結果
問題 | No.1650 Moving Coins |
ユーザー | kaikey |
提出日時 | 2021-08-20 21:47:21 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
RE
|
実行時間 | - |
コード長 | 4,581 bytes |
コンパイル時間 | 2,382 ms |
コンパイル使用メモリ | 216,068 KB |
実行使用メモリ | 26,512 KB |
最終ジャッジ日時 | 2024-10-14 03:10:35 |
合計ジャッジ時間 | 8,443 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge3 |
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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
5,248 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | RE | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | RE | - |
testcase_07 | WA | - |
testcase_08 | AC | 61 ms
17,068 KB |
testcase_09 | AC | 57 ms
16,476 KB |
testcase_10 | AC | 61 ms
17,344 KB |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | AC | 85 ms
26,508 KB |
testcase_20 | AC | 86 ms
26,380 KB |
testcase_21 | AC | 86 ms
26,512 KB |
testcase_22 | RE | - |
testcase_23 | RE | - |
testcase_24 | AC | 23 ms
7,400 KB |
testcase_25 | AC | 23 ms
7,268 KB |
testcase_26 | AC | 50 ms
17,120 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(20); }; } fast_ios_; template<class T> auto add = [](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>; 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] = { -1, 1, 0, 0, 1, -1, 1, -1 }, dy[8] = { 0, 0, 1, -1, -1, -1, 1, 1 }; bool YN(bool flag) { cout << (flag ? "YES" : "NO") << endk; return flag; } bool yn(bool flag) { cout << (flag ? "Yes" : "No") << endl; return flag; } struct Edge { lint from, to; string cost; Edge() { } Edge(lint u, lint v, string c) { cost = c; from = u; to = v; } bool operator<(const Edge& e) const { if (SZ(cost) != SZ(e.cost)) return SZ(cost) < SZ(e.cost); else 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<plint, lint> tlint; typedef pair<plint, plint> qlint; typedef pair<lint, char> valstr; struct Topological_Sort { public: Topological_Sort(int _n) : G(_n, Vl()), indegree(_n, 0), N(_n) {} void add_edge(int u, int v) { G[u].push_back(v); indegree[v]++; } Vl get() { Vl sorted_vertices; Vl tmp_indegree = indegree; queue<int> que; REP(i, N) { if (tmp_indegree[i] == 0) que.push(i); } while (!que.empty()) { int u = que.front(); que.pop(); REP(i, SZ(G[u])) { int v = G[u][i]; tmp_indegree[v]--; if (tmp_indegree[v] == 0) que.push(v); } sorted_vertices.push_back(u); } return sorted_vertices; } private: VVl G; Vl indegree; int N; }; int main() { lint N; cin >> N; Vl arr(N), _arr(N); cin >> arr >> _arr; Topological_Sort topo(N); REP(i, N) { if (arr[i] < _arr[i] && i != 0) topo.add_edge(i, i - 1); if (arr[i] > _arr[i] && i != N - 1) topo.add_edge(i, i + 1); } auto v = topo.get(); V<valstr> ans; REP(i, N) { while (arr[v[i]] != _arr[v[i]]) { if (arr[v[i]] < _arr[v[i]]) { ans.push_back({ v[i] + 1, 'R' }); arr[v[i]]++; } else { ans.push_back({ v[i] + 1, 'L' }); arr[v[i]]--; } } } cout << SZ(ans) << endk; REP(i, SZ(ans)) { cout << ans[i].first << " " << ans[i].second << endk; } }