void Calc()
{
int N = re.i();
int[] B = re.ia();
int Q = re.i();
Data[] D = new Data[Q];
for (int i = 0; i < Q; i++)
{
D[i] = new Data(re.i() - 1, re.i() - 1);
}
Array.Sort(D, (x, y) => (x.l - y.l));
SegTree Seg = new SegTree(N + 1, this);
for (int i = 2 * N; i >= 0; i--)
{
if (i >= Seg.segf)
{
Seg.X[i] = Seg.ToPoint(i) == 0 ? 0 : 10000000;
}
else
{
int sl = i * 2 + 1;
int sr = i * 2 + 2;
Seg.X[i] = Math.Min(Seg.X[sl], Seg.X[sr]);
}
}
int p = 0;
{
while (p < Q && D[p].l == 0)
{
Seg.Change(D[p].r + 1, 0);
p++;
}
}
for (int i = 0; i < N; i++)
{
if (i != 0)
{
Seg.Change(i, Seg.Min(i - 1, i));
}
if (B[i] == 1)
{
Seg.Add(i, i, 1);
}
else
{
Seg.Add(i + 1, N, 1);
}
while (p < Q && D[p].l == i + 1)
{
Seg.Change(D[p].r + 1, Seg.Min(i, D[p].r + 1));
p++;
}
}
sb.Append(Seg.Min(N - 1, N) + "\n");
}
void Calc()
{
int N = re.i();
int[] white = new int[N];
int[] black = new int[N];
for (int i = 0; i < 2 * N; i++)
{
if (re.s() == "W")
{
white[re.i() - 1] = i;
}
else
{
black[re.i() - 1] = i;
}
}
long[,] DP = new long[N + 1, N + 1];
for (int i = 0; i <= N; i++)
{
SegTree Seg = new SegTree(2 * N, this);
for (int j = 0; j < i; j++)
{
Seg.Add(white[j]);
}
for (int j = 0; j <= N; j++)
{
if (i == 0 & j == 0)
{
DP[i, j] = 0;
}
else if (i == 0)
{
DP[i, j] = DP[i, j - 1] + Seg.Sum(black[j - 1] + 1, 2 * N - 1);
Seg.Add(black[j - 1]);
}
else if (j == 0)
{
DP[i, j] = DP[i - 1, j] + Seg.Sum(white[i - 1] + 1, 2 * N - 1);
}
else
{
Seg.Add(black[j - 1]);
DP[i, j] = Math.Min(DP[i - 1, j] + Seg.Sum(white[i - 1] + 1, 2 * N - 1), DP[i, j - 1] + Seg.Sum(black[j - 1] + 1, 2 * N - 1));
}
}
}
sb.Append(DP[N, N] + "\n");
}
void Calc()
{
string[] str = Console.ReadLine().Split(' ');
int N = int.Parse(str[0]);
int M = int.Parse(str[1]);
Data[] D = new Data[N];
for (int i = 0; i < N; i++)
{
str = Console.ReadLine().Split(' ');
D[i] = new Data(int.Parse(str[0]), int.Parse(str[1]));
}
Array.Sort(D, (x, y) => (x.space - y.space));
SegTree Seg = new SegTree(M + 1, this);
int p = 0;
for (int i = 1; i <= M; i++)
{
int count;
while (p < N && D[p].space < i)
{
Seg.Add(D[p].l, D[p].r);
p++;
}
count = N - p;
for (int j = i; j <= M; j += i)
{
count += Seg.Get(j);
}
sb.Append(count + "\n");
}
}
void Calc()
{
string[] str = Console.ReadLine().Split(' ');
int N = int.Parse(str[0]);
long K = int.Parse(str[1]);
long[] A = new long[N];
for (int i = 0; i < N; i++)
{
A[i] = int.Parse(Console.ReadLine()) - K;
}
N++;
long[] sum = new long[N];
for (int i = 1; i < N; i++)
{
sum[i] = sum[i - 1] + A[i - 1];
}
long[] B = new long[N];
int[] C = new int[N];
for (int i = 0; i < N; i++)
{
B[i] = sum[i];
C[i] = i;
}
