結果
問題 |
No.2064 Smallest Sequence on Grid
|
ユーザー |
|
提出日時 | 2022-09-02 21:46:15 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
MLE
|
実行時間 | - |
コード長 | 2,778 bytes |
コンパイル時間 | 1,801 ms |
コンパイル使用メモリ | 131,812 KB |
最終ジャッジ日時 | 2025-02-07 01:03:36 |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 4 MLE * 25 |
ソースコード
#include <iostream> #include <vector> #include <algorithm> #include <string> #include <cmath> #include <iomanip> #include <bitset> #include <functional> #include <queue> #include <stack> #include <list> #include <deque> #include <utility> #include <numeric> #include <set> #include <map> #include <complex> #include <cctype> #include <climits> #include <cassert> #include <unordered_map> #include <unordered_set> #include <time.h> using namespace std; using ll = long long; using ull = unsigned long long; using ld = long double; using uint = unsigned; using vi = vector<int>; using vl = vector<long>; using vll = vector<long long>; using vd = vector<double>; using vvi = vector<vi>; using vvl = vector<vl>; using vvll = vector<vll>; using vc = vector<char>; using vs = vector<string>; using vb = vector<bool>; using pii = pair<int, int>; using pcc = pair<char, char>; using pll = pair<ll, ll>; using pdd = pair<ld, ld>; using vpii = vector<pii>; using vpll = vector<pll>; typedef complex<double> xy_t; 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; } #define rep(i, n) for (ll i = 0; i < ll(n); i++) #define repback(i, n) for (ll i = n-1; i >= 0; i--) #define REP(i, a, b) for (ll i = a; i < ll(b); i++) #define REPBACK(i, a, b) for (ll i = a-1; i >= ll(b); i--) #define all(x) (x).begin(), (x).end() #define EPS (1e-10) #define equals(a,b) (fabs((a) - (b)) < EPS) #define debug(x) cout << "debug:" << x << endl #define debug2(x, y) cout << "debug:" << x << " " << y << endl static const double pi = acos(-1.0); const long long INFL = pow(10,18); const long long INFLMAX = 9223372036854775807; const int INF = pow(10,9); const int INFMAX = 2147483647; const int mod1 = 1000000007; const int mod2 = 998244353; const vi dx = {1,0,-1,0}; const vi dy = {0,1,0,-1}; const vi dx2 = {0, 1, 1, 1, 0, -1, -1, -1, 0}; const vi dy2 = {1, 1, 0, -1, -1, -1, 0, 1, 1}; int H = 3000; int W = 3000; vs S(H); vs anslist; void dfs(int nowy, int nowx, string ans){ ans += S[nowy][nowx]; if(nowy == H && nowx == W){ anslist.push_back(ans); return; } if(nowy == H || S[nowy+1][nowx] > S[nowy][nowx+1]){ dfs(nowy, nowx+1, ans); } else if(nowx == W || S[nowy+1][nowx] < S[nowy][nowx+1]){ dfs(nowy+1, nowx, ans); } else if(S[nowy+1][nowx] == S[nowy][nowx+1]){ dfs(nowy, nowx+1, ans); dfs(nowy+1, nowx, ans); } } int main(){ cin.tie(0); ios_base::sync_with_stdio(false); cin >> H >> W; rep(i,H) cin >> S[i]; //0-indexed H--; W--; dfs(0, 0, ""); sort(all(anslist)); cout << anslist[0] << endl; }