9 lines
204 B
D
9 lines
204 B
D
import std.stdio, std.math, std.algorithm, std.range;
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real rms(R)(R d) pure {
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return sqrt(d.reduce!((a, b) => a + b * b) / real(d.length));
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}
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void main() {
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writefln("%.19f", iota(1, 11).rms);
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}
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