#include using namespace std; #define rep(i, n) for (int i = 0; i < (int)(n); i++) typedef vector VI; typedef vector VVI; typedef vector VL; typedef vector VVL; typedef long long LL; #define all(a) (a).begin(), (a).end() #define Yes(n) cout << ((n) ? "Yes" : "No" ) << endl #define ALL(a) (a).begin(),(a).end() #define pb push_back int main() { int n,q;cin>>n>>q; VI A,B; if(n%2){A.pb(n);} for(int i=1;i>h; if(h){A.pb(i+1);B.pb(i);} else{A.pb(i);B.pb(i+1);} }//Aが大 int a=A[0]; int m=A.size(); for(int i=1;i>h; if(h){a=A[i];} } int b=B[0]; m=B.size(); for(int i=1;i>h; if(!h){b=B[i];} } cout<<"! "<