#Intersection Pattern








# Example usage:




if __name__ == '__main__':
    def has_intersection_pattern(sets):
        n = len(sets)
        for i in range(1 << n):
            pattern = set()
            for j in range(n):
                if i & (1 << j):
                    pattern.update(sets[j])
            is_valid_pattern = True
            for k in range(n):
                if not any(element in sets[k] for element in pattern):
                    is_valid_pattern = False
                    break
            if is_valid_pattern:
                return True
        return False
    sets = [
        {1, 2, 3},
        {2, 3, 4},
        {3, 4, 5}
    ]
    result = has_intersection_pattern(sets)
    if result:
        print("Intersection pattern exists")
    else:
        print("Intersection pattern does not exist")
