static void Main()
{
Console.SetOut(new System.IO.StreamWriter(Console.OpenStandardOutput())
{
AutoFlush = false
});
var h = Read();
var n = h[0];
var a = Read();
var st = new ST_RUSQ(n, a);
for (int k = 0; k < h[1]; k++)
{
var q = Read();
if (q[0] == 0)
{
st.Set(q[1], q[2], (q[3], q[4]));
}
else
{
Console.WriteLine(st.Get(q[1], q[2]));
}
}
Console.Out.Flush();
}
static void Main()
{
Console.SetOut(new System.IO.StreamWriter(Console.OpenStandardOutput())
{
AutoFlush = false
});
var h = Read();
var n = h[0];
var st = new ST_RUSQ(n);
st.Set(0, n, 1);
for (int k = 0; k < h[1]; k++)
{
var q = Read();
st.Set(q[0] - 1, q[1], q[2]);
Console.WriteLine(st.Get(0, n));
}
Console.Out.Flush();
}
static void Main()
{
var r = new List <long>();
var h = Read();
var n = h[0];
var st = new ST_RUSQ(n);
for (int i = 0; i < h[1]; i++)
{
var q = Read();
if (q[0] == 0)
{
st.Set(q[1], q[2] + 1, q[3]);
}
else
{
r.Add(st.Get(q[1], q[2] + 1));
}
}
Console.WriteLine(string.Join("\n", r));
}