Array.Sort(C, (x, y) => (B[x] > B[y] ? 1 : (B[x] == B[y] ? (x > y ? 1 : (x == y ? 0 : -1)) : -1)));
SegTree Seg = new SegTree(N, this);
long count = 0;
for (int i = N - 1; i >= 0; i--)
{
count += Seg.Sum(C[i], N - 1);
Seg.Add(C[i]);
}
sb.Append(count + "\n");
}
bool check(int D)
{
SegTree Seg = new SegTree(2 * N);
for (int i = 0; i < N; i++)
{
Seg.Add(Seg.ToLeaf(Q[i]), Seg.ToLeaf(Q[i + N]), true, true);
}
for (int i = Seg.segf - 1; i >= 0; i--)
{
int sl = i * 2 + 1;
int sr = i * 2 + 2;
Seg.Add(i, sl, true, false);
Seg.Add(i, sr, true, false);
}
for (int i = 0; i < 2 * N - 1; i++)
{
int Pi = P[i] >= N ? Y[P[i] - N] : X[P[i]];
int bf = i;
int bl = 2 * N - 1;
while (bf != bl)
{
int bc = (bf + bl + 1) / 2;
if (Pi + D > (P[bc] >= N ? Y[P[bc] - N] : X[P[bc]]))
{
bf = bc;
}
else
{
bl = bc - 1;
}
}
if (bl != i)
{
Seg.Add(i + 1, bl, i);
}
}
TwoSatSolver T = new TwoSatSolver(4 * N - 1, Seg.vs.ToArray(), Seg.us.ToArray(), Seg.vb.ToArray(), Seg.ub.ToArray());
return(T.Answer());
}
public void Add(SegTree S, long M)
{
if (l == null && r == null)
{
S.Add(p, count * M % Define.mod);
}
if (l != null)
{
l.Add(S, M);
}
if (r != null)
{
r.Add(S, M);
}
}
void Calc()
{
string[] str = Console.ReadLine().Split(' ');
int N = int.Parse(str[0]);
int M = int.Parse(str[1]);
int[] L = new int[N];
int[] R = new int[N];
int[] C = new int[N];
for (int i = 0; i < N; i++)
{
str = Console.ReadLine().Split(' ');
L[i] = int.Parse(str[0]);
R[i] = int.Parse(str[1]);
C[i] = i;
}
Array.Sort(C, (x, y) => (R[y] - R[x]));
int count = Math.Max(N - M, 0);
SegTree Seg = new SegTree(M + 2, this);
for (int i = 2 * M + 2; i >= 0; i--)
{
if (i >= Seg.segf)
{
Seg.Z[i] = -Seg.ToPoint(i);
}
else
{
int sl = i * 2 + 1;
int sr = i * 2 + 2;
Seg.Z[i] = Math.Max(Seg.Z[sl], Seg.Z[sr]);
}
}
int p = 0;
for (int i = M; i >= 0; i--)
{
while (p < N && R[C[p]] >= i + 1)
{
Seg.Add(L[C[p]], M + 1);
p++;
}
int A = Seg.Max(0, i) - (M - i);
count = Math.Max(count, A);
}
sb.Append(count + "\n");
}
SegTree Merge(SegTree F, SegTree T)
{
if (F.size >= T.size)
{
long FT = T.AddRight(F);
long TF = T.AddLeft(F);
F.c1 = (F.c1 + T.c1 + FT) % Define.mod;
F.c2 = (F.c2 + T.c2 + FT + TF) % Define.mod;
T.Add(F);
return(F);
}
else
{
long FT = F.AddLeft(T);
long TF = F.AddRight(T);
T.c1 = (F.c1 + T.c1 + FT) % Define.mod;
T.c2 = (F.c2 + T.c2 + FT + TF) % Define.mod;
F.Add(T);
return(T);
}
}
void Calc()
{
string[] str = Console.ReadLine().Split(' ');
N = int.Parse(str[0]);
M = int.Parse(str[1]);
str = Console.ReadLine().Split(' ');
A = new int[N];
for (int i = 0; i < N; i++)
{
A[i] = int.Parse(str[i]);
}
SegTree Seg = new SegTree(M + 2, this);
for (int i = 0; i < N - 1; i++)
{
if (A[i] < A[i + 1])
{
