### Python program for performing an arithmetic operations

num1=float(input("Enter first number:" ))
num2=float(input("Enter second number:"))
op=input("Enter operator :")
result=0
if op=='+':
result=num1+num2
elif op=='-':
result=num1-num2
elif op=='*':
result=num1*num2
elif op=='/':
result=num1/num2
elif...

### Python program for updating the time by one second

h=int(input("Enter Hours: "))
m=int(input("Enter Minutes: "))
s=int(input("Enter Second: "))
if((h<0)or(m<0)or(s<0)): # hour or minute or seconds can not be -ve number
print("invalid data n");
elif((h>12)or(m>59)or(s>59)): # the...

### Python program for find the area of triangle when three sides are given

from math import sqrt
a=float(input("Please enter the first side: "))
b=float(input("Please enter the second side: "))
c=float(input("Please enter the third side: "))
if((a<=0)or(b<=0)or(c<=0)): # a side...

### Python program to find the roots of quadratic equation

from math import sqrt
a=float(input("Please enter first number: "))
b=float(input("Please enter second number: "))
c=float(input("Please enter third number: "))
d=b*b-4*a*c; # finding determinant
if(d==0): # when d is...

### Python program to find largest of three numbers

num1=int(input("Please enter first number: "))
num2=int(input("Please enter second number: "))
num3=int(input("Please enter third number: "))
if((num1>num2)and(num2>num3)): # use of logical and, which gives true only when...

### Python program to check a number is positive negative or zero

num=int(input("Please enter a number to check Positive Negative or Zero "))
if(num>0):
print("Given number is a positive number");
elif(num<0):
print("Given number is...

### Python program to check given number is even or odd

num=int(input("Enter a number to check even or odd "))
if(num%2==0): # checks for remainder is zero or not for even number it should be 0
...

### Python program to find largest and equal of two numbers

num1=int(input("Please enter first number: "))
num2=int(input("Please enter second number: "))
if(num1>num2): #check for num1 is largest and gives true when num1 is largest otherwise false
...

### Python program to find largest of two numbers

num1=int(input("Please enter first number: "))
num2=int(input("Please enter second number: "))
if(num1>num2): #check for num1 is largest and gives true when num1 is largest
...