結果
問題 | No.124 門松列(3) |
ユーザー | tu-sa |
提出日時 | 2018-06-30 04:28:00 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
CE
(最新)
AC
(最初)
|
実行時間 | - |
コード長 | 5,817 bytes |
コンパイル時間 | 1,251 ms |
コンパイル使用メモリ | 126,068 KB |
最終ジャッジ日時 | 2024-11-14 20:31:49 |
合計ジャッジ時間 | 1,726 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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コンパイルエラー時のメッセージ・ソースコードは、提出者また管理者しか表示できないようにしております。(リジャッジ後のコンパイルエラーは公開されます)
ただし、clay言語の場合は開発者のデバッグのため、公開されます。
ただし、clay言語の場合は開発者のデバッグのため、公開されます。
コンパイルメッセージ
main.cpp: In function 'std::ostream& operator<<(std::ostream&, const iter_pair_t<T>&)': main.cpp:82:33: error: 'ostream_iterator' was not declared in this scope 82 | std::copy(v.beg, v.end, ostream_iterator<typename decltype(v.beg)::reference>(out, " ")); | ^~~~~~~~~~~~~~~~ main.cpp:29:1: note: 'std::ostream_iterator' is defined in header '<iterator>'; did you forget to '#include <iterator>'? 28 | #include <array> +++ |+#include <iterator> 29 | using namespace std; main.cpp:82:85: error: expected '(' before '>' token 82 | std::copy(v.beg, v.end, ostream_iterator<typename decltype(v.beg)::reference>(out, " ")); | ^ | (
ソースコード
//////////////////////////////////////// /// tu3 pro-con template /// //////////////////////////////////////// #include <cassert> #include <cstdio> #include <cstring> #include <cmath> #include <iostream> #include <iomanip> #include <sstream> #include <algorithm> #include <numeric> #include <functional> #include <vector> #include <queue> #include <string> #include <complex> #include <stack> #include <set> #include <map> #include <list> #include <unordered_map> #include <unordered_set> #include <bitset> #include <regex> #include <type_traits> #include <mutex> #include <array> using namespace std; //// MACRO //// #define countof(a) (sizeof(a)/sizeof(a[0])) #define REP(i,n) for (int i = 0; i < (n); i++) #define RREP(i,n) for (int i = (n)-1; i >= 0; i--) #define FOR(i,s,n) for (int i = (s); i < (n); i++) #define RFOR(i,s,n) for (int i = (n)-1; i >= (s); i--) #define pos(c,i) c.being() + (i) #define allof(c) c.begin(), c.end() #define aallof(a) a, countof(a) #define partof(c,i,n) c.begin() + (i), c.begin() + (i) + (n) #define apartof(a,i,n) a + (i), a + (i) + (n) typedef unsigned int uint; typedef long long llong; typedef unsigned long long ullong; #define long long long #define EPS 1e-9 #define INF (1L << 28) #define LINF (1LL << 60) #define PREDICATE(t,a,exp) [&](const t & a) -> bool { return exp; } #define COMPARISON_T(t) bool(*)(const t &, const t &) #define COMPARISON(t,a,b,exp) [&](const t & a, const t & b) -> bool { return exp; } #define CONVERTER(TSrc,t,TDest,exp) [&](const TSrc &t)->TDest { return exp; } inline int sign_of(double x) { return abs(x) < EPS ? 0 : x > 0 ? 1 : -1; } inline bool inRange(int val, int min, int max) { return val >= min && val < max; } inline bool inRange(double val, double min, double max) { return val - min > -EPS && val - max < EPS; } inline bool inRange(int x, int y, int W, int H) { return x >= 0 && x < W && y >= 0 && y < H; } // W,H含まない template <class T> struct vevector : public vector<vector<T>> { vevector(int n = 0, int m = 0, const T &initial = T()) : vector<vector<T>>(n, vector<T>(m, initial)) { } }; template <class T> struct vevevector : public vector<vevector<T>> { vevevector(int n = 0, int m = 0, int l = 0, const T &initial = T()) : vector<vevector<T>>(n, vevector<T>(m, l, initial)) { } }; template <class T> struct vevevevector : public vector<vevevector<T>> { vevevevector(int n = 0, int m = 0, int l = 0, int k = 0, const T &initial = T()) : vector<vevevector<T>>(n, vevevector<T>(m, l, k, initial)) { } }; //// i/o helper //// namespace std { template <class T1, class T2> inline istream & operator >> (istream & in, pair<T1, T2> &p) { in >> p.first >> p.second; return in; } template <class T1, class T2> inline ostream & operator << (ostream &out, const pair<T1, T2> &p) { out << p.first << " " << p.second; return out; } } template <class T> T read() { T t; cin >> t; return t; } template <class T> vector<T> read(int n) { vector<T> v; v.reserve(n); REP(i, n) { v.push_back(read<T>()); } return v; } template <class T> vevector<T> read(int n, int m) { vevector<T> v; REP(i, n) v.push_back(read<T>(m)); return v; } template <class T> vector<T> readjag() { return read<T>(read<int>()); } template <class T> vevector<T> readjag(int n) { vevector<T> v; v.reserve(n); REP(i, n) v.push_back(readjag<T>()); return v; } template <class T> struct iter_pair_t { T beg, end; }; template <class T> iter_pair_t<T> iter_pair(T beg, T end) { return iter_pair_t<T>{beg, end}; } template <class T> ostream & operator << (ostream &out, const iter_pair_t<T> &v) { std::copy(v.beg, v.end, ostream_iterator<typename decltype(v.beg)::reference>(out, " ")); return out; } template <class T1> ostream & operator << (ostream &out, const vector<T1> &v) { return out << iter_pair(begin(v), end(v)); } template <class T1> ostream & operator << (ostream &out, const set<T1> &v) { return out << iter_pair(begin(v), end(v)); } template <class T1, class T2> ostream & operator << (ostream &out, const map<T1, T2> &v) { return out << iter_pair(begin(v), end(v)); } struct _Reader { istream &cin; template <class T> _Reader operator ,(T &rhs) { cin >> rhs; return *this; } }; struct _Writer { ostream &cout; bool f{ false }; template <class T> _Writer operator ,(const T &rhs) { cout << (f ? " " : "") << rhs; f = true; return *this; } }; #define READ(t,...) t __VA_ARGS__; (_Reader{cin}), __VA_ARGS__ #define WRITE(...) (_Writer{cout}), __VA_ARGS__; cout << '\n' #define DEBUG(...) (_Writer{cerr}), __VA_ARGS__; cerr << '\n' void solve(); int main() { auto temp = ctype<char>::classic_table(); vector<ctype<char>::mask> bar(temp, temp + ctype<char>::table_size); //bar['.'] |= ctype_base::space; cin.imbue(locale(cin.getloc(), new ctype<char>(bar.data()))); cin.tie(0); ios_base::sync_with_stdio(false); cout << setprecision(std::numeric_limits<double>::max_digits10); solve(); return 0; } //////////////////// /// template end /// //////////////////// void solve() { READ(int, C, R); auto M = read<int>(R, C); struct pos { int r, c, prev, dist; }; vevevector<bool> visited(R, C, 10); queue<pos> q; q.push({ 1, 0, M[0][0], 1 }); q.push({ 0, 1, M[0][0], 1 }); int ans = -1; while (!q.empty()) { pos p = q.front(); q.pop(); if (visited[p.r][p.c][p.prev]) { continue; } visited[p.r][p.c][p.prev] = true; if (p.r == R-1 && p.c == C-1) { ans = p.dist; break; } int dx[] = { 1,-1,0,0 }; int dy[] = { 0,0,-1,1 }; REP(i,4) { int nr = p.r + dy[i]; int nc = p.c + dx[i]; int np = M[p.r][p.c]; if (inRange(nr, nc, R, C)) { if (!visited[nr][nc][np]) { int a = p.prev; int b = M[p.r][p.c]; int c = M[nr][nc]; if ( (c!=a) && (b < a && b <c || b> a && b > c)) { q.push({ nr,nc,np,p.dist + 1 }); } } } } } WRITE(ans); }