Seg.Add(A[i] + 1, A[i + 1], A[i + 1] + 1, -1);
Seg.Add(A[i + 1] + 1, M + 1, A[i + 1] - A[i], 0);
Seg.Add(0, A[i], A[i + 1] - A[i], 0);
}
else
{
Seg.Add(A[i + 1] + 1, A[i], A[i + 1] - A[i] + M, 0);
Seg.Add(A[i] + 1, M + 1, A[i + 1] + 1 + M, -1);
Seg.Add(0, A[i + 1], A[i + 1] + 1, -1);
}
}
long count = 1000000000000;
for (int i = 1; i <= M; i++)
{
count = Math.Min(Seg.Get(i), count);
}
sb.Append(count + "\n");
}
void Calc()
{
string[] str = Console.ReadLine().Split(' ');
int N = int.Parse(str[0]);
long K = int.Parse(str[1]);
long[] L = new long[N];
long[] R = new long[N];
int eN = 0;
long sum = 0;
{
for (int i = 0; i < N; i++)
{
str = Console.ReadLine().Split(' ');
long D = int.Parse(str[0]);
bool b = int.Parse(str[1]) == 1;
if (b && 2 * D > K)
{
sb.Append("-1\n");
return;
}
if (b)
{
L[eN] = K - (((sum + 2 * D) % K) == 0 ? K : ((sum + 2 * D) % K));
R[eN] = K - ((sum % K) == 0 ? K : sum % K);
eN++;
}
sum += 2 * D;
}
}
long[] DPL = new long[eN];
long[] DPR = new long[eN];
long[] Points = new long[2 * eN];
int[] A = new int[2 * eN];
for (int i = 0; i < eN; i++)
{
Points[2 * i] = L[i];
Points[2 * i + 1] = R[i];
A[2 * i] = 2 * i;
A[2 * i + 1] = 2 * i + 1;
}
Array.Sort(Points, A);
int[] B = new int[2 * eN];
for (int i = 0; i < 2 * eN; i++)
{
B[A[i]] = i;
}
SegTree Seg = new SegTree(2 * eN, this);
for (int i = 4 * eN - 2; i >= 0; i--)
{
Seg.X[i] = eN;
}
for (int i = eN - 1; i >= 0; i--)
{
int lp = B[2 * i];
int rp = B[2 * i + 1];
int gL = Seg.Get(lp);
DPL[i] = gL == eN ? 0 : DPR[gL] + (K + Points[B[2 * gL + 1]] - Points[lp]) % K;
int gR = Seg.Get(rp);
DPR[i] = gR == eN ? 0 : DPR[gR] + (K + Points[B[2 * gR + 1]] - Points[rp]) % K;
int bf = 0;
int bl = 2 * eN;
long C = Points[B[2 * i]];
while (bf != bl)
{
int bc = (bf + bl) / 2;
if (bc == 2 * eN || C < Points[bc])
{
bl = bc;
}
else
{
bf = bc + 1;
}
}
int l = bf;
bf = -1;
bl = 2 * eN - 1;
C = Points[B[2 * i + 1]];
while (bf != bl)
{
int bc = (bf + bl + 1) / 2;
if (bc == -1 || C > Points[bc])
{
bf = bc;
}
else
{
bl = bc - 1;
}
}
int r = bf;
if (Points[lp] < Points[rp])
{
if (l <= r)
{
Seg.Add(i, l, r);
}
}
else
{
if (l != 2 * eN)
{
Seg.Add(i, l, 2 * eN - 1);
}
if (r != -1)
{
Seg.Add(i, 0, r);
}
}
}
for (int i = 4 * eN - 2; i >= 0; i--)
{
Seg.X[i] = eN;
}
long min = DPR[0];
for (int i = 0; i < eN; i++)
{
int lp = B[2 * i];
int rp = B[2 * i + 1];
int gL = Seg.Get(lp);
if (gL == eN)
{
min = Math.Min(min, DPL[i]);
}
int gR = Seg.Get(rp);
if (gR == eN)
{
min = Math.Min(min, DPR[i]);
}
int bf = 0;
int bl = 2 * eN;
long C = Points[B[2 * i]];
while (bf != bl)
{
int bc = (bf + bl) / 2;
if (bc == 2 * eN || C < Points[bc])
{
bl = bc;
}
else
{
bf = bc + 1;
}
}
