Free AI Python Code Generator Online

from math import pi

def circle_area(radius):
    return pi * radius ** 2

radius = 3
print("Area of the circle with radius", radius, "is", circle_area(radius))

def lcs(str1, str2):
    m = len(str1)
    n = len(str2)
    dp = [["" for _ in range(n + 1)] for _ in range(m + 1)]
    for i in range(1, m + 1):
        for j in range(1, n + 1):
            if str1[i - 1] == str2[j - 1]:
                dp[i][j] = dp[i - 1][j - 1] + str1[i - 1]
            else:
                dp[i][j] = max(dp[i - 1][j], dp[i][j - 1], key=len)
    return dp[m][n]

str1 = "ABCBDAB"
str2 = "BDCAB"
print("Longest common subsequence:", lcs(str1, str2))

def is_balanced(expression):
    stack = []
    opening_brackets = "([{"
    closing_brackets = ")]}"
    for char in expression:
        if char in opening_brackets:
            stack.append(char)
        elif char in closing_brackets:
            if not stack or opening_brackets.index(stack.pop()) != closing_brackets.index(char):
                return False
    return not stack

expr = "{[()()]}"
if is_balanced(expr):
    print(expr, "is balanced")
else:
    print(expr, "is not balanced")