Submission #1986419
Source Code Expand
#include <bits/stdc++.h> namespace ac { using namespace std; } #define pb push_back using namespace std; using namespace ac; static const int32_t INF = 0x3F3F3F3F; typedef int64_t ll; namespace ac { unsigned long long xorRand() { static unsigned long long x = 123456789ULL, y = 362436069ULL, z = 521288629ULL, w = 88675123ULL; unsigned long long t = (x ^ (x << 11)); x = y; y = z; z = w; return (w = (w ^ (w >> 19ULL)) ^ (t ^ (t >> 8ULL))); } } struct Solution { void solve(std::istream& in, std::ostream& out) { ll a, b, c, ans = INF; in >> a >> b >> c; for (int i = 0; i < 10005; i++) { ll cnt = 0; ll na = a, nb = b, nc = c; ll pa = -1, pb = -1, pc = -1; while ((na & 1) == 0 && (nb & 1) == 0 && (nc & 1) == 0) { pa = na; pb = nb; pc = nc; na /= 2; nb /= 2; nc /= 2; ll ta = na, tb = nb, tc = nc; if (xorRand() & 1) { na += tb; nb += tc; nc += ta; } else { na += tc; nb += ta; nc += tb; } if (pa == na && pb == nb && pc == nc) { break; } cnt++; } ans = min(ans, cnt); } out << (ans == 0 ? -1 : ans) << '\n'; } }; void solve(std::istream& in, std::ostream& out) { out << std::setprecision(12); Solution solution; solution.solve(in, out); } #include <fstream> #include <iostream> int main() { ios_base::sync_with_stdio(0); cin.tie(0); istream& in = cin; ostream& out = cout; solve(in, out); return 0; }
Submission Info
Submission Time | |
---|---|
Task | A - Cookie Exchanges |
User | masakt |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1936 Byte |
Status | WA |
Exec Time | 3 ms |
Memory | 256 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 300 | ||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample1.txt, sample2.txt, sample3.txt |
All | sample1.txt, sample2.txt, sample3.txt, in1.txt, in10.txt, in11.txt, in2.txt, in3.txt, in4.txt, in5.txt, in6.txt, in7.txt, in8.txt, in9.txt, sample1.txt, sample2.txt, sample3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 1 ms | 256 KB |
in10.txt | WA | 1 ms | 256 KB |
in11.txt | AC | 1 ms | 256 KB |
in2.txt | WA | 1 ms | 256 KB |
in3.txt | AC | 1 ms | 256 KB |
in4.txt | AC | 3 ms | 256 KB |
in5.txt | AC | 2 ms | 256 KB |
in6.txt | AC | 2 ms | 256 KB |
in7.txt | AC | 2 ms | 256 KB |
in8.txt | AC | 2 ms | 256 KB |
in9.txt | AC | 1 ms | 256 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |
sample3.txt | AC | 1 ms | 256 KB |