func analyzeFibLoop(initial fc.FibState, usedGlobally map[fc.FibState]bool) {
loopLength, used := initial.FindCycle()
fmt.Printf("%v loops in %d steps\n", initial, loopLength)
for k, v := range used {
usedGlobally[k] = v
}
for _, thru := range []fc.FibState{
fc.NewFibState([]uint{0, 1}, 10),
fc.NewFibState([]uint{0, 2}, 10),
fc.NewFibState([]uint{1, 0}, 10),
fc.NewFibState([]uint{2, 0}, 10),
} {
fmt.Printf("%v goes through %v: %t\n", initial, thru, used[thru])
}
fmt.Printf("%v first nonzero unused state: %v\n", initial, fc.FirstUnused(used))
}
func main() {
used := map[fc.FibState]bool{}
for state := fc.NewFibState([]uint{0, 0}, 10); !state.Equals(&fc.FibState{}); state = fc.FirstUnused(used) {
analyzeFibLoop(state, used)
}
}