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Time for an 2014 update…

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Ingy döt Net 2014-01-17 05:32:22 +00:00
parent 372c577f83
commit 09687c4926
2520 changed files with 34227 additions and 7318 deletions
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10
Task/Forward-difference/D/forward-difference-2.d
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@ -1,13 +1,13 @@
import std.stdio, std.algorithm, std.range, std.array;
auto forwardDifference(Range)(Range d, in int level) {
foreach (_; 0 .. level)
d = zip(d[1 .. $], d).map!q{ a[0] - a[1] }().array();
foreach (immutable _; 0 .. level)
d = d.zip(d.dropOne).map!(a => a[0] - a[1]).array;
return d;
}
void main() {
auto data = [90.5, 47, 58, 29, 22, 32, 55, 5, 55, 73.5];
foreach (level; 0 .. data.length)
writeln(forwardDifference(data, level));
const data = [90.5, 47, 58, 29, 22, 32, 55, 5, 55, 73.5];
foreach (immutable level; 0 .. data.length)
forwardDifference(data, level).writeln;
}