#include using namespace std; #define lp(i, a, b) for (int i = (int)(a); i < (int)(b); i++) #define rep(i, n) lp(i, 0, n) #define rlp(i, a, b) for (int i = (int)(b) - 1; i >= (int)(a); i--) #define rrep(i, n) rlp(i, 0, n) #define mp make_pair #define mt make_tuple #define pb push_back #define eb emplace_back #define all(c) begin(c), end(c) const int dx[] = {-1, 0, 1, 0}; const int dy[] = {0, -1, 0, 1}; typedef long long ll; typedef unsigned long long ull; template inline void unique(T &c){ sort(all(c)); c.erase(unique(all(c)), end(c)); } int a[4][4]; int t[4][4] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 0}; int main() { rep(i, 4) rep(j, 4) cin >> a[i][j]; int x, y; rep(i, 4) rep(j, 4){ if (a[i][j] == 0){ x = i, y = j; } } while (true){ bool update = false; for (int d = 0; d < 4; d++){ int nx = x + dx[d]; int ny = y + dy[d]; if (nx < 0 || nx >= 4 || ny < 0 || ny >= 4) continue; if (a[nx][ny] == t[x][y]){ swap(a[nx][ny], a[x][y]); x = nx, y = ny; update = true; break; } } if (!update) break; } if (vector(*a, *a + 16) == vector(*t, *t + 16)){ cout << "Yes\n"; } else cout << "No\n"; }