N, Q = map(int, input().split())
m = {}
l = []
a = N

for _ in range(Q):
    q = input().split()
    t = int(q[0])
    if t == 1:
        s, r = q[1], int(q[2])
        m[s] = {'r': r, 'u': False}
        if len(m) > a:
            sm = sorted(m.items(), key=lambda x: (-x[1]['u'], -x[1]['r'], x[0]))
            ms = {n: i for n, i in sm[:a]}
            ml = [n for n in m if n not in ms]
            l.extend(sorted(ml, key=lambda x: (m[x]['r'], x)))
            m = ms
    elif t == 2:
        x = int(q[1])
        a -= x
        if len(m) > a:
            sm = sorted(m.items(), key=lambda x: (-x[1]['u'], -x[1]['r'], x[0]))
            ms = {n: i for n, i in sm[:a]}
            ml = [n for n in m if n not in ms]
            l.extend(sorted(ml, key=lambda x: (m[x]['r'], x)))
            m = ms
    elif t == 3:
        s, x = q[1], int(q[2])
        a += x
        if s in m:
            m[s]['u'] = True

print("\n".join(l))