#!/usr/bin/env python3
import random

w, h = map(int, input().split())
xs, highest_x, highest_y = list(range(1, w + 1)), 1, 1
random.shuffle(xs)
for x in xs:
    print(f"? {x} {min(highest_y, h)}")
    if input() == "building":
        low, high = highest_y + 1, h + 1
        while low < high:
            mid = (low + high) // 2
            print(f"? {x} {mid}")
            if input() == "building": low = mid + 1
            else: high = mid
        highest_x, highest_y = x, high
print(f"! {highest_x} {highest_y - 1}")