from sys import stdin
def input():
    return stdin.readline().rstrip("\n")

n, k, qc = map(lambda s_: int(s_), input().split())
a = tuple(map(lambda s_: int(s_), input().split()))
from heapq import heappop, heappush
q_large = []
q_small = []

def push(x):
    heappush(q_small, -x)
    while len(q_small) > k:
        x = heappop(q_small)
        x = -x
        heappush(q_large, x)

def pop_k():
    x = heappop(q_small)
    x = -x
    while len(q_small) < k:
        nx = heappop(q_large)
        heappush(q_small, -nx)
    return x

for ai in a:
    push(ai)

for _ in range(qc):
    ty, *rem = map(lambda s_: int(s_), input().split())
    if ty == 1:
        x, = rem
        push(x)
    if ty == 2:
        y, = rem
        x = pop_k()
        push(x + y)
    if ty == 3:
        print(-q_small[0])