#include using namespace std; typedef long long ll; typedef long double ld; typedef pair Pii; typedef pair Pil; typedef pair Pll; typedef pair Pli; typedef vector> Mat; #define fi first #define se second const ll MOD = 1e9 + 7; const ll MOD2 = 998244353; const ll MOD3 = 1812447359; const ll INF = 1ll << 62; const double PI = 2 * asin(1); void yes() { printf("yes\n"); } void no() { printf("no\n"); } void Yes() { printf("Yes\n"); } void No() { printf("No\n"); } void YES() { printf("YES\n"); } void NO() { printf("NO\n"); } const ll p = 67; bool visited[67][67][67][67]; void solve(int a, int b, int c, int d) { for (int i = 1; i <= p; i++) { visited[(a * i) % p][(b * i) % p][(c * i) % p][(d * i) % p] = true; } return; } Mat mat_resize(int a, int b) { Mat ans; ans.resize(a); for (int i = 0; i < a; i++) { ans[i].resize(b); } return ans; } Mat mat_calc(Mat a, Mat b) { Mat ans = mat_resize(a.size(), b.size()); for (int i = 0; i < a.size(); i++) { for (int j = 0; j < b.size(); j++) { for (int k = 0; k < a[0].size(); k++) { ans[i][j] += a[i][k] * b[j][k]; ans[i][j] %= 67; } } } return ans; } int main() { Mat a = mat_resize(2, 2), b = mat_resize(2, 2); for (int i = 0; i < 2; i++) { for (int j = 0; j < 2; j++) { cin >> a[i][j]; } } for (int i = 0; i < 2; i++) { for (int j = 0; j < 2; j++) { cin >> b[i][j]; } } for (int i = 0; i < p; i++) { for (int ii = 0; ii < p; ii++) { for (int j = 0; j < p; j++) { for (int jj = 0; jj < p; jj++) { if (i * jj - ii * j == 0) { continue; } if (visited[i][ii][j][jj]) { continue; } Mat now = {{i, ii}, {j, jj}}; if (mat_calc(now, a) == mat_calc(b, now)) { Yes(); return 0; } solve(i, ii, j, jj); } } } } No(); return 0; }