SAMPLE PROGRAMS

Python Program to check character is Alphabet or not

#python program to check whether a character is alphabet or not.

ch= input("enter a character")

if((ch >= 'a' and ch<='z') or (ch>='A' and ch<='Z')):

    print("given character is an alphabet")

else:

    print("given character isn't an alphabet)

Python Program to is positive or not.

#python program to check whether a number is positive or not.

n = float(input("Enter a number: "))

if n > 0:

   print("Positive number")

else:

   print("Negative number")

Python Program to print and add numbers starting 1 onwards till the sum of them is less than 100

#python program to print and add number starting from 1 and the sum is less than 100

m=100

i=1

s=1

while(s<m):

    print("the sum till num {} is {}".format(i,s))

    i=i+1

    s=s+i