結果
問題 | No.1638 Robot Maze |
ユーザー | 👑Zack Ni |
提出日時 | 2021-08-06 22:02:33 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 5 ms / 2,000 ms |
コード長 | 11,278 bytes |
コンパイル時間 | 2,194 ms |
コンパイル使用メモリ | 183,804 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-09-17 02:01:30 |
合計ジャッジ時間 | 3,695 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge5 |
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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
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 5 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | AC | 3 ms
5,376 KB |
testcase_14 | AC | 4 ms
5,376 KB |
testcase_15 | AC | 3 ms
5,376 KB |
testcase_16 | AC | 3 ms
5,376 KB |
testcase_17 | AC | 3 ms
5,376 KB |
testcase_18 | AC | 2 ms
5,376 KB |
testcase_19 | AC | 3 ms
5,376 KB |
testcase_20 | AC | 3 ms
5,376 KB |
testcase_21 | AC | 3 ms
5,376 KB |
testcase_22 | AC | 3 ms
5,376 KB |
testcase_23 | AC | 3 ms
5,376 KB |
testcase_24 | AC | 3 ms
5,376 KB |
testcase_25 | AC | 3 ms
5,376 KB |
testcase_26 | AC | 3 ms
5,376 KB |
testcase_27 | AC | 3 ms
5,376 KB |
testcase_28 | AC | 3 ms
5,376 KB |
testcase_29 | AC | 3 ms
5,376 KB |
testcase_30 | AC | 2 ms
5,376 KB |
testcase_31 | AC | 2 ms
5,376 KB |
testcase_32 | AC | 4 ms
5,376 KB |
testcase_33 | AC | 5 ms
5,376 KB |
testcase_34 | AC | 4 ms
5,376 KB |
testcase_35 | AC | 5 ms
5,376 KB |
testcase_36 | AC | 5 ms
5,376 KB |
testcase_37 | AC | 4 ms
5,376 KB |
testcase_38 | AC | 4 ms
5,376 KB |
testcase_39 | AC | 5 ms
5,376 KB |
testcase_40 | AC | 4 ms
5,376 KB |
testcase_41 | AC | 4 ms
5,376 KB |
testcase_42 | AC | 4 ms
5,376 KB |
testcase_43 | AC | 4 ms
5,376 KB |
testcase_44 | AC | 4 ms
5,376 KB |
testcase_45 | AC | 4 ms
5,376 KB |
testcase_46 | AC | 5 ms
5,376 KB |
testcase_47 | AC | 4 ms
5,376 KB |
testcase_48 | AC | 4 ms
5,376 KB |
testcase_49 | AC | 4 ms
5,376 KB |
testcase_50 | AC | 4 ms
5,376 KB |
testcase_51 | AC | 4 ms
5,376 KB |
ソースコード
#pragma GCC optimize ("Ofast") #include<bits/stdc++.h> using namespace std; void*wmem; char memarr[96000000]; template<class T> inline void walloc1d(T **arr, int x, void **mem = &wmem){ static int skip[16] = {0, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1}; (*mem) = (void*)( ((char*)(*mem)) + skip[((unsigned long long)(*mem)) & 15] ); (*arr)=(T*)(*mem); (*mem)=((*arr)+x); } template<class T> inline void walloc1d(T **arr, int x1, int x2, void **mem = &wmem){ walloc1d(arr, x2-x1, mem); (*arr) -= x1; } inline int my_getchar(){ static char buf[1048576]; static int s = 1048576; static int e = 1048576; if(s == e && e == 1048576){ e = fread(buf, 1, 1048576, stdin); s = 0; } if(s == e){ return EOF; } return buf[s++]; } inline void rd(int &x){ int k; int m=0; x=0; for(;;){ k = my_getchar(); if(k=='-'){ m=1; break; } if('0'<=k&&k<='9'){ x=k-'0'; break; } } for(;;){ k = my_getchar(); if(k<'0'||k>'9'){ break; } x=x*10+k-'0'; } if(m){ x=-x; } } inline void rd(long long &x){ int k; int m=0; x=0; for(;;){ k = my_getchar(); if(k=='-'){ m=1; break; } if('0'<=k&&k<='9'){ x=k-'0'; break; } } for(;;){ k = my_getchar(); if(k<'0'||k>'9'){ break; } x=x*10+k-'0'; } if(m){ x=-x; } } inline void rd(char &c){ int i; for(;;){ i = my_getchar(); if(i!