#include //#include //#include //#include #define rep(i, a) for (int i = (int)0; i < (int)a; ++i) #define rrep(i, a) for (int i = (int)a - 1; i >= 0; --i) #define REP(i, a, b) for (int i = (int)a; i < (int)b; ++i) #define RREP(i, a, b) for (int i = (int)a - 1; i >= b; --i) #define repl(i, a) for (ll i = (ll)0; i < (ll)a; ++i) #define pb push_back #define eb emplace_back #define all(x) x.begin(), x.end() #define rall(x) x.rbegin(), x.rend() #define popcount __builtin_popcount #define popcountll __builtin_popcountll #define fi first #define se second using ll = long long; constexpr ll mod = 1e9 + 7; constexpr ll mod_998244353 = 998244353; constexpr ll INF = 1LL << 60; // #pragma GCC target("avx2") // #pragma GCC optimize("O3") // #pragma GCC optimize("unroll-loops") //using lll=boost::multiprecision::cpp_int; //using Double=boost::multiprecision::number>;//仮数部が1024桁 template inline bool chmin(T &a, T b) { if (a > b) { a = b; return true; } return false; } template inline bool chmax(T &a, T b) { if (a < b) { a = b; return true; } return false; } template T mypow(T x, T n, const T &p = -1) { //x^nをmodで割った余り if (p != -1) { x =(x%p+p)%p; } T ret = 1; while (n > 0) { if (n & 1) { if (p != -1) ret = (ret * x) % p; else ret *= x; } if (p != -1) x = (x * x) % p; else x *= x; n >>= 1; } return ret; } using namespace std; //using namespace atcoder; using T=tuple; void query(T a,int &x,int &y){ auto [p,q,r,s]=a; cout<>x>>y; if(x==4)exit(0); } void solve() { vectorv; setused; rep(a,7)REP(b,a+1,8)REP(c,b+1,9)REP(d,c+1,10)v.eb(a,b,c,d); int num; while(true){ int n=v.size(); int x,y; num=0; while(used.count(num))num=random()%n; query(v[num],x,y); if(x+y>=3){ break; } used.emplace(num); } { auto [p,q,r,s]=v[num]; int maxv=0; int change=p; rep(i,10){ if(q!=i&&r!=i&&s!=i){ p=i; int x,y; T t=make_tuple(p,q,r,s); query(t,x,y); if(!maxv)maxv=x+y,change=i; else if(chmax(maxv,x+y))change=i; } } get<0>(v[num])=change; p=change; maxv=0,change=q; rep(i,10){ if(p!=i&&r!=i&&s!=i){ q=i; int x,y; T t=make_tuple(p,q,r,s); query(t,x,y); if(!maxv)maxv=x+y,change=i; else if(chmax(maxv,x+y))change=i; } } get<1>(v[num])=change; q=change; maxv=0,change=r; rep(i,10){ if(p!=i&&q!=i&&s!=i){ r=i; int x,y; T t=make_tuple(p,q,r,s); query(t,x,y); if(!maxv)maxv=x+y,change=i; else if(chmax(maxv,x+y))change=i; } } get<2>(v[num])=change; r=change; maxv=0,change=s; rep(i,10){ if(p!=i&&q!=i&&r!=i){ s=i; int x,y; T t=make_tuple(p,q,r,s); query(t,x,y); if(!maxv)maxv=x+y,change=i; else if(chmax(maxv,x+y))change=i; } } get<3>(v[num])=change; s=change; } vectorope(4); auto [p,q,r,s]=v[num]; ope[0]=p,ope[1]=q,ope[2]=r,ope[3]=s; sort(all(ope)); do{ T t=make_tuple(ope[0],ope[1],ope[2],ope[3]); int x,y; query(t,x,y); }while(next_permutation(all(ope))); } int main() { // ios::sync_with_stdio(false); // cin.tie(nullptr); cout << fixed << setprecision(15); solve(); return 0; }