結果
問題 | No.2104 Multiply-Add |
ユーザー | kaikey |
提出日時 | 2022-10-21 22:19:01 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 2 ms / 2,000 ms |
コード長 | 5,418 bytes |
コンパイル時間 | 2,251 ms |
コンパイル使用メモリ | 210,344 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-07-01 06:53:51 |
合計ジャッジ時間 | 3,523 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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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
6,812 KB |
testcase_01 | AC | 2 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,944 KB |
testcase_03 | AC | 2 ms
6,944 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 2 ms
6,944 KB |
testcase_07 | AC | 2 ms
6,944 KB |
testcase_08 | AC | 2 ms
6,940 KB |
testcase_09 | AC | 2 ms
6,940 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
6,940 KB |
testcase_15 | AC | 2 ms
6,940 KB |
testcase_16 | AC | 2 ms
6,940 KB |
testcase_17 | AC | 2 ms
6,944 KB |
testcase_18 | AC | 2 ms
6,940 KB |
testcase_19 | AC | 2 ms
6,940 KB |
testcase_20 | AC | 2 ms
6,940 KB |
testcase_21 | AC | 2 ms
6,940 KB |
testcase_22 | AC | 2 ms
6,944 KB |
testcase_23 | AC | 2 ms
6,940 KB |
testcase_24 | AC | 2 ms
6,940 KB |
testcase_25 | AC | 2 ms
6,940 KB |
testcase_26 | AC | 2 ms
6,940 KB |
testcase_27 | AC | 2 ms
6,940 KB |
testcase_28 | AC | 2 ms
6,944 KB |
testcase_29 | AC | 2 ms
6,944 KB |
testcase_30 | AC | 2 ms
6,940 KB |
testcase_31 | AC | 2 ms
6,940 KB |
testcase_32 | AC | 2 ms
6,944 KB |
testcase_33 | AC | 2 ms
6,944 KB |
testcase_34 | AC | 2 ms
6,944 KB |
ソースコード
#include "bits/stdc++.h" #include <random> #define ALL(x) (x).begin(), (x).end() #define RALL(x) (x).rbegin(), (x).rend() #define SZ(x) ((lint)(x).size()) #define FOR(i, begin, end) for(lint i=(begin),i##_end_=(end);i<i##_end_;++i) #define IFOR(i, begin, end) for(lint i=(end)-1,i##_begin_=(begin);i>=i##_begin_;--i) #define REP(i, n) FOR(i,0,n) #define IREP(i, n) IFOR(i,0,n) #define endk '\n' using namespace std; typedef unsigned long long _ulong; typedef long long int lint; typedef long double ld; typedef pair<lint, lint> plint; typedef pair<ld, ld> pld; struct fast_ios { fast_ios() { cin.tie(nullptr), ios::sync_with_stdio(false), cout << fixed << setprecision(10); }; } fast_ios_; template<class T> auto add = [](T a, T b) -> T { return a + b; }; template<class T> auto mul = [](T a, T b) -> T { return a * b; }; template<class T> auto f_max = [](T a, T b) -> T { return max(a, b); }; template<class T> auto f_min = [](T a, T b) -> T { return min(a, b); }; template<class T> using V = vector<T>; using Vl = V<lint>; using VVl = V<Vl>; using VVVl = V<V<Vl>>; template< typename T > ostream& operator<<(ostream& os, const vector< T >& v) { for (int i = 0; i < (int)v.size(); i++) os << v[i] << (i + 1 != v.size() ? " " : ""); return os; } template< typename T >istream& operator>>(istream& is, vector< T >& v) { for (T& in : v) is >> in; return is; } 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 (b < a) { a = b; return 1; } return 0; } template <class T> T div_floor(T a, T b) { if (b < 0) a *= -1, b *= -1; return a >= 0 ? a / b : (a + 1) / b - 1; } template <class T> T div_ceil(T a, T b) { if (b < 0) a *= -1, b *= -1; return a > 0 ? (a - 1) / b + 1 : a / b; } template <class F> struct rec { F f; rec(F&& f_) : f(std::forward<F>(f_)) {} template <class... Args> auto operator()(Args &&... args) const { return f(*this, std::forward<Args>(args)...); } }; lint gcd(lint a, lint b) { if (b == 0) return a; else return gcd(b, a % b); } lint digit(lint a) { return (lint)log10(a); } lint e_dist(plint a, plint b) { return abs(a.first - b.first) * abs(a.first - b.first) + abs(a.second - b.second) * abs(a.second - b.second); } lint m_dist(plint a, plint b) { return abs(a.first - b.first) + abs(a.second - b.second); } bool check_overflow(lint a, lint b, lint limit) { if (b == 0) return false; return a >= limit / b; } // a * b > c => true void Worshall_Floyd(VVl& g) { REP(k, SZ(g)) REP(i, SZ(g)) REP(j, SZ(g)) chmin(g[i][j], g[i][k] + g[k][j]); } const lint MOD1000000007 = 1000000007, MOD998244353 = 998244353, INF = 1e18; lint dx[8] = { 0, 1, 0, -1, 1, -1, 1, -1 }, dy[8] = { 1, 0, -1, 0, -1, -1, 1, 1 }; bool YN(bool flag) { cout << (flag ? "YES" : "NO") << endk; return flag; } bool yn(bool flag) { cout << (flag ? "Yes" : "No") << endk; return flag; } struct Edge { lint from, to; lint cost; Edge() { } Edge(lint u, lint v, lint c) { cost = c; from = u; to = v; } bool operator<(const Edge& e) const { return cost < e.cost; } }; struct WeightedEdge { lint to; lint cost; WeightedEdge(lint v, lint c) { to = v; cost = c; } bool operator<(const WeightedEdge& e) const { return cost < e.cost; } }; using WeightedGraph = V<V<WeightedEdge>>; typedef pair<lint, plint> tlint; typedef pair<ld, ld> pld; typedef pair<plint, plint> qlint; typedef pair<char, lint> vstr; typedef pair<lint, Vl> valv; int main() { lint A, B, C, D; cin >> A >> B >> C >> D; lint x = A, y = B; V<plint> ans; V<plint> tmp; if (A == 0) { ans.push_back({ 1, 1 }); A += B; } else if (B == 0) { ans.push_back({ 2, 1 }); B += A; } if (A == 0 && B == 0) { if (C == 0 && D == 0) { cout << 0 << endk; } else { cout << -1 << endk; } return 0; } if (C == 0) { tmp.push_back({ 1, 1 }); C += D; } else if (D == 0) { tmp.push_back({ 2, 1 }); D += C; } if (C == 0 && D == 0) { cout << -1 << endk; return 0; } if (gcd(abs(A), abs(B)) != gcd(abs(C), abs(D))) cout << -1 << endk; else { while (abs(A) != abs(B)) { lint d = -1; if (abs(A) > abs(B)) { if (A < 0) d *= -1; if (B < 0) d *= -1; lint k = d * (abs(A) - 1) / abs(B); ans.push_back({ 1, k }); A += k * B; } else { if (A < 0) d *= -1; if (B < 0) d *= -1; lint k = d * (abs(B) - 1) / abs(A); ans.push_back({ 2, k }); B += k * A; } } if (A * C < 0) { lint d = -1; if (B < 0) { d *= -1; } if (A < 0) { d *= -1; } ans.push_back({ 1, 2 * d }); A += 2 * d * B; } if (B * D < 0) { lint d = -1; if (B < 0) { d *= -1; } if (A < 0) { d *= -1; } ans.push_back({ 2, 2 * d }); B += 2 * d * A; } A = C, B = D; while (abs(A) != abs(B)) { lint d = -1; if (abs(A) > abs(B)) { if (A < 0) d *= -1; if (B < 0) d *= -1; lint k = d * (abs(A) - 1) / abs(B); tmp.push_back({ 1, k }); A += k * B; } else { if (A < 0) d *= -1; if (B < 0) d *= -1; lint k = d * (abs(B) - 1) / abs(A); tmp.push_back({ 2, k }); B += k * A; } } reverse(ALL(tmp)); for (auto p : tmp) ans.push_back({ p.first, -p.second }); cout << SZ(ans) << endk; REP(i, SZ(ans)) { cout << ans[i].first << " " << ans[i].second << endk; if (ans[i].first == 1) x += ans[i].second * y; else y += ans[i].second * x; } //cout << x << " " << y << endk; } }