import std.stdio, std.range;
void main() {
auto D = [90.5, 47, 58, 29, 22, 32, 55, 5, 55, 73.5];
auto R = recurrence!q{(a[n-1].dup[] -= a[n-1][1..$])[0..$-1]}(D);
foreach (di; take(R, D.length))
writeln(di);
}