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Commit 04d37d0

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This file contains practice question for [Introduction to Python programming](Introduction_to_Python_Programming.ipynb) (input ad output)
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Try working online at:
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[Coding Ground - Tutorials Point](https://www.tutorialspoint.com/execute_python3_online.php)
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[Online Compiler and Debugger](https://www.onlinegdb.com/online_python_compiler)
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---
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**Q1:** Write a program to print 'Hello World'
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---
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**Q2:** Write a program to get Name from the user and print it.
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>**Sample 1:**
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I/p: Chandru
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O/p: Chandru
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<br>
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>**Sample 2:**
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I/p: Prabhu
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O/p: Prabhu
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---
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**Q3:** Write a program to get Name and age from user and print it.
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>**Sample 1:**
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I/p:
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Chandru 19
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O/p:
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Chandru
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19
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<br>
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>**Sample 2:**
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I/p:
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Prabhu 20
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O/p:
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Prabhu
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20
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---
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**Q4:** Write a program to get two numbers from user and print their sum
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>**Sample 1:**
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I/p:
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12
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12
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O/p:
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24
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<br>
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>**Sample 2:**
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I/p:
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10
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15
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O/p:
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25
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---
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**Q5:** Write a program to get two numbers and perform all arithmetic operations on them.
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---
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**Q6:** (Update of **Q4**)
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Print formatted output
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>**Sample 1:**
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I/p:
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12
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12
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O/p:
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Sum of 12 and 12 is 24
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<br>
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>**Sample 2:**
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I/p:
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10
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15
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O/p:
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Sum of 10 and 15 is 25
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---
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**Q6:** (Update of **Q4**)
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Print formatted output
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>**Sample 1:**
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I/p:
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12
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12
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O/p:
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Sum of 12 and 12 is 24
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<br>
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>**Sample 2:**
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I/p:
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10
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15
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O/p:
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Sum of 10 and 15 is 25
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---
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**Q7:** Write a program to get name from the user and wish them Good Morning
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>**Sample:**
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I/p: Jenyhin
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O/p: Good Morning, Jenyhin
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---
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**Q8:** Write a program to get the side of the square and print its perimeter
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$\text{Perimeter of a square} = 4 \times \rm{side}$
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>**Sample 1:**
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I/p: 4
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O/p: 16
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<br>
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>**Sample 2:**
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I/p: 22
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O/p: 88
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---
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**Q9:** Write a program to get the side of the square and print its area
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$\text{Area of square} = \rm{side} \times \rm{side}$
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>**Sample 1:**
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I/p: 4
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O/p: 16
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<br>
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>**Sample 2:**
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I/p: 22
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O/p: 484
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---
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**Q10:** Write a program to get the length and breadth of a rectangle and print its perimeter
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$\text{Perimeter of a rectangle} = 2 \times \rm{(length + breadth)}$
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>**Sample 1:**
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I/p:
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4 <br>
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4
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O/p: 16
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<br>
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>**Sample 2:**
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I/p:
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22
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21
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O/p: 86
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---
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**Q11:** Write a program to get the length and breadth of a rectangle and print its area
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$\text{Area of a rectangle} = \text{length} \times \text{breadth}$
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>**Sample 1:**
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I/p:
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4 <br>
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4
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O/p: 16
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<br>
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>**Sample 2:**
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I/p:
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22
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21
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O/p: 462
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---
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**Q12:** Write a program to get the number of sides and length of each side of a regular polygon and print its perimeter.
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$\text{Perimeter} = \text{number of sides} \times \text{length of one side}$
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>**Sample 1:**
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I/p:
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8 <br>
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4
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O/p: 32
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<br>
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>**Sample 2:**
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I/p:
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7 <br>
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21
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O/p: 147
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---
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**Q13:** Write a program to get the length and height of a right triangle and print its area.
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$\text{Area of right triangle} = \dfrac{1}{2} \times \rm{base} \times \rm{height}$
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>**Sample 1:**
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I/p:
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4 <br>
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4
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O/p: 8.0
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<br>
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>**Sample 2:**
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I/p:
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22
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21
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O/p: 231.0
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---
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**Q14:** Write a program to get the radius of a circle and print its perimeter rounded off to 3 decimal places. (Take $\pi = 3.14159$)
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$\text{Perimeter of a circle} = 2\pi \times \rm{radius}$
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>**Sample 1:**
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I/p:
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4 <br>
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O/p: 25.133
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<br>
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>**Sample 2:**
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I/p:
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22
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O/p: 138.230
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---
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**Q15:** Write a program to get the radius of a circle and print its area rounded off to 3 decimal places. (Take $\pi = 3.14159$)
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$\text{Area of a circle} = \pi \times \rm{radius}^2$
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>**Sample 1:**
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I/p:
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4 <br>
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O/p: 50.265
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>**Sample 2:**
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I/p:
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21
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O/p: 1385.442
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---
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**Q16:** Write a program to get the sides of a triangle and print its area using Heron's Formula rounded off to 3 decimal places.
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$\text{Area of right triangle} = \sqrt{s \times (s-a)\times(s-b)\times(s-c)}$
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$\rm{where},$
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$s = \text{Semi-Perimeter} = \dfrac{\text{Perimter of triangle}}{2}$
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$a, ~b, ~c = \text{Sides of the triangle}$
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>**Sample 1:**
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I/p:
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3 <br>
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4<br>
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5
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O/p: 6.0
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>**Sample 2:**
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I/p:
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12
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21
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30
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O/p: 98.359
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---
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**Q17:** Write a program to get the side of a equilateral triangle and print its area rounded off to 4 decimal places.
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$\text{Area of equilateral triangle} = \dfrac{\sqrt{3}}{4} \times \rm{side}^2$
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>**Sample 1:**
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I/p:
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4 <br>
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O/p: 6.9282
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<br>
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>**Sample 2:**
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I/p:
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31
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O/p: 416.1252
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---
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**Q18:** Write a program to get the length and height of a right triangle and print the length of its hypotenuse rounded off to 3 decimal places using Pythagoras Theorem.
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From Pythagoras theorem, $ \rm{hypotenuse} = \sqrt{\rm{base}^2 + \rm{height}^2}$
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>**Sample 1:**
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I/p:
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3 <br>
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4
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O/p: 5
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<br>
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>**Sample 2:**
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I/p:
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12
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6 <br>
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O/p: 13.416
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---
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**Q19:** Write a program to get the side of a cube and print its volume.
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$\text{Volume of cube} = \rm{side}^3$
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>**Sample 1:**
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I/P: 15
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O/P: 3375
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---
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**Q20:** Write a program to get the side of a cube and print its total surface area.
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$ \text{T.S.A of Cube} = 6 \times \rm{side}^2$
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>**Sample 1:**
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I/P: 15
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O/P: 1350
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---
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**Q21:** Write a program to get the side of a cube and print its Lateral surface area.
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$\text{L.S.A of cube} = 4 \times \rm{side}^2$
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---
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**Q22:** Write a program to get the length, breadth and height of a cuboid and print its volume.
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$\text{Volume of Cuboid} = \rm{length} \times \rm{breadth} \times \rm{height}$
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>**Sample 1:**
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I/P:
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43
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28
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35
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O/P: 42140
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---
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**Q23:** Write a program to get the length, breadth and height of a cuboid and print its Total Surface Area.
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$\text{T.S.A of Cuboid} = 2 \times ( (\rm{length} \times \rm{breadth}) + (\rm{breadth} \times \rm{height}) + (\rm{height} \times \rm{length}))$
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>**Sample 1:**
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I/P:
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43
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28
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35
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O/P: 7378
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---
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**Q24:** Write a program to get the length, breadth and height of a cuboid and print its Lateral Surface Area.
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$\text{L.S.A of Cuboid} = 2 \times \rm{height} \times (\rm{breadth}+ \rm{length})$
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****
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**[Check Solution](Solution1.ipynb)**

