結果
問題 | No.1413 Dynamic Sushi |
ユーザー | LayCurse |
提出日時 | 2021-02-28 21:28:58 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 641 ms / 4,000 ms |
コード長 | 5,996 bytes |
コンパイル時間 | 2,606 ms |
コンパイル使用メモリ | 218,036 KB |
実行使用メモリ | 5,248 KB |
最終ジャッジ日時 | 2024-10-02 22:06:51 |
合計ジャッジ時間 | 15,622 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 | 465 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 464 ms
5,248 KB |
testcase_05 | AC | 601 ms
5,248 KB |
testcase_06 | AC | 604 ms
5,248 KB |
testcase_07 | AC | 605 ms
5,248 KB |
testcase_08 | AC | 584 ms
5,248 KB |
testcase_09 | AC | 626 ms
5,248 KB |
testcase_10 | AC | 605 ms
5,248 KB |
testcase_11 | AC | 611 ms
5,248 KB |
testcase_12 | AC | 600 ms
5,248 KB |
testcase_13 | AC | 548 ms
5,248 KB |
testcase_14 | AC | 637 ms
5,248 KB |
testcase_15 | AC | 623 ms
5,248 KB |
testcase_16 | AC | 641 ms
5,248 KB |
testcase_17 | AC | 636 ms
5,248 KB |
testcase_18 | AC | 607 ms
5,248 KB |
testcase_19 | AC | 631 ms
5,248 KB |
testcase_20 | AC | 266 ms
5,248 KB |
testcase_21 | AC | 4 ms
5,248 KB |
testcase_22 | AC | 622 ms
5,248 KB |
testcase_23 | AC | 595 ms
5,248 KB |
testcase_24 | AC | 610 ms
5,248 KB |
ソースコード
#pragma GCC optimize ("Ofast") #include<bits/stdc++.h> using namespace std; #define PI 3.14159265358979323846 inline int my_getchar_unlocked(){ static char buf[1048576]; static int s = 1048576; static int e = 1048576; if(s == e && e == 1048576){ e = fread_unlocked(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_unlocked(); if(k=='-'){ m=1; break; } if('0'<=k&&k<='9'){ x=k-'0'; break; } } for(;;){ k = my_getchar_unlocked(); if(k<'0'||k>'9'){ break; } x=x*10+k-'0'; } if(m){ x=-x; } } inline void rd(double &x){ int k; int m=0; int p=0; double r = 1; x = 0; for(;;){ k = my_getchar_unlocked(); if(k=='-'){ m = 1; break; } if(k=='.'){ p = 1; break; } if('0'<=k&&k<='9'){ x = k - '0'; break; } } for(;;){ k = my_getchar_unlocked(); if(k=='.'){ p = 1; continue; } if(k<'0'||k>'9'){ break; } if(p){ r *= 0.1; x += r * (k - '0'); } else{ x = x * 10 + k - '0'; } } if(m){ x = -x; } } struct MY_WRITER{ char buf[1048576]; int s; int e; MY_WRITER(){ s = 0; e = 1048576; } ~MY_WRITER(){ if(s){ fwrite_unlocked(buf, 1, s, stdout); } } } ; MY_WRITER MY_WRITER_VAR; void my_putchar_unlocked(int a){ if(MY_WRITER_VAR.s == MY_WRITER_VAR.e){ fwrite_unlocked(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_unlocked(a); } int WRITER_DOUBLE_DIGIT = 15; inline int writerDigit_double(){ return WRITER_DOUBLE_DIGIT; } inline void writerDigit_double(int d){ WRITER_DOUBLE_DIGIT = d; } inline void wt_L(double x){ const int d = WRITER_DOUBLE_DIGIT; int k; int r; double v; if(x!