結果
問題 | No.971 いたずらっ子 |
ユーザー | Laika |
提出日時 | 2020-01-18 05:17:07 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 247 ms / 2,000 ms |
コード長 | 2,387 bytes |
コンパイル時間 | 2,306 ms |
コンパイル使用メモリ | 204,424 KB |
実行使用メモリ | 23,424 KB |
最終ジャッジ日時 | 2024-11-07 11:37:09 |
合計ジャッジ時間 | 5,764 ms |
ジャッジサーバーID (参考情報) |
judge4 / 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 | 247 ms
23,424 KB |
testcase_01 | AC | 247 ms
23,424 KB |
testcase_02 | AC | 189 ms
22,400 KB |
testcase_03 | AC | 222 ms
23,424 KB |
testcase_04 | AC | 211 ms
23,168 KB |
testcase_05 | AC | 222 ms
23,424 KB |
testcase_06 | AC | 179 ms
22,528 KB |
testcase_07 | AC | 14 ms
19,456 KB |
testcase_08 | AC | 71 ms
20,480 KB |
testcase_09 | AC | 65 ms
20,608 KB |
testcase_10 | AC | 15 ms
19,456 KB |
testcase_11 | AC | 13 ms
19,456 KB |
testcase_12 | AC | 13 ms
19,456 KB |
testcase_13 | AC | 13 ms
19,456 KB |
testcase_14 | AC | 14 ms
19,456 KB |
testcase_15 | AC | 13 ms
19,456 KB |
testcase_16 | AC | 14 ms
19,456 KB |
testcase_17 | AC | 13 ms
19,456 KB |
testcase_18 | AC | 13 ms
19,456 KB |
testcase_19 | AC | 13 ms
19,456 KB |
testcase_20 | AC | 13 ms
19,456 KB |
testcase_21 | AC | 14 ms
19,456 KB |
testcase_22 | AC | 13 ms
19,456 KB |
testcase_23 | AC | 13 ms
19,456 KB |
testcase_24 | AC | 13 ms
19,456 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; #define rep(i, n) for(int i = 0; i < static_cast<int>(n); ++i) #define per(i, n) for(int i = static_cast<int>(n)-1; i >= 0; --i) #define eee(a) (cerr << (#a) << ": " << (a) << endl); #define ppp(a) (cout << (a) << endl); #define cop(a) for(auto x:(a)){cout << x << endl;} using ll = long long; constexpr int dx[2] = {1, 0}; constexpr int dy[2] = {0, 1}; constexpr char sp = ' '; constexpr ll MOD = 1e9+7; constexpr ll Mod = 998244353; constexpr int INF = 1e9; constexpr ll LINF = 1e18; constexpr double phi = (1+sqrt(5))/2; constexpr double pi = 3.14159265358979323846264338327950288; inline ll gcd(ll a, ll b){return b?gcd(b,a%b):a;} inline ll lcm(ll a, ll b){return a/gcd(a,b)*b;} inline ll inverse(ll n, ll m=MOD){ll a=n,b=m,x=1,y=0;while(b){ll t=a/b;a-=t*b;swap(a,b);x-=t*y;swap(x,y);}return (a%m+m)%m;} inline void Yes(){puts("Yes");} inline void No(){puts("No");} inline void Judge(bool b){b?Yes():No();} inline void YES(){puts("YES");} inline void NO(){puts("NO");} inline void JUDGE(bool b){b?YES():NO();} inline ll powmod(ll b, ll e, ll m=MOD){ll r=1;while(e>0){if(e&1)r=(r%m)*(b%m)%m;b=(b%m)*(b%m)%m;e>>=1;}return r;} inline double distance(ll x1, ll y1, ll x2, ll y2){return sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2));} inline double d2r(double d){return d*pi/180;} inline double r2d(double r){return r*180/pi;} 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<typename T1, typename T2> ostream& operator<<(ostream& s, const pair<T1, T2>& p) {return s << "(" << p.first << ", " << p.second << ")";} template<typename T> ostream& operator<<(ostream& s, const vector<T>& v) { s<<'[';for(size_t i=0;i<v.size();++i){s << v[i];if(i < v.size()-1) s << ", ";}s<<']';return s; } struct __{ __(){ cin.tie(0); ios::sync_with_stdio(0); cout<<fixed<<setprecision(15); } }; int dp[2020][2020]; int main(){ int h, w; cin >> h >> w; vector<vector<char>> a(h, vector<char>(w)); fill_n(*dp, 2020*2020, INF); dp[0][0] = 0; rep(i, h) { rep(j, w) { char a; cin >> a; if(i) chmin(dp[i][j], dp[i-1][j]+1); if(j) chmin(dp[i][j], dp[i][j-1]+1); if(a == 'k') dp[i][j] += i+j; } } ppp(dp[h-1][w-1]); return 0; }