#pragma GCC target("avx2")
#pragma GCC optimize("03")
#pragma GCC optimize("unroll-loops")
#include <bits/stdc++.h>
using namespace std; typedef long double ld; typedef long long ll;
typedef unsigned long long ull;
#define endl "\n"
#define FOR(i,a,b) for(int i=(a);i<=(b);i++)
#define rep(i,n) for(int i=0;i<(n);i++)
#define PII pair<int, int>
#define PLL pair<ll, ll>
#define ALL(x) (x).begin(), (x).end()
constexpr int INF=1<<30; constexpr ll LINF=1LL<<60; constexpr ll mod=1e9+7; constexpr int NIL = -1;
template<class T>inline bool chmax(T &a, const T &b) { if (a<b) { a = b; return 1; } return 0; }
template<class T>inline bool chmin(T &a, const T &b) { if (b<a) { a = b; return 1; } return 0; }
template<class T>inline int popcount(T a) {return __builtin_popcount(a);}
template<class T>inline T emod(T a, T p) { return (a%p + p) % p;}
//-------------------
int ask(int x, int y, int z) {
	int d;
	cout << "?" << " " << x << " " << y << " " << z << endl;
	cin >> d;
	return d;
}

// 回答クエリ
void answer(int x, int y, int z) {
	cout << "!" << " " << x << " " << y << " " << z << endl;
}

int main() {
    cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(15);

    auto fx = [](ld y, ld z) {
        ld left = -100; 
        ld right = 100;
        int cnt = 30;
        while(cnt--) {
            ld c1 = left + (right-left)/3;
            ld c2 = right - (right-left)/3;
            ask((int) c1, (int) y, (int) z);
            ld dc1, dc2; cin >> dc1;
            ask((int) c2, (int) y, (int) z);
            cin >> dc2;
            if(c1 > c2) left = c1;
            else right = c2;  
        }
        return left;
    }; 
    auto fy = [](ld x, ld z) {
        ld left = -100; 
        ld right = 100;
        int cnt = 30;
        while(cnt--) {
            ld c1 = left + (right-left)/3;
            ld c2 = right - (right-left)/3;
            ask((int) x, (int) c1, (int) z);
            ld dc1, dc2; cin >> dc1;
            ask((int) x, (int) c2, (int) z);
            cin >> dc2;
            if(c1 > c2) left = c1;
            else right = c2;  
        }
        return left;
    }; 
    auto fz = [](ld x, ld y) {
        ld left = -100; 
        ld right = 100;
        int cnt = 30;
        while(cnt--) {
            ld c1 = left + (right-left)/3;
            ld c2 = right - (right-left)/3;
            ask((int) x, (int) y, (int) c1);
            ld dc1, dc2; cin >> dc1;
            ask((int) x, (int) y, (int) c2);
            cin >> dc2;
            if(c1 > c2) left = c1;
            else right = c2;  
        }
        return left;
    }; 

    ld x,y,z;
    x = 0, y = 0, z = 0;
    x = fx(y,z);
    y = fy(x,z);
    z = fz(x,y);
    answer(x,y,z);
    return 0;
}