23.1.1. Python Program to print Fibonacci series
n = int(input("n: "))
#write your code here
a = 0
b = 1
while a<=n:
print(a)
a,b=b,a+b
23.1.2. Write a python program to print prime numbers in a range
#write your code here
x = int(input("x: "))
y = int(input("y: "))
p = ""
for i in range(x,y):
if(i > 1):
for j in range(2,i):
if (i%j)==0:
break
else:
print(i)
23.1.3. Write a python program to find if a number is armstrong or not
#write your code here
n = input("n: ")
r = len(n)
n = int(n)
s = 0
t = n
while t>0:
d = t%10
s += d**r
t = t//10
print("sum of powers:", s)
if s == n:
print("armstrong number")
else:
print("not armstrong number")
23.1.4. Program to find a character is a vowel or consonant
# Type your program here...
ch = input("ch: ")
a= "aeiouAEIOU"
if (ch.isalpha() == True):
if(ch in a):
print("vowel")
else:
print("consonant")
else:
print("not an alphabet")
23.1.5. Program to find the sum of digits of a number
num = input("num: ")
s = 0
for i in num:
i = int(i)
s += i
print("sum:", s)
23.1.6. Program to determine if a number is strong
n= int(input("num: "))
s=0
t=n
while(n):
i=1
f=1
d=n%10
while (i<=d):
f *= i
i += 1
s += f
n //= 10
if (s == t):
print("strong number")
else:
print("not a strong number")
23.1.7. Write a Python program to find the Biggest of Three numbers using nested if-else-if
#write your logic here
a,b,c = [int(x) for x in input("a,b,c: ").split(",")]
g=0
for i in a,b,c:
if g<i:
g=i
print(g)
23.1.8. Write a Python program to print Floyd's triangle
#write your code here
n=int(input("n: "))
num=1
for i in range(1,n+1):
for j in range(1, i+1):
print(num, end=" ")
num +=1
print()
23.1.9. Program to determine if a number is perfect number and abundant number and deficient number
num = int(input("num: "))
list1=[]
s = 0
for i in range(1,num):
if(num%i==0):
list1.append(i)
print("factors:", list1)
for i in list1:
s += i
print("sum:", s)
if(s==num):
print("perfect")
elif(s>num):
print("abundant")
else:
print("deficient")
23.1.10. Write a Python program to print pascal's triangle
#write your code here
rows=int(input("rows: "))
for i in range(1,rows+1):
print(" "*(rows-i),end=" ")
c=1
for j in range(1,i+1):
print(c, sep="", end=" ")
c=c*(i-j)//j
print()
23.1.11. Program to determine if a number is prime
num = int(input("num: "))
p=0
for i in range(2,num):
if(num%i == 0):
p = "not a prime number"
break
else:
p = "prime number"
print(p)