‎.ipynb_checkpoints/Practice_code2-checkpoint.md

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**Q4:** Write a program to get the age of the user and print if he is eligible to vote.
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**Condition:**
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A person is elgible to vote if his/her age is greater than or equal to 18
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A person is eligible to vote if his/her age is greater than or equal to 18
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>Sample1:
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I/P: 10
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O/P: Ineligible

‎.ipynb_checkpoints/Practice_code5-checkpoint.md

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180180
-3213 2625 -1841 4872
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**Q22:** Write a program to get a list of words and sort them in lexicograhic order.
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**Q22:** Write a program to get a list of words and sort them in lexicographic order.
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*****
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**[Check Solution](Solution5.ipynb)**

‎.ipynb_checkpoints/Practice_code6-checkpoint.md

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**Q7:** Write a program to get a string and set the first letter of all the words in the string to upper case and print the modified string as output.
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**Q8**: Write a program to get a name from the user and print if it is a valid name as output.
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**Condition:** Name is valid if contains only alphabets and there are atleast 1 uppercase and 1 lowercase characters.
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**Condition:** Name is valid if contains only alphabets and there are at least 1 uppercase and 1 lowercase characters.
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**Q9:** Write a program to get a variable name, replace all the whitespaces with an underscore " _ " and print the modified string as output.
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**Q9:** Write a program to get a variable name, replace all the white spaces with an underscore " _ " and print the modified string as output.
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**Q10:** Write a program to get a string and print all the elements sorted in the alphabetical order as output.
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