結果
| 問題 |
No.3020 ユークリッドの互除法・改
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2025-02-18 18:12:22 |
| 言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 4,604 bytes |
| コンパイル時間 | 3,928 ms |
| コンパイル使用メモリ | 258,080 KB |
| 実行使用メモリ | 6,824 KB |
| 最終ジャッジ日時 | 2025-02-18 18:12:28 |
| 合計ジャッジ時間 | 5,011 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| sample | WA * 3 |
| other | AC * 4 WA * 17 |
ソースコード
#include <bits/stdc++.h>
#include <atcoder/all>
#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#define SELECTER(_1,_2,_3,SELECT,...) SELECT
#define rep1(i,n) for(int i=0;i<int(n);++i)
#define rep2(i,a,n) for(int i=int(a);i<int(n);++i)
#define rep(...) SELECTER(__VA_ARGS__,rep2,rep1)(__VA_ARGS__)
#define RSELECTER(_1, _2, _3, RSELECT, ...) RSELECT
#define rrep1(i,n) for(int i=(int)(n)-1;i>=0;--i)
#define rrep2(i,a,n) for(int i=(int)(n)-1;i>=(int)a;--i)
#define rrep(...) RSELECTER(__VA_ARGS__, rrep2, rrep1)(__VA_ARGS__)
#define all(a) a.begin(),a.end()
#define rall(a) a.rbegin(),a.rend()
#define fi first
#define se second
#define PrintR LogOutput
#ifdef _DEBUG
#define Log(...) LogOutput(__VA_ARGS__)
#else
#define Log(...)
#endif
#define M_PI 3.14159265358979323846
using namespace std;
using namespace atcoder;
using ll=long long;
using ld=long double;
using pii=pair<int,int>;
using pll=pair<long long,long long>;
using pdd=pair<long double,long double>;
using tp=tuple<int,int,int>;
using tpll=tuple<ll,ll,ll>;
using veci=vector<int>;
using vecpii=vector<pair<int,int>>;
using vecll=vector<long long>;
using vecpll=vector<pair<long long,long long>>;
using vecpdd=vector<pair<long double,long double>>;
using vecs=vector<string>;
using vecb=vector<bool>;
using vecd=vector<long double>;
using vectp=vector<tp>;
using vectpll=vector<tpll>;
using mint=modint998244353;
using mint10=modint1000000007;
template<typename T, typename S>
istream& operator>>(istream& in, pair<T, S>& a){return in >> a.first >> a.second;}
template<typename T, typename S>
ostream& operator<<(ostream& out, const pair<T, S>& a){return out << a.first << ' ' << a.second;}
ostream& operator<<(ostream& out, const mint& a){return out << a.val();}
ostream& operator<<(ostream& out, const mint10& a){return out << a.val();}
ostream& operator<<(ostream& out, const modint& a){return out << a.val();}
template<typename T>
ostream& operator<<(ostream& out, const vector<T>& d){for(int i = 0 ; i < d.size() ; ++i) out << d[i] << (i == d.size() - 1 ? "" : " "); return out;}
template<typename T, typename S>
pair<T, S> operator+(const pair<T, S>& a, const pair<T, S>& b){return {a.fi + b.fi, a.se + b.se};}
template<typename T, typename S>
pair<T, S> operator-(const pair<T, S>& a, const pair<T, S>& b){return {a.fi - b.fi, a.se - b.se};}
template<class T> inline bool chmax(T& a,T b){if(a<b) {a=b;return true;} return false;}
template<class T> inline bool chmin(T& a,T b){if(a>b) {a=b;return true;} return false;}
bool Judge(int i, int j, int h, int w){return i < 0 || j < 0 || i >= h || j >= w;}
bool PrintA(int i){cout<<(i ? "Yes" : "No")<<endl;return i;}
constexpr ll INF=numeric_limits<ll>::max() >> 2;
constexpr int inf=numeric_limits<int>::max() >> 1;
constexpr ll MOD=998244353;
const int vi[] = {0, 1, 0, -1}, vj[] = {1, 0, -1, 0};
template<typename... Args>
void LogOutput(Args&&... args){
stringstream ss;
((ss << args << ' '), ...);
cout << ss.str().substr(0, ss.str().length() - 1) << endl;
}
template<typename T>
void LogOutput(vector<vector<T>>& data){for(auto d : data) LogOutput(d);}
int main(){
ios::sync_with_stdio(false);
std::cin.tie(nullptr);
int n = 2;
vector a(n, vecll(n));
rep(i, n) rep(j, n) cin>>a[i][j];
auto f2 = [&](){int cnt = 0;rep(i, n) rep(j, n) cnt += a[i][j] == 0;return cnt;};
auto f = [&](){swap(a[0][0], a[0][1]), swap(a[1][0], a[1][1]);};
if(a[0][0] < a[0][1]) f();
if(a[0][0] < a[1][0]) swap(a[0], a[1]);
int cnt = f2();
if(!cnt){
rep(i, 2) if(a[i][0] < 0){
rep(j, 2) a[i][j] *= -1;
}
while(1){
if(a[0][0] < a[1][0]) swap(a[0], a[1]);
if(!a[1][0]) break;
ll c = a[0][0] / a[1][0];
rep(i, 2) a[0][i] -= c * a[1][i];
}
cnt = f2();
rep(i, 2) a[i][1] = abs(a[i][1]);
}
if(cnt == 1){
rep(i, 2) if(a[0][i] == 0) swap(a[0], a[1]);
rep(i, 2) if(a[i][1] == 0) f();
rep(i, 2) if(a[0][i] < 0){
rep(j, 2) a[j][0] *= -1;
}
while(1){
if(a[0][0] < a[0][1]) f();
if(!a[0][1]) break;
ll c = a[0][0] / a[0][1];
rep(i, 2) a[i][0] -= c * a[i][1];
}
cnt = f2();
rep(i, 2) rep(j, 2) a[i][j] = abs(a[i][j]);
}
rep(i, 2) rep(j, 2) if(a[i][j] < 0) a[i][j] *= -1;
if(cnt == 2){
if(a[0][0] < a[0][1]) f();
int u = 1;
rep(i, 2) if(a[i][0] && a[i][1]){
ll t = gcd(a[i][0], a[i][1]);
rep(j, 2) rep(k, 2) a[j][k] = 0;
a[0][0] = t;
u = 0;
break;
}
if(u){
ll c = gcd(a[0][0], a[1][1]), d = a[0][0] * a[1][1] / c;
rep(i, 2) rep(j, 2) a[i][j] = 0;
a[0][0] = c, a[1][1] = d;
}
}
if(a[0][0] < a[1][1]) swap(a[0][0], a[1][1]);
cout<<a[0][0]<<' '<<a[1][1]<<endl;
}