int l = bf;
bf = -1;
bl = 2 * eN - 1;
C = Points[B[2 * i + 1]];
while (bf != bl)
{
int bc = (bf + bl + 1) / 2;
if (bc == -1 || C > Points[bc])
{
bf = bc;
}
else
{
bl = bc - 1;
}
}
int r = bf;
if (Points[lp] < Points[rp])
{
if (l <= r)
{
Seg.Add(0, l, r);
}
}
else
{
if (l != 2 * eN)
{
Seg.Add(0, l, 2 * eN - 1);
}
if (r != -1)
{
Seg.Add(0, 0, r);
}
}
}
sb.Append((min + sum) + "\n");
}
void Calc()
{
string[] str = Console.ReadLine().Split(' ');
long x1 = int.Parse(str[0]);
long y1 = int.Parse(str[1]);
long x2 = int.Parse(str[2]);
long y2 = int.Parse(str[3]);
int N = int.Parse(Console.ReadLine());
double count;
if (x1 == x2)
{
bool b = false;
for (int i = 0; i < N; i++)
{
str = Console.ReadLine().Split(' ');
long X = int.Parse(str[0]);
if (x1 == X)
{
long Y = int.Parse(str[1]);
if (Math.Min(y1, y2) < Y && Y < Math.Max(y1, y2))
{
b = true;
}
break;
}
}
count = (Math.Max(y1, y2) - Math.Min(y1, y2)) * 100 + (b ? (20 * (Math.PI / 2 - 1)) : 0);
}
else if (y1 == y2)
{
bool b = false;
for (int i = 0; i < N; i++)
{
str = Console.ReadLine().Split(' ');
long Y = int.Parse(str[1]);
if (y1 == Y)
{
long X = int.Parse(str[0]);
if (Math.Min(x1, x2) < X && X < Math.Max(x1, x2))
{
b = true;
}
break;
}
}
count = (Math.Max(x1, x2) - Math.Min(x1, x2)) * 100 + (b ? (20 * (Math.PI / 2 - 1)) : 0);
}
else
{
long[] xp = new long[N];
long[] yp = new long[N];
for (int i = 0; i < N; i++)
{
str = Console.ReadLine().Split(' ');
long X = int.Parse(str[0]);
if (x1 > x2)
{
X = 100000000 - 1 - X;
}
long Y = int.Parse(str[1]);
if (y1 > y2)
{
Y = 100000000 - 1 - Y;
}
xp[i] = X;
yp[i] = Y;
}
if (x1 > x2)
{
x1 = 100000000 - 1 - x1;
x2 = 100000000 - 1 - x2;
}
if (y1 > y2)
{
y1 = 100000000 - 1 - y1;
y2 = 100000000 - 1 - y2;
}
long[] DX;
long[] DY;
Compression YC;
{
List <long> LX = new List <long>();
List <long> LY = new List <long>();
for (int i = 0; i < N; i++)
{
if (x1 <= xp[i] && xp[i] <= x2 && y1 <= yp[i] && yp[i] <= y2)
{
LX.Add(xp[i]);
LY.Add(yp[i]);
}
}
DX = LX.ToArray();
DY = LY.ToArray();
YC = new Compression(LY.ToArray());
}
Array.Sort(DX, DY);
if (DY.Length != 0)
{
bool b1 = (DY[0] == y1 && DY[DY.Length - 1] == y2);
bool b2 = (DX[0] == x1 && DX[DX.Length - 1] == x2);
for (int i = 1; i < DY.Length; i++)
{
b2 &= DX[i] == DX[i - 1] + 1 && DY[i] > DY[i - 1];
b1 &= DY[i] == DY[i - 1] + 1;
}
SegTree Seg = new SegTree(YC.size, this);
for (int i = 0; i < DY.Length; i++)
{
int YP = YC.ToPoint(DY[i]);
Seg.Add(YP, Seg.Max(0, YP) + 1);
}
count = (y2 - y1 + x2 - x1) * 100 - (20 - 5 * Math.PI) * Seg.Max(0, YC.size - 1) + ((b1 || b2) ? 5 * Math.PI : 0);
}
else
{
count = (y2 - y1 + x2 - x1) * 100;
}
}
sb.Append(count + "\n");
}