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| #include <bits/stdc++.h> const int MAXN = 300000; const double pi2 = 2 * acos(-1.0); struct Complex { double r, i; Complex(double r = 0, double i = 0) : r(r), i(i) {} inline Complex operator + (const Complex &x) { return Complex(r + x.r, i + x.i); } inline Complex operator - (const Complex &x) { return Complex(r - x.r, i - x.i); } inline Complex operator * (const Complex &x) { return Complex(r * x.r - i * x.i, r * x.i + i * x.r); } inline Complex conj() { return Complex(r, -i); } } a[MAXN], b[MAXN]; struct FFT { int k, pos[MAXN]; inline void init(int n, int m) { for (k = 1; k <= n || k <= m; k <<= 1); k <<= 1; for (register int j = j = __builtin_ctz(k) - 1, i = 0; i < k; i++) pos[i] = pos[i >> 1] >> 1 | ((i & 1) << j); } inline void fft(Complex *a, const int n, const int t) { for (register int i = 1; i < n; i++) if (i < pos[i]) std::swap(a[i], a[pos[i]]); for (register int d = 0, m1, m2; 1 << d < n; d++) { m1 = 1 << d, m2 = m1 << 1; double tmp = pi2 / m2 * t; Complex _w(cos(tmp), sin(tmp)); for (register int i = 0; i < n; i += m2) { Complex w(1, 0); for (register int j = 0; j < m1; j++) { Complex &A = a[i + j + m1], &B = a[i + j], t = w * A; A = B - t, B = B + t, w = w * _w; } } } if (t == -1) for (register int i = 0; i < n; i++) a[i].r /= n; } inline void multiply(Complex *a, Complex *b) { fft(a, k, 1); for (register int i = 0, j; i < k; i++) j = (k - i) & (k - 1), b[i] = (a[i] * a[i] - (a[j] * a[j]).conj()) * Complex(0, -0.25); fft(b, k, -1); } } fft; const int IN_LEN = 5001000, OUT_LEN = 2000000; char ibuf[IN_LEN], obuf[OUT_LEN], *ih = ibuf, *oh = obuf; inline void read(int &x) { for (x = 0; !isdigit(*ih); ih++); while (isdigit(*ih)) x = (x << 1) + (x << 3) + ((*ih++) ^ '0'); } inline void write(int x) { static int buf[30], cnt; if (!x) *oh++ = 48; else { for (cnt = 0; x; x /= 10) buf[++cnt] = x % 10 + 48; while (cnt) *oh++ = buf[cnt--]; } } int n, m; int main() { fread(ibuf, 1, IN_LEN, stdin), read(n), n--, fft.init(n, n), m = n << 1; for (register int i = 0, j; i <= n; i++) read(j), a[i].r = j, read(j), a[n - i].i = j; fft.multiply(a, b); for (register int i = m >> 1; i <= m; i++) write(static_cast<int>(b[i].r + 0.1)), *oh++ = '\n'; fwrite(obuf, 1, oh - obuf, stdout); return 0; }
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