結果
問題 | No.2104 Multiply-Add |
ユーザー | fuppy_kyopro |
提出日時 | 2022-10-21 22:28:51 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 3 ms / 2,000 ms |
コード長 | 6,514 bytes |
コンパイル時間 | 3,437 ms |
コンパイル使用メモリ | 227,828 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-07-01 06:59:58 |
合計ジャッジ時間 | 4,842 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
6,816 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 2 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,944 KB |
testcase_06 | AC | 2 ms
6,944 KB |
testcase_07 | AC | 2 ms
6,940 KB |
testcase_08 | AC | 2 ms
6,944 KB |
testcase_09 | AC | 3 ms
6,944 KB |
testcase_10 | AC | 2 ms
6,940 KB |
testcase_11 | AC | 2 ms
6,944 KB |
testcase_12 | AC | 2 ms
6,940 KB |
testcase_13 | AC | 2 ms
6,940 KB |
testcase_14 | AC | 2 ms
6,944 KB |
testcase_15 | AC | 2 ms
6,944 KB |
testcase_16 | AC | 2 ms
6,944 KB |
testcase_17 | AC | 2 ms
6,944 KB |
testcase_18 | AC | 2 ms
6,944 KB |
testcase_19 | AC | 2 ms
6,940 KB |
testcase_20 | AC | 2 ms
6,940 KB |
testcase_21 | AC | 2 ms
6,944 KB |
testcase_22 | AC | 2 ms
6,944 KB |
testcase_23 | AC | 2 ms
6,944 KB |
testcase_24 | AC | 2 ms
6,944 KB |
testcase_25 | AC | 2 ms
6,940 KB |
testcase_26 | AC | 2 ms
6,944 KB |
testcase_27 | AC | 2 ms
6,940 KB |
testcase_28 | AC | 2 ms
6,940 KB |
testcase_29 | AC | 2 ms
6,944 KB |
testcase_30 | AC | 2 ms
6,940 KB |
testcase_31 | AC | 2 ms
6,944 KB |
testcase_32 | AC | 2 ms
6,944 KB |
testcase_33 | AC | 2 ms
6,940 KB |
testcase_34 | AC | 2 ms
6,940 KB |
ソースコード
//* #pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") //*/ // #include <atcoder/all> #include <bits/stdc++.h> using namespace std; // using namespace atcoder; // #define _GLIBCXX_DEBUG #define DEBUG(x) cerr << #x << ": " << x << endl; #define DEBUG_VEC(v) \ cerr << #v << ":"; \ for (int iiiiiiii = 0; iiiiiiii < v.size(); iiiiiiii++) \ cerr << " " << v[iiiiiiii]; \ cerr << endl; #define DEBUG_MAT(v) \ cerr << #v << endl; \ for (int iv = 0; iv < v.size(); iv++) { \ for (int jv = 0; jv < v[iv].size(); jv++) { \ cerr << v[iv][jv] << " "; \ } \ cerr << endl; \ } typedef long long ll; // #define int ll #define vi vector<int> #define vl vector<ll> #define vii vector<vector<int>> #define vll vector<vector<ll>> #define vs vector<string> #define pii pair<int, int> #define pis pair<int, string> #define psi pair<string, int> #define pll pair<ll, ll> template <class S, class T> pair<S, T> operator+(const pair<S, T> &s, const pair<S, T> &t) { return pair<S, T>(s.first + t.first, s.second + t.second); } template <class S, class T> pair<S, T> operator-(const pair<S, T> &s, const pair<S, T> &t) { return pair<S, T>(s.first - t.first, s.second - t.second); } template <class S, class T> ostream &operator<<(ostream &os, pair<S, T> p) { os << "(" << p.first << ", " << p.second << ")"; return os; } #define X first #define Y second #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define rep1(i, n) for (int i = 1; i <= (int)(n); i++) #define rrep(i, n) for (int i = (int)(n)-1; i >= 0; i--) #define rrep1(i, n) for (int i = (int)(n); i > 0; i--) #define REP(i, a, b) for (int i = a; i < b; i++) #define in(x, a, b) (a <= x && x < b) #define all(c) c.begin(), c.end() void YES(bool t = true) { cout << (t ? "YES" : "NO") << endl; } void Yes(bool t = true) { cout << (t ? "Yes" : "No") << endl; } void yes(bool t = true) { cout << (t ? "yes" : "no") << endl; } void