from Kth_largest import KthLargest

def main(input_1, input_2):
    result = []
    kth_largest_element = KthLargest(input_2[0][0], input_2[0][1])
    result.append(None)
    for i in range(1, len(input_1)):
        if input_1[i] == "add":
            res = kth_largest_element.add(input_2[i][0])
            result.append(res)

    return result