static object Solve()
{
var n = int.Parse(Console.ReadLine());
var ps = Array.ConvertAll(new bool[n], _ => IntV.Parse(Console.ReadLine()));
var gs = ps.GroupBy(p => p.X).OrderBy(g => g.Key).Select(g => g.OrderBy(p => p.Y).ToArray()).ToArray();
var ps_u = GetUpper();
var ps_l = GetLower();
var area2 = GetArea2(ps_u) - GetArea2(ps_l);
var lattices = 0L;
lattices += gs[0][^ 1].Y - gs[0][0].Y;
static object Solve()
{
var n = int.Parse(Console.ReadLine());
var ps = Array.ConvertAll(new bool[n], _ => IntV.Parse(Console.ReadLine()));
var r = 0;
IntV tp = (1L, 0L);
foreach (var p in ps.OrderBy(p => p - IntV.UnitX))
{
if (tp.CompareTo(p - IntV.UnitY) <= 0)
{
r++;
tp = p - IntV.UnitX;
}
}
return(r);
}
static void Main()
{
var(r, n) = Read2();
var ps = Array.ConvertAll(new bool[n], _ => Read3());
var M = 0;
var dp = new List <(int t, IntV p, int c, int M)> {
(0, new IntV(1, 1), 0, 0)
};
foreach (var(t, x, y) in ps)
{
var p = new IntV(x, y);
var c = 0;
for (int i = dp.Count - 1; i >= 0; i--)
{
var(t0, p0, c0, M0) = dp[i];
if (t - t0 > r << 1)
{
c = Math.Max(c, M0 + 1);
break;
}
if (t - t0 < (p - p0).NormL1)
{
continue;
}
c = Math.Max(c, c0 + 1);
}
if (c > 0)
{
M = Math.Max(M, c);
dp.Add((t, p, c, M));
}
}
Console.WriteLine(M);
}
static object Solve()
{
var n = int.Parse(Console.ReadLine());
var ps = Array.ConvertAll(new bool[n], _ => IntV.Parse(Console.ReadLine()));
var r = 0;
for (int i = 0; i < n; i++)
{
for (int j = i + 1; j < n; j++)
{
for (int k = j + 1; k < n; k++)
{
var v1 = ps[i] - ps[j];
var v2 = ps[i] - ps[k];
if (!IntV.IsParallel(v1, v2))
{
r++;
}
}
}
}
return(r);
}
static void Main()
{
var n = int.Parse(Console.ReadLine());
var c = NewArray2(n, n, '.');
IntV p = (0, -1);
IntV v = (0, 1);
for (int k = n - 1; k > 0; k--)
{
for (int i = 0; i < k; i++)
{
p += v;
c[p.X][p.Y] = '#';
}
v = v.Rotate270();
}
foreach (var r in c)
{
Console.WriteLine(string.Join("", r));
}
}
private string GetTextDisplay()
{
try
{
string text = null;
if (IntV > 0 || StringValue.HasValue())
{
switch (SearchType)
{
case eSearchType.None:
break;
case eSearchType.User:
var obj101 = vmMas.GetUser(StringValue);
text = obj101.FULLNAME_TH;
this.selectedrow = obj101;
break;
case eSearchType.Customer:
var obj201 = vmMas.GetCustomer(IntV.GetValueOrDefault());
text = obj201.NAME;
this.selectedrow = obj201;
break;
case eSearchType.Project:
var obj202 = vmMas.GetCustomerProject(IntV.GetValueOrDefault());
text = obj202.NAME;
this.selectedrow = obj202;
break;
case eSearchType.Instrument:
var obj303 = vmMas.GetInstrument(IntV.GetValueOrDefault());
text = obj303.NAME;
this.selectedrow = obj303;
break;
case eSearchType.MethodAnalysis:
this.selectedrow = vmMas.GetMethodAnalysis(IntV.GetValueOrDefault());
text = (this.selectedrow as sp_MAS304_GetMethodAnalysis_Result).NAME;
break;
case eSearchType.ParameterAnalysis:
this.selectedrow = vmMas.GetParameterAnalysis(IntV.GetValueOrDefault());
text = (this.selectedrow as sp_MAS305_GetParameterAnalysis_Result).NAME;
break;
case eSearchType.ToolPick:
var obj308 = vmMas.GetToolPick(IntV.GetValueOrDefault());
text = obj308.NAME;
this.selectedrow = obj308;
break;
case eSearchType.ToolAnalysis:
var obj309 = vmMas.GetToolAnalysis(IntV.GetValueOrDefault());
text = obj309.NAME;
this.selectedrow = obj309;
break;
case eSearchType.StandardLight:
var obj302 = vmMas.GetSTDLight(IntV.GetValueOrDefault());
text = obj302.ALIAS_NAME.GetValueOrDefault(obj302.NAME);
this.selectedrow = obj302;
break;
}
}
return(text);
}
catch (Exception ex)
{
throw ex;
}
}