mirror of
https://github.com/golang/go
synced 2024-11-12 00:20:22 -07:00
62 lines
973 B
Go
62 lines
973 B
Go
// $G $F.go && $L $F.$A && ./$A.out
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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type T chan uint64;
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func M(f uint64) (in, out *T) {
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in = new(T, 100);
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out = new(T, 100);
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go func(in, out *T, f uint64) {
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for {
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out -< f * <- in;
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}
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}(in, out, f);
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return in, out;
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}
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func min(xs *[]uint64) uint64 {
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m := xs[0];
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for i := 1; i < len(xs); i++ {
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if xs[i] < m {
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m = xs[i];
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}
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}
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return m;
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}
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func main() {
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F := []uint64{2, 3, 5};
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const n = len(F);
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x := uint64(1);
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ins := new([]*T, n);
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outs := new([]*T, n);
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xs := new([]uint64, n);
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for i := 0; i < n; i++ {
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ins[i], outs[i] = M(F[i]);
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xs[i] = x;
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}
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for i := 0; i < 100; i++ {
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t := min(xs);
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for i := 0; i < n; i++ {
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ins[i] -< x;
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}
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for i := 0; i < n; i++ {
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if xs[i] == x { xs[i] = <- outs[i]; }
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}
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x = min(xs);
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print(x, "\n");
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}
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sys.exit(0);
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}
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