=' '&&i!='\n'&&i!='\r'&&i!='\t'&&i!=EOF){ break; } } c = i; } inline int rd(char c[]){ int i; int sz = 0; for(;;){ i = my_getchar(); if(i!=' '&&i!='\n'&&i!='\r'&&i!='\t'&&i!=EOF){ break; } } c[sz++] = i; for(;;){ i = my_getchar(); if(i==' '||i=='\n'||i=='\r'||i=='\t'||i==EOF){ break; } c[sz++] = i; } c[sz]='\0'; return sz; } struct MY_WRITER{ char buf[1048576]; int s; int e; MY_WRITER(){ s = 0; e = 1048576; } ~MY_WRITER(){ if(s){ fwrite(buf, 1, s, stdout); } } } ; MY_WRITER MY_WRITER_VAR; void my_putchar(int a){ if(MY_WRITER_VAR.s == MY_WRITER_VAR.e){ fwrite(MY_WRITER_VAR.buf, 1, MY_WRITER_VAR.s, stdout); MY_WRITER_VAR.s = 0; } MY_WRITER_VAR.buf[MY_WRITER_VAR.s++] = a; } inline void wt_L(char a){ my_putchar(a); } inline void wt_L(const char c[]){ int i=0; for(i=0;c[i]!='\0';i++){ my_putchar(c[i]); } } template<class S> inline void arrInsert(const int k, int &sz, S a[], const S aval){ int i; sz++; for(i=sz-1;i>k;i--){ a[i] = a[i-1]; } a[k] = aval; } template<class S, class T> inline void arrInsert(const int k, int &sz, S a[], const S aval, T b[], const T bval){ int i; sz++; for(i=sz-1;i>k;i--){ a[i] = a[i-1]; } for(i=sz-1;i>k;i--){ b[i] = b[i-1]; } a[k] = aval; b[k] = bval; } template<class S, class T, class U> inline void arrInsert(const int k, int &sz, S a[], const S aval, T b[], const T bval, U c[], const U cval){ int i; sz++; for(i=sz-1;i>k;i--){ a[i] = a[i-1]; } for(i=sz-1;i>k;i--){ b[i] = b[i-1]; } for(i=sz-1;i>k;i--){ c[i] = c[i-1]; } a[k] = aval; b[k] = bval; c[k] = cval; } template<class S, class T, class U, class V> inline void arrInsert(const int k, int &sz, S a[], const S aval, T b[], const T bval, U c[], const U cval, V d[], const V dval){ int i; sz++; for(i=sz-1;i>k;i--){ a[i] = a[i-1]; } for(i=sz-1;i>k;i--){ b[i] = b[i-1]; } for(i=sz-1;i>k;i--){ c[i] = c[i-1]; } for(i=sz-1;i>k;i--){ d[i] = d[i-1]; } a[k] = aval; b[k] = bval; c[k] = cval; d[k] = dval; } template <class T> struct DijkstraHeap{ int*hp; int*place; int size; char*visited; T*val; void malloc(int N){ hp = (int*)std::malloc(N*sizeof(int)); place = (int*)std::malloc(N*sizeof(int)); visited = (char*)std::malloc(N*sizeof(char)); val = (T*)std::malloc(N*sizeof(T)); } void free(){ std::free(hp); std::free(place); std::free(visited); std::free(val); } void walloc(int N, void **mem=&wmem){ walloc1d(&hp, N, mem); walloc1d(&place, N, mem); walloc1d(&visited, N, mem); walloc1d(&val, N, mem); } void init(int N){ int i; size = 0; for(i=(0);i<(N);i++){ place[i]=-1; } for(i=(0);i<(N);i++){ visited[i]=0; } } void up(int n){ int m; while(n){ m=(n-1)/2; if(val[hp[m]]<=val[hp[n]]){ break; } swap(hp[m],hp[n]); swap(place[hp[m]],place[hp[n]]); n=m; } } void down(int n){ int m; for(;;){ m=2*n+1; if(m>=size){ break; } if(m+1<size&&val[hp[m]]>val[hp[m+1]]){ m++; } if(val[hp[m]]>=val[hp[n]]){ break; } swap(hp[m],hp[n]); swap(place[hp[m]],place[hp[n]]); n=m; } } void change(int n, T v){ if(visited[n]||(place[n]>=0&&val[n]<=v)){ return; } val[n]=v; if(place[n]==-1){ place[n]=size; hp[size++]=n; up(place[n]); } else{ up(place[n]); } } int pop(void){ int res=hp[0]; place[res]=-1; size--; if(size){ hp[0]=hp[size]; place[hp[0]]=0; down(0); } visited[res]=1; return res; } } ; struct graph{ int N; int*es; int**edge; void setDirectEdge(int N__, int M, int A[], int B[], void **mem = &wmem){ int i; N = N__; walloc1d(&es, N, mem); walloc1d(&edge, N, mem); walloc1d(&edge[0], M, mem); for(i=(0);i<(N);i++){ es[i] = 0; } for(i=(0);i<(M);i++){ es[A[i]]++; } for(i=(0);i<(N);i++){ walloc1d(&edge[i], es[i], mem); } for(i=(0);i<(N);i++){ es[i] = 0; } for(i=(0);i<(M);i++){ edge[A[i]][es[A[i]]++] = B[i]; } } void getDist(int root, int res[], void *mem = wmem){ int i; int j; int k; int*q; int s; int z; walloc1d(&q, N, &mem); for(i=(0);i<(N);i++){ res[i]=-1; } res[root]=0; s=0; z=1; q[0]=root; while(z){ i=q[s++]; z--; for(j=(0);j<(es[i]);j++){ k=edge[i][j]; if(res[k]>=0){ continue; } res[k]=res[i]+1; q[s+z++]=k; } } } int getDist(int a, int b, void *mem = wmem){ int i; int j; int k; int*q; int s; int z; int*d; if(a==b){ return 0; } walloc1d(&d, N, &mem); walloc1d(&q, N, &mem); for(i=(0);i<(N);i++){ d[i] = -1; } d[a] = 0; s = 0; z = 1; q[0] = a; while(z){ i = q[s++]; z--; for(j=(0);j<(es[i]);j++){ k = edge[i][j]; if(d[k] >= 0){ continue; } d[k] = d[i] + 1; if(k==b){ return d[k]; } q[s+z++] = k; } } return -1; } } ; template<class T> struct wgraph{ int N; int*es; int**edge; T**cost; graph g; void setDirectEdge(int N__, int M, int A[], int B[], T C[], void **mem = &wmem){ int i; N = N__; walloc1d(&es, N, mem); for(i=(0);i<(N);i++){ es[i] = 0; } for(i=(0);i<(M);i++){ es[A[i]]++; } walloc1d(&edge, N, mem); for(i=(0);i<(N);i++){ walloc1d(&edge[i], es[i], mem); } walloc1d(&cost, N, mem); for(i=(0);i<(N);i++){ walloc1d(&cost[i], es[i], mem); } for(i=(0);i<(N);i++){ es[i] = 0; } for(i=(0);i<(M);i++){ edge[A[i]][es[A[i]]] = B[i]; cost[A[i]][es[A[i]]++] = C[i]; } g.N = N; g.es = es; g.edge = edge; } template<class S> void getDist(int root, S res[], S unreachable = -1, void *mem = wmem){ int i; int j; DijkstraHeap<S> hp; hp.walloc(N, &mem); hp.init(N); hp.change(root,0); while(hp.size){ i = hp.pop(); for(j=(0);j<(es[i]);j++){ hp.change(edge[i][j], hp.val[i]+cost[i][j]); } } for(i=(0);i<(N);i++){ res[i] = (hp.visited[i] ? hp.val[i] : unreachable); } } } ; int H; int W; long long U; long long D; long long R; long long L; long long K; long long P; int xs; int ys; int xt; int yt; char C[110][110]; int vn[110][110]; int tvn; int A[100000]; int B[100000]; int esz; long long C2[100000]; void add_edge(int x, int y, long long z){ arrInsert(esz, esz, A, x, B, y, C2, z); } wgraph<long long> g; const int dx[4] = {1, -1, 0, 0}; const int dy[4] = {0, 0, 1, -1}; long long costdir[4]; bool within(int x, int y){ return (0 <= x && x < H) && (0 <= y && y < W); } long long res[100000]; int main(){ int i; wmem = memarr; rd(H); rd(W); rd(U); rd(D); rd(R); rd(L); rd(K); rd(P); rd(xs); rd(ys); rd(xt); rd(yt); --xs; --ys; --xt; --yt; for(i=(0);i<(H);i++){ rd(C[i]); } costdir[0] = D; costdir[1] = U; costdir[2] = R; costdir[3] = L; tvn = 0; for(i=(0);i<(H);i++){ int j; for(j=(0);j<(W);j++){ vn[i][j] = tvn++; } } for(i=(0);i<(H);i++){ int j; for(j=(0);j<(W);j++){ int k; for(k=(0);k<(4);k++){ int ni = i + dx[k]; int nj = j + dy[k]; long long nc = costdir[k]; if(!within(ni, nj)){ continue; } if(C[ni][nj] == '#'){ continue; } if(C[ni][nj] == '@'){ nc += P; } add_edge(vn[i][j], vn[ni][nj], nc); } } } g.setDirectEdge(tvn, esz, A, B, C2); g.getDist(vn[xs][ys], res); if(res[vn[xt][yt]] == -1){ wt_L("No"); wt_L('\n'); exit(0); } if(res[vn[xt][yt]] <= K){ wt_L("Yes"); wt_L('\n'); exit(0); } wt_L("No"); wt_L('\n'); return 0; } // cLay version 20210405-1 // --- original code --- // //no-unlocked // // int H, W; // ll U, D, R, L, K, P; // int xs, ys, xt, yt; // char C[110][110]; // int vn[110][110], tvn; // // int A[1d5], B[], esz; // ll C2[]; // // void add_edge(int x, int y, ll z){ // arrInsert(esz, esz, A, x, B, y, C2, z); // } // // wgraph<ll> g; // // const int dx[4] = {1, -1, 0, 0}; // const int dy[4] = {0, 0, 1, -1}; // ll costdir[4]; // bool within(int x, int y){ // return (0 <= x < H) && (0 <= y < W); // } // //const char * = "DURL"; // ll res[1d5]; // { // rd(H, W); // rd(U, D, R, L, K, P); // rd(xs, ys, xt, yt); // --xs; --ys; --xt; --yt; // rep(i, H){ // rd(C[i]); // } // costdir[0] = D;costdir[1] = U; costdir[2] = R;costdir[3] = L; // tvn = 0; // rep(i, H){ // rep(j, W){ // vn[i][j] = tvn++; // } // } // rep(i, H) // rep(j, W){ // rep(k, 4){ // int ni = i + dx[k]; // int nj = j + dy[k]; // ll nc = costdir[k]; // if(!within(ni, nj)) continue; // if(C[ni][nj] == '#') continue; // if(C[ni][nj] == '@'){ // nc += P; // } // add_edge(vn[i][j], vn[ni][nj], nc); // } // } // g.setDirectEdge(tvn, esz, A, B, C2); // g.getDist(vn[xs][ys], res); // if(res[vn[xt][yt]] == -1){ // wt("No"); // exit(0); // } // if(res[vn[xt][yt]] <= K){ // wt("Yes"); // exit(0); // } // wt("No"); // }