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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#803182#9868. GCDucup-team5234#TL 12ms3864kbC++233.2kb2024-12-07 16:19:572024-12-07 16:19:57

Judging History

你现在查看的是最新测评结果

  • [2024-12-07 16:19:57]
  • 评测
  • 测评结果:TL
  • 用时:12ms
  • 内存:3864kb
  • [2024-12-07 16:19:57]
  • 提交

answer

#include <bits/stdc++.h>

using namespace std;
#define SZ(x) (int) (x).size()
#define REP(i, n) for(int i = 0; i < (n); i++)
#define FOR(i, a, b) for(auto i = (a); i < (b); i++)
#define For(i, a, b, c) \
	for(auto i = (a); i != (b); i += (c))
#define REPR(i, n) for(auto i = (n) - 1; i >= 0; i--)
#define ALL(s) (s).begin(), (s).end()
#define so(V) sort(ALL(V))
#define rev(V) reverse(ALL(V))
#define uni(v) v.erase(unique(ALL(v)), (v).end())
#define eb emplace_back

typedef unsigned long long ull;
typedef long long ll;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<bool> vb;
typedef vector<vi> vvi;
typedef vector<vll> vvll;
typedef pair<int, int> PI;
typedef pair<ll, ll> PL;
const double EPS = 1e-6;
const int MOD = 1e9 + 7;
const int INF = (1 << 30);
const ll LINF = 1e18;
const double math_PI = acos(-1);

template<typename T>
vector<T> make_v(size_t a) {
	return vector<T>(a);
}

template<typename T, typename... Ts>
auto make_v(size_t a, Ts... ts) {
	return vector<decltype(make_v<T>(ts...))>(
		a, make_v<T>(ts...));
}

template<typename T, typename V>
typename enable_if<is_class<T>::value == 0>::type fill_v(
	T &t, const V &v) {
	t = v;
}

template<typename T, typename V>
typename enable_if<is_class<T>::value != 0>::type fill_v(
	T &t, const V &v) {
	for(auto &e: t) fill_v(e, v);
}

template<class T>
bool chmax(T &a, const T &b) {
	if(a < b) {
		a = b;
		return true;
	}
	return false;
}

template<class T>
bool chmin(T &a, const T &b) {
	if(a > b) {
		a = b;
		return true;
	}
	return false;
}

template<typename S, typename T>
istream &operator>>(istream &is, pair<S, T> &p) {
	cin >> p.first >> p.second;
	return is;
}

template<typename T>
istream &operator>>(istream &is, vector<T> &vec) {
	for(T &x: vec) is >> x;
	return is;
}

template<typename T>
string join(vector<T> &vec, string splitter) {
	stringstream ss;
	REP(i, SZ(vec)) {
		if(i != 0) ss << splitter;
		ss << vec[i];
	}
	return ss.str();
}

template<typename T>
ostream &operator<<(ostream &os, vector<T> &vec) {
	os << join(vec, " ");
	return os;
}

#ifdef LOCAL
#include "./cpp-dump/dump.hpp"
#include "./cpp-dump/mytypes.hpp"
#define dump(...) cpp_dump(__VA_ARGS__)
namespace cp = cpp_dump;
#else
#define dump(...)
#define preprocess(...)
#define CPP_DUMP_SET_OPTION(...)
#define CPP_DUMP_DEFINE_EXPORT_OBJECT(...)
#define CPP_DUMP_DEFINE_EXPORT_ENUM(...)
#define CPP_DUMP_DEFINE_DANGEROUS_EXPORT_OBJECT(...)
#endif

int main() {
	cin.tie(nullptr);
	ios::sync_with_stdio(false);
	
	int t;
	cin >> t;
	while(t--) {
		ll x, y;
		cin >> x >> y;
        ll th = 4, d = 1;
        while(d < x) {
            th += 2;
            d *= 2; 
        }
        vector<map<ll, ll>> mp(5001);
        auto dfs = [&](auto &&dfs, ll a, ll b, int step = 0) -> ll {
            if(a == 0 || b == 0) return 1;
            if(step > th) return ll(1e9);
            ll g = gcd(a, b);
            return min(dfs(dfs, a / g - 1, b / g, step + 1),
                                    dfs(dfs, a / g, b / g - 1, step + 1))
                + 1;
        };
		cout << dfs(dfs, x, y) << endl;
	}
	return 0;
}

詳細信息

Test #1:

score: 100
Accepted
time: 1ms
memory: 3864kb

input:

3
3 4
12 20
114 514

output:

3
4
6

result:

ok 3 lines

Test #2:

score: 0
Accepted
time: 12ms
memory: 3852kb

input:

990
1 2
1 3
1 4
1 5
1 6
1 7
1 8
1 9
1 10
1 11
1 12
1 13
1 14
1 15
1 16
1 17
1 18
1 19
1 20
1 21
1 22
1 23
1 24
1 25
1 26
1 27
1 28
1 29
1 30
1 31
1 32
1 33
1 34
1 35
1 36
1 37
1 38
1 39
1 40
1 41
1 42
1 43
1 44
1 45
1 46
1 47
1 48
1 49
1 50
1 51
1 52
1 53
1 54
1 55
1 56
1 57
1 58
1 59
1 60
2 3
2 4
2...

output:

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
4
2
3
3
2
3
4
2
3
3
2
3
4
2
3
3
2
3
4
2
3
3
2
3
4
2
3
3
2
3
4
2
...

result:

ok 990 lines

Test #3:

score: -100
Time Limit Exceeded

input:

2
4859 299556476011016293
4859 911621905353047038

output:


result: