14 lines
404 B
D
14 lines
404 B
D
import std.stdio, std.algorithm, std.range, std.array;
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auto forwardDifference(Range)(Range d, in int level) pure {
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foreach (immutable _; 0 .. level)
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d = d.zip(d.dropOne).map!(a => a[0] - a[1]).array;
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return d;
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}
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void main() {
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const data = [90.5, 47, 58, 29, 22, 32, 55, 5, 55, 73.5];
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foreach (immutable level; 0 .. data.length)
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forwardDifference(data, level).writeln;
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}
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