結果
問題 | No.2064 Smallest Sequence on Grid |
ユーザー | noya2 |
提出日時 | 2022-09-02 21:39:40 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 556 ms / 3,000 ms |
コード長 | 4,466 bytes |
コンパイル時間 | 4,776 ms |
コンパイル使用メモリ | 271,124 KB |
実行使用メモリ | 50,304 KB |
最終ジャッジ日時 | 2024-11-16 02:45:38 |
合計ジャッジ時間 | 13,959 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
6,816 KB |
testcase_01 | AC | 2 ms
6,820 KB |
testcase_02 | AC | 2 ms
6,820 KB |
testcase_03 | AC | 2 ms
6,820 KB |
testcase_04 | AC | 2 ms
6,816 KB |
testcase_05 | AC | 2 ms
6,820 KB |
testcase_06 | AC | 2 ms
6,816 KB |
testcase_07 | AC | 2 ms
6,816 KB |
testcase_08 | AC | 2 ms
6,816 KB |
testcase_09 | AC | 2 ms
6,816 KB |
testcase_10 | AC | 2 ms
6,816 KB |
testcase_11 | AC | 2 ms
6,820 KB |
testcase_12 | AC | 2 ms
6,816 KB |
testcase_13 | AC | 2 ms
6,820 KB |
testcase_14 | AC | 2 ms
6,820 KB |
testcase_15 | AC | 2 ms
6,820 KB |
testcase_16 | AC | 2 ms
6,820 KB |
testcase_17 | AC | 426 ms
50,304 KB |
testcase_18 | AC | 426 ms
50,304 KB |
testcase_19 | AC | 426 ms
50,304 KB |
testcase_20 | AC | 527 ms
50,304 KB |
testcase_21 | AC | 534 ms
50,304 KB |
testcase_22 | AC | 514 ms
50,304 KB |
testcase_23 | AC | 492 ms
50,176 KB |
testcase_24 | AC | 488 ms
50,176 KB |
testcase_25 | AC | 489 ms
50,176 KB |
testcase_26 | AC | 556 ms
50,304 KB |
testcase_27 | AC | 556 ms
50,176 KB |
testcase_28 | AC | 414 ms
50,176 KB |
testcase_29 | AC | 464 ms
44,288 KB |
testcase_30 | AC | 446 ms
46,336 KB |
ソースコード
#include<bits/stdc++.h> #include<atcoder/all> #define rep(i,n) for (int i = 0; i < int(n); ++i) #define repp(i,n,m) for (int i = m; i < int(n); ++i) #define repb(i,n) for (int i = int(n)-1; i >= 0; --i) #define all(v) v.begin(),v.end() using namespace std; using namespace atcoder; using ll = long long; using ld = long double; using P = pair<int, int>; using PL = pair<long long, long long>; using pdd = pair<long double, long double>; using pil = pair<int,ll>; using pli = pair<ll,int>; using ppi = pair<P,int>; using pip = pair<int,P>; const int INF = 1001001007; const long long mod1 = 1000000007LL; const long long mod2 = 998244353LL; const ll inf = 2e18; const ld pi = 3.14159265358979323; const ld eps = 1e-7; template<typename T>void o(T a); template<class T>istream &operator>>(istream &is,vector<T> &v){for(auto &e:v)is>>e;return is;} template<class T>istream &operator>>(istream &is,vector<vector<T>> &v){for(auto &e:v)is>>e;return is;} template<typename T>bool range(T a,T b,T x){return (a<=x&&x<b);} template<typename T>bool rrange(T a,T b,T c,T d,T x,T y){return (range(a,c,x)&&range(b,d,y));} template<typename T>void rev(vector<T> &v){reverse(v.begin(),v.end());} void revs(string &s) {reverse(s.begin(),s.end());} template<typename T>void sor(vector<T> &v, int f=0){sort(v.begin(),v.end());if(f!=0) rev(v);} template<typename T>bool chmin(T &a,const T &b){if(a>b){a=b;return true;}return false;} template<typename T>bool chmax(T &a,const T &b){if(a<b){a=b;return true;}return false;} template<typename T>void uniq(vector<T> &v){sor(v);v.erase(unique(v.begin(),v.end()),v.end());} template<typename T>T cel(T a,T b){return (a+b-1)/b;} template<typename T1, typename T2>void print(pair<T1,T2> a); template<typename T>void print(vector<T> v); template<typename T>void print(vector<vector<T>> v); void print(){ putchar(' '); } void print(bool a){ printf("%d", a); } void print(int a){ printf("%d", a); } void print(long a){ printf("%ld", a); } void print(long long a){ printf("%lld", a); } void print(char a){ printf("%c", a); } void print(char a[]){ printf("%s", a); } void print(const char a[]){ printf("%s", a); } void print(long double a){ printf("%.15Lf", a); } void print(const string& a){ for(auto&& i : a) print(i); } template<class T> void print(const T& a){ cout << a; } int out(){ putchar('\n'); return 0; } template<class T> int out(const T& t){ print(t); putchar('\n'); return 0; } template<class Head, class... Tail> int out(const Head& head, const Tail&... tail){ print(head); putchar(' '); out(tail...); return 0; } void o(){cout<<"!?"<<endl;} template<typename T>void o(T a){cout<<a<<endl;} template<typename T1,typename T2>void print(pair<T1,T2> a){print(a.first);print(),print(a.second);} template<typename T>void print(vector<T> v){for(auto ite=v.begin();ite!=v.end();){print(*ite);if(++ite!=v.end())print();}} template<typename T>void print(vector<vector<T>> v){for(auto ite=v.begin();ite!=v.end();){print(*ite);if(++ite!=v.end())out();}} void yes(){out("Yes");} void no (){out("No");} void yn (bool t){if(t)yes();else no();} template<typename T>void dame(bool t, T s){if(!t){out(s);exit(0);}} vector<int> dx = {0,1,0,-1,1,1,-1,-1}; vector<int> dy = {1,0,-1,0,1,-1,-1,1}; const string ALP = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; const string alp = "abcdefghijklmnopqrstuvwxyz"; const string NUM = "0123456789"; ll gcd(ll a,ll b){return b?gcd(b,a%b):a;} ll lcm(ll a,ll b){return a/gcd(a,b)*b;} ll mpow(ll x,ll n,ll m){if(n==0)return 1LL;x%=m;ll a=mpow(x,n/2,m);a=a*a%m;return (n&1)?a*x%m:a;} using mint = modint998244353; void out(vector<mint> a){vector<ll> b(a.size()); rep(i,a.size()) b[i] = a[i].val(); out(b);} void out(vector<vector<mint>> a){for (auto v : a) out(v);} void solve(){ int h, w; cin >> h >> w; vector<string> a(h); cin >> a; vector<vector<int>> dp(h,vector<int>(w,0)); dp[0][0] = 2; string ans = ""; ans += a[0][0]; repp(s,h+w-1,1){ char c = 'z'; rep(i,s+1){ int x = i, y = s - i; if (!rrange(0,0,h,w,x,y)) continue; if (x > 0 && dp[x-1][y] == 2) chmin(c,a[x][y]), dp[x][y] = 1; if (y > 0 && dp[x][y-1] == 2) chmin(c,a[x][y]), dp[x][y] = 1; } ans += c; rep(i,s+1){ int x = i, y = s - i; if (!rrange(0,0,h,w,x,y)) continue; if (a[x][y] == c && dp[x][y] == 1) dp[x][y] = 2; } } out(ans); } int main(){ int t = 1; //cin >> t; while(t--) solve(); }