Table Of Contents
- 1. Write a code for find a positive or Negative Number
- 2. Write a python code to print the absolute value of num
- 3. Write a python code for find a odd or even Number
- 4. Write a python code for swap of 2 numbers
- 5. Write a Java code for sum of natural numbers
- 6. Write a python Code for Sum of natural numbers – another method
- 7. Write a python Code for Factor of a Number
- 8. Write a python Code for Split Numbers Into Digits
- 9. Write a python Code for Sum of Digits
- 10. Write a python Code Reverse a Number
- 11. Write a python Code for Palindrome Number
- 12. Write a python Code for Armstrong Number
- 13. Write a python Code for Fibonacci Series
- 14. Write a python Code for Prime Number
- 15. Write a python Code for Perfect Number
1. Write a code for find a positive or Negative Number
num = int(input())
if num == 0:
print("Neither positive nor negative")
elif num < 0:
print("Negative")
else:
print("Positive")2. Write a python code to print the absolute value of num
num = int(input())
if num < 0:
num = -num
print(num)3. Write a python code for find a odd or even Number
num = int(input())
if num % 2 == 0:
print("Even")
else:
print("Odd")4. Write a python code for swap of 2 numbers
a = int(input())
b = int(input())
temp = a
a = b
b = temp
print(a, b)5. Write a Java code for sum of natural numbers
N = int(input())
sum = 0
for i in range(N+1):
sum += i
print(sum)
6. Write a python Code for Sum of natural numbers – another method
N = int(input())
sum = (N*(N+1)/2)
print(int(sum))7. Write a python Code for Factor of a Number
N = int(input())
X = int(input())
if N % X == 0:
print("Yes")
else:
print("No")8. Write a python Code for Split Numbers Into Digits
num = int(input())
while (num > 0):
mod = num % 10
print(int(mod))
num //= 109. Write a python Code for Sum of Digits
num = int(input())
sum = 0
while num > 0:
mod = num % 10
sum = sum + mod
num = num // 10
print(sum)10. Write a python Code Reverse a Number
num = int(input())
ans = 0
while num > 0:
mod = num % 10
ans = ans * 10 + mod
num = num // 10
print(ans)11. Write a python Code for Palindrome Number
num = int(input())
ans = 0
temp = num
while num > 0:
mod = num % 10
ans = ans * 10 + mod
num = num // 10
if ans == temp:
print("Palindrome")
else:
print("Not Palindrome")12. Write a python Code for Armstrong Number
num = int(input())
result = 0
temp = num
while num:
mod = num % 10
result = result + mod * mod * mod
num = num // 10
if temp == result:
print("Armstrong number")
else:
print("Not Armstrong number")13. Write a python Code for Fibonacci Series
n = int(input())
a = 0
b = 1
for i in range(n):
print(a, end=" ")
c = a + b
a = b
b = c14. Write a python Code for Prime Number
num = int(input())
flag = 0
for i in range(2, num):
if num % i == 0:
flag = 1
break
if flag == 0:
print("Prime number")
else:
print("Not Prime number")15. Write a python Code for Perfect Number
import math
n = int(input())
result = 1
root = int(math.sqrt(n))
for i in range(2, root+1):
if n % i == 0:
if n / i == i:
result = result + i
else:
result = result + i + n / i
if n == result:
print("Yes")
else:
print("No")