diff --git a/submission/sandhya-maurya/palindrome-number/Screenshot 1.png b/submission/sandhya-maurya/palindrome-number/Screenshot 1.png new file mode 100644 index 0000000..4fcbd2c Binary files /dev/null and b/submission/sandhya-maurya/palindrome-number/Screenshot 1.png differ diff --git a/submission/sandhya-maurya/palindrome-number/Screenshot 2.png b/submission/sandhya-maurya/palindrome-number/Screenshot 2.png new file mode 100644 index 0000000..6403d1e Binary files /dev/null and b/submission/sandhya-maurya/palindrome-number/Screenshot 2.png differ diff --git a/submission/sandhya-maurya/palindrome-number/Screenshot 3.png b/submission/sandhya-maurya/palindrome-number/Screenshot 3.png new file mode 100644 index 0000000..b948561 Binary files /dev/null and b/submission/sandhya-maurya/palindrome-number/Screenshot 3.png differ diff --git a/submission/sandhya-maurya/palindrome-number/solution.py b/submission/sandhya-maurya/palindrome-number/solution.py new file mode 100644 index 0000000..373a526 --- /dev/null +++ b/submission/sandhya-maurya/palindrome-number/solution.py @@ -0,0 +1,15 @@ +class Solution: + def isPalindrome(self, x: int) -> bool: + if x < 0: + return False + + original = x + rev = 0 + + while x > 0: + digit = x % 10 + rev = rev * 10 + digit + x = x // 10 + + return rev == original + diff --git a/submission/sandhya-maurya/power of two/Screenshot 1.png b/submission/sandhya-maurya/power of two/Screenshot 1.png new file mode 100644 index 0000000..be2737b Binary files /dev/null and b/submission/sandhya-maurya/power of two/Screenshot 1.png differ diff --git a/submission/sandhya-maurya/power of two/Screenshot 2.png b/submission/sandhya-maurya/power of two/Screenshot 2.png new file mode 100644 index 0000000..dda4381 Binary files /dev/null and b/submission/sandhya-maurya/power of two/Screenshot 2.png differ diff --git a/submission/sandhya-maurya/power of two/Screenshot 3.png b/submission/sandhya-maurya/power of two/Screenshot 3.png new file mode 100644 index 0000000..497ab90 Binary files /dev/null and b/submission/sandhya-maurya/power of two/Screenshot 3.png differ diff --git a/submission/sandhya-maurya/power of two/solution.py b/submission/sandhya-maurya/power of two/solution.py new file mode 100644 index 0000000..228c848 --- /dev/null +++ b/submission/sandhya-maurya/power of two/solution.py @@ -0,0 +1,9 @@ +class Solution: + def isPowerOfTwo(self, n: int) -> bool: + if n <= 0: + return False + while n % 2 == 0: + n = n // 2 + return n == 1 + +