int(input('Enter the Ending number number : '))
+
+    print('Prime Number between :')
+    for x in range(n1, n2+1):
+        result = check_prime(x)
+        if result:
+            print(x, end=" ")

functions/tempCodeRunnerFile.py

@@ -1,17 +1,12 @@
-#   program to find out sum of element of a list using recursion
-#   made by         : rakesh kumar
-
-
-def sum_element(l):
-    if(len(l) == 1):
-        return l[0]
-    else:
-        value = l.pop()
-        return value+sum_element(l)
+def check_prime(n):
+    flag = True
+    for x in range(2, n//2):
+        if n % x == 0:
+            flag = False
 
+    return flag
 
 if __name__ == "__main__":
-
-    list1 = [1, 2, 34, 5, 6]
-    result = sum_element(list1)
-    print('sum of element :', result)
+    n = int(input('Enter any integer number  : '))
+    result = check_prime(n)
+    print("Prime Number " if (result) else '"Not prime Number')

json/import_json.py

@@ -0,0 +1,4 @@
+import json
+import requests
+source = requests.get('https://jsonplaceholder.typicode.com/todos/1')
+print(source.read())

matplotlib/bar_Graph.py

@@ -1,8 +1,11 @@
-# program to print scatter graph on the screen
+# program to print bar graph on the screen
 # made by        : rakesh kumar
 
 import matplotlib.pyplot as plt
-x = ['Delhi','Banglore','Chennai','Pune']
-y = [250,300,260,400]
-plt.bar(x,y)
-plt.show()
+x = ['Delhi', 'Banglore', 'Chennai', 'Pune']
+y = [250, 300, 260, 400]
+plt.xlabel('City')
+plt.ylabel('Sales in Million')
+plt.title('Sales Recorded in Major Cities')
+plt.bar(x, y)
+plt.show()

matplotlib/line_graph.py

@@ -3,7 +3,10 @@
 
 import matplotlib.pyplot as plt
 import numpy as np
-x = ['Delhi','Banglore','Chennai','Pune']
-y = [250,300,260,400]
-plt.plot(x,y)
-plt.show()
+x = ['Delhi', 'Banglore', 'Chennai', 'Pune']
+y = [250, 300, 260, 400]
+plt.xlabel('City')
+plt.ylabel('Sales in Million')
+plt.title('Sales Recorded in Major Cities')
+plt.plot(x, y)
+plt.show()

matplotlib/tempCodeRunnerFile.py

@@ -0,0 +1,9 @@
+# program to print scatter graph on the screen
+# made by        : rakesh kumar
+
+import matplotlib.pyplot as plt
+import numpy as np
+x = ['Delhi','Banglore','Chennai','Pune','Ghaziabad','Udupi']
+y = [250,300,260,400,599,320]
+plt.pie(y,labels=x,autopct='%1.2f',startangle=90,explode=(0,0.1,0,0,0.2,0))
+plt.show()

pandas/.ipynb_checkpoints/Untitled1-checkpoint.ipynb

@@ -0,0 +1,6 @@
+{
+ "cells": [],
+ "metadata": {},
+ "nbformat": 4,
+ "nbformat_minor": 2
+}