36 lines
665 B
D
36 lines
665 B
D
import std.stdio;
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void main() {
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driver(77444, -12, 0);
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driver("lions, tigers, and", "bears, oh my!", "(from the \"Wizard of OZ\")");
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}
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void driver(T)(T x, T y, T z) {
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writeln("BEFORE: x=[", x, "]; y=[", y, "]; z=[", z, "]");
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sort3Var(x,y,z);
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writeln("AFTER: x=[", x, "]; y=[", y, "]; z=[", z, "]");
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}
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void sort3Var(T)(ref T x, ref T y, ref T z)
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out {
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assert(x<=y);
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assert(x<=z);
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assert(y<=z);
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}
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body {
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import std.algorithm : swap;
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if (x < y) {
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if (z < x) {
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swap(x,z);
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}
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} else if (y < z) {
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swap(x,y);
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} else {
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swap(x,z);
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}
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if (z<y) {
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swap(y,z);
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}
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}
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