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Tina Müller 2016-12-05 23:44:36 +01:00
parent 9dc3c2bb62
commit bba7bfd280
13208 changed files with 134745 additions and 0 deletions
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20
Task/Spiral-matrix/Sidef/spiral-matrix.sidef Normal file
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func spiral(n) {
var (x, y, dx, dy, a) = (0, 0, 1, 0, []);
{ |i|
a[y][x] = i;
var (nx, ny) = (x+dx, y+dy);
( if (dx == 1 && (nx == n || a[ny][nx]!=nil)) { [ 0, 1] }
elsif (dy == 1 && (ny == n || a[ny][nx]!=nil)) { [-1, 0] }
elsif (dx == -1 && (nx < 0 || a[ny][nx]!=nil)) { [ 0, -1] }
elsif (dy == -1 && (ny < 0 || a[ny][nx]!=nil)) { [ 1, 0] }
else { [dx, dy] }
) » (\dx, \dy);
x = x+dx;
y = y+dy;
} * n**2;
return a;
}
spiral(5).each { |row|
row.map {"%3d" % _}.join(' ').say;
}