diff options
Diffstat (limited to 'math/cycleDetection.cpp')
| -rw-r--r-- | math/cycleDetection.cpp | 16 |
1 files changed, 0 insertions, 16 deletions
diff --git a/math/cycleDetection.cpp b/math/cycleDetection.cpp deleted file mode 100644 index 621af82..0000000 --- a/math/cycleDetection.cpp +++ /dev/null @@ -1,16 +0,0 @@ -void cycleDetection(ll x0, function<ll(ll)> f) { - ll a = x0, b = f(x0), length = 1; - for (ll power = 1; a != b; b = f(b), length++) { - if (power == length) { - power *= 2; - length = 0; - a = b; - }} - ll start = 0; - a = x0; b = x0; - for (ll i = 0; i < length; i++) b = f(b); - while (a != b) { - a = f(a); - b = f(b); - start++; -}} |