NO(bool t = true) { cout << (t ? "NO" : "YES") << endl; } void No(bool t = true) { cout << (t ? "No" : "Yes") << endl; } void no(bool t = true) { cout << (t ? "no" : "yes") << endl; } template <class T> bool chmax(T &a, const T &b) { if (a < b) { a = b; return 1; } return 0; } template <class T> bool chmin(T &a, const T &b) { if (a > b) { a = b; return 1; } return 0; } #define UNIQUE(v) v.erase(std::unique(v.begin(), v.end()), v.end()); const ll inf = 1000000001; const ll INF = (ll)1e18 + 1; const long double pi = 3.1415926535897932384626433832795028841971L; int popcount(ll t) { return __builtin_popcountll(t); } // int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1}; // int dx2[8] = { 1,1,0,-1,-1,-1,0,1 }, dy2[8] = { 0,1,1,1,0,-1,-1,-1 }; vi dx = {0, 0, -1, 1}, dy = {-1, 1, 0, 0}; vi dx2 = {1, 1, 0, -1, -1, -1, 0, 1}, dy2 = {0, 1, 1, 1, 0, -1, -1, -1}; struct Setup_io { Setup_io() { ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0); cout << fixed << setprecision(25); } } setup_io; // const ll MOD = 1000000007; const ll MOD = 998244353; // #define mp make_pair //#define endl '\n' struct dice { mt19937 mt; dice() : mt(chrono::steady_clock::now().time_since_epoch().count()) {} // [0, x)の一様乱数 ll operator()(ll x) { return this->operator()(0, x); } // [x, y)の一様乱数 ll operator()(ll x, ll y) { uniform_int_distribution<ll> dist(x, y - 1); return dist(mt); } vl operator()(int n, ll x, ll y) { vl res(n); for (int i = 0; i < n; i++) res[i] = this->operator()(x, y); return res; } } rnd; // signed main() { // vector<pii> ans(1, pii(0, 1)); // set<pii> st; // st.insert(pii(0, 1)); // rep(_, 10000000) { // int idx = rnd(ans.size()); // auto p = ans[idx]; // int t = rnd(2); // int k = rnd(-10, 10); // if (t == 0) { // p.second += p.first * k; // } else { // p.first += p.second * k; // } // if (p.first > p.second) { // swap(p.first, p.second); // } // if (max(abs(p.first), abs(p.second)) >= 20) { // continue; // } // if (st.count(p)) { // continue; // } // st.insert(p); // ans.push_back(p); // } // sort(all(ans)); // map<int, vi> mp; // for (auto [x, y] : ans) { // mp[x].push_back(y); // } // for (auto [x, ys] : mp) { // DEBUG(x); // DEBUG_VEC(ys); // } // // DEBUG_VEC(ans); // } ll gcd(ll a, ll b) { if (b > a) { swap(a, b); } if (b == 0) return a; ll r = a % b; while (r != 0) { a = b; b = r; r = a % b; } return b; } ll lcm(ll a, ll b) { return (a / gcd(a, b)) * b; } vector<pll> red(ll a, ll b) { vector<pll> ans; if (a < 0) { if (b < 0) { ans.emplace_back(2, 1); b += a; ans.emplace_back(1, -1); a -= b; } else { ans.emplace_back(2, -1); b -= a; ans.emplace_back(1, 1); a += b; } } assert(a >= 0); if (b < 0) { ans.emplace_back(1, -1); a -= b; ans.emplace_back(2, 1); b += a; } assert(b >= 0); while (a > 0 && b > 0) { if (a >= b) { ll k = a / b; ans.emplace_back(1, -k); a -= b * k; } else { ll k = b / a; ans.emplace_back(2, -k); b -= a * k; } } if (a == 0) { ans.emplace_back(1, 1); ans.emplace_back(2, -1); } return ans; } signed main() { ll a, b, c, d; cin >> a >> b >> c >> d; ll g1 = gcd(abs(a), abs(b)); ll g2 = gcd(abs(c), abs(d)); if (g1 != g2) { cout << -1 << endl; return 0; } auto to = red(a, b); auto from = red(c, d); reverse(all(from)); cout << to.size() + from.size() << endl; for (auto [t, k] : to) { cout << t << " " << k << endl; } for (auto [t, k] : from) { cout << t << " " << -k << endl; } }