#include #define EPS 1e-9 #define INF 1070000000LL #define MOD 1000000007LL #define fir first #define foreach(it,X) for(auto it=(X).begin();it!=(X).end();it++) #define numa(x,a) for(auto x: a) #define ite iterator #define mp make_pair #define rep(i,n) rep2(i,0,n) #define rep2(i,m,n) for(int i=m;i<(n);i++) #define pb push_back #define pf push_front #define sec second #define sz(x) ((int)(x).size()) #define ALL( c ) (c).begin(), (c).end() #define gcd(a,b) __gcd(a,b) #define mem(x,n) memset(x,n,sizeof(x)) #define endl "\n" using namespace std; template void deploy(std::ostream &os, const TUPLE &tuple){} template void deploy(std::ostream &os, const TUPLE &t){ os << (POS == 0 ? "" : ", ") << get(t); deploy(os, t); } template std::ostream& operator<<(std::ostream &os, std::pair &p){ os << "(" << p.first <<", " << p.second <<")";return os; } template std::ostream& operator<<(std::ostream &os, std::vector &v){ int remain = v.size(); os << "{"; for(auto e: v) os << e << (--remain == 0 ? "}" : ", "); return os; } template std::ostream& operator<<(std::ostream &os, std::set &v){ int remain = v.size(); os << "{"; for(auto e: v) os << e << (--remain == 0 ? "}" : ", "); return os; } template std::ostream& operator<<(std::ostream &os, std::map &mp){ int remain = mp.size(); os << "{"; for(auto e: mp) os << "(" << e.first << " -> " << e.second << ")" << (--remain == 0 ? "}" : ", "); return os; } #define DEBUG1(var0) { std::cerr << (#var0) << "=" << (var0) << endl; } #define DEBUG2(var0, var1) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG1(var1); } #define DEBUG3(var0, var1, var2) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG2(var1,var2); } #define DEBUG4(var0, var1, var2, var3) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG3(var1,var2,var3); } using ll = long long; int board[5][5]; const int M = 4; inline int calc(int i, int j){ if (i == 3 && j == 3) { return 0; } return i * 4 + j + 1; } bool complete(){ rep(i,M){ rep(j,M){ if (board[i][j] == calc(i,j)) { ; }else{ //DEBUG3(i,j,calc(i,j)); return false; } } } return true; } pair now; bool move(){ int dx[] = {-1,0,0,1}; int dy[] = {0,-1,1,0}; auto dem = calc(now.fir, now.sec); rep(i,4){ auto nx = now.fir + dx[i]; auto ny = now.sec + dy[i]; if (0 <= nx && nx < M && 0 <= ny && ny < M) { if (board[nx][ny] == dem) { swap(board[nx][ny], board[now.fir][now.sec]); now = mp(nx,ny); return true; } } } return false; } int main() { cin.tie(0); ios_base::sync_with_stdio(0); rep(i,M){ rep(j,M){ cin >> board[i][j]; if (board[i][j] == 0) { now = mp(i,j); } } } while(1){ if (complete()) { cout << "Yes\n"; return 0; } if (!move()){ break; } //DEBUG1(now); } cout << "No\n"; return 0; }