=x || (x==x+1 && x==2*x)){ my_putchar_unlocked('E'); my_putchar_unlocked('r'); my_putchar_unlocked('r'); return; } if(x < 0){ my_putchar_unlocked('-'); x = -x; } x += 0.5 * pow(0.1, d); r = 0; v = 1; while(x >= 10*v){ v *= 10; r++; } while(r >= 0){ r--; k = floor(x / v); if(k >= 10){ k = 9; } if(k <= -1){ k = 0; } x -= k * v; v *= 0.1; my_putchar_unlocked(k + '0'); } if(d > 0){ my_putchar_unlocked('.'); v = 1; for(r=(0);r<(d);r++){ v *= 0.1; k = floor(x / v); if(k >= 10){ k = 9; } if(k <= -1){ k = 0; } x -= k * v; my_putchar_unlocked(k + '0'); } } } template<class T> inline T pow2_L(T a){ return a*a; } template<class S, class T> inline S chmin(S &a, T b){ if(a>b){ a=b; } return a; } int N; double W; double X[13]; double Y[13]; double R[13]; double V[13]; double A[13]; double dp[13][10000]; int main(){ int i, mask; double res = 1e150; double tmp; double dx; double dy; double d; rd(N); rd(W); { int Lj4PdHRW; for(Lj4PdHRW=(0);Lj4PdHRW<(N);Lj4PdHRW++){ rd(X[Lj4PdHRW]); rd(Y[Lj4PdHRW]); rd(R[Lj4PdHRW]); rd(V[Lj4PdHRW]); rd(A[Lj4PdHRW]); } } N++; for(i=(0);i<(N);i++){ int j; for(j=(0);j<(1<<N);j++){ dp[i][j] = 1e150; } } dp[N-1][1<<(N-1)] = 0; for(mask=(0);mask<(1<<N);mask++){ for(i=(0);i<(N);i++){ if(dp[i][mask] < 1e150){ int j; for(j=(0);j<(N);j++){ if(!((mask) &(1<<(j)))){ double a2conNHc; double hCmBdyQB; double V9aVTaxx; a2conNHc = 0; hCmBdyQB = 1e8; for(;;){ V9aVTaxx = (a2conNHc + hCmBdyQB) / 2; if(hCmBdyQB - a2conNHc < 1e-9){ break; } if(a2conNHc > 0 && hCmBdyQB - a2conNHc < a2conNHc * 1e-9){ break; } if(hCmBdyQB < 0 && hCmBdyQB - a2conNHc < (-hCmBdyQB) * 1e-9){ break; } if(V9aVTaxx == a2conNHc || V9aVTaxx == hCmBdyQB){ break; } dx = X[i] + R[i] * cos((V[i] * dp[i][mask] + A[i]) * PI / 180); dy = Y[i] + R[i] * sin((V[i] * dp[i][mask] + A[i]) * PI / 180); dx -= X[j] + R[j] * cos((V[j] * (dp[i][mask]+V9aVTaxx) + A[j]) * PI / 180); dy -= Y[j] + R[j] * sin((V[j] * (dp[i][mask]+V9aVTaxx) + A[j]) * PI / 180); d = sqrt((pow2_L(dx))+(pow2_L(dy))); if(d <= W * V9aVTaxx){ hCmBdyQB = V9aVTaxx; } else{ a2conNHc = V9aVTaxx; } } tmp =((a2conNHc + hCmBdyQB) / 2); chmin(dp[j][mask|(1<<j)], dp[i][mask] + tmp); } } } } } for(i=(0);i<(N);i++){ chmin(res, dp[i][(1<<N)-1]); } wt_L(res); wt_L('\n'); return 0; } // cLay version 20210227-1 // --- original code --- // int N; double W, X[13], Y[], R[], V[], A[]; // double dp[13][1d4]; // { // double res = double_inf, tmp, dx, dy, d; // rd(N,W,(X,Y,R,V,A)(N)); // N++; // rep(i,N) rep(j,1<<N) dp[i][j] = double_inf; // dp[N-1][1<<(N-1)] = 0; // rep(mask,1<<N) rep(i,N) if(dp[i][mask] < double_inf){ // rep(j,N) if(!BIT_ith(mask,j)){ // tmp = bsearch_min[double,t,0,1e8,E=1e-9][ // dx = X[i] + R[i] * cos((V[i] * dp[i][mask] + A[i]) * PI / 180); // dy = Y[i] + R[i] * sin((V[i] * dp[i][mask] + A[i]) * PI / 180); // dx -= X[j] + R[j] * cos((V[j] * (dp[i][mask]+t) + A[j]) * PI / 180); // dy -= Y[j] + R[j] * sin((V[j] * (dp[i][mask]+t) + A[j]) * PI / 180); // d = sqrt(dx ** 2 + dy ** 2); // ](d <= W * t); // dp[j][mask|(1<<j)] <?= dp[i][mask] + tmp; