Citadel OA

import math
def min_operations(executionTime, x, y):
    def can_complete_in_k_operations(K):
        total_major_operations = 0
        for time in executionTime:
            if time <= y * K:
                major_needed = 0
            else:
                time_remaining_after_minor_ops = time - y * K
                major_needed = math.ceil((time_remaining_after_minor_ops) / (x - y))
            total_major_operations += major_needed
            if total_major_operations > K:
                return False
        return total_major_operations <= K

    low, high = 1, max(executionTime) // y
    while low <= high:
        mid = (low + high) // 2
        if can_complete_in_k_operations(mid):
            high = mid - 1
        else:
            low = mid + 1
    return low