#!/usr/bin/ python3.8
import sys
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines
from collections import defaultdict


N, Q = map(int, readline().split())

MOD = 10 ** 16 + 61
B = 12345
H = [0] * Q

first_time = dict()
x = 0
first_time[x] = 0
for i, query in enumerate(readlines(), 1):
    if query.startswith(b'?'):
        print(first_time[x])
    else:
        L, R, K = map(int, query[2:].split())
        x += K * (pow(B, R, MOD) - pow(B, L, MOD))
        x %= MOD
        if x not in first_time:
            first_time[x] = i