31 lines
456 B
C#
31 lines
456 B
C#
|
using System;
|
||
|
|
using System.Collections.Generic;
|
||
|
|
|
||
|
|
class Test
|
||
|
|
{
|
||
|
|
static IEnumerable<int> FromTo (int from, int to)
|
||
|
|
{
|
||
|
|
while (from <= to) yield return from++;
|
||
|
|
}
|
||
|
|
|
||
|
|
public static int Main ()
|
||
|
|
{
|
||
|
|
IEnumerable<int> e = FromTo (1, 10);
|
||
|
|
|
||
|
|
int i = 0;
|
||
|
|
foreach (int x in e) {
|
||
|
|
foreach (int y in e) {
|
||
|
|
i += y;
|
||
|
|
Console.Write ("{0,3} ", x * y);
|
||
|
|
}
|
||
|
|
Console.WriteLine ();
|
||
|
|
}
|
||
|
|
|
||
|
|
Console.WriteLine (i);
|
||
|
|
if (i != 550)
|
||
|
|
return i;
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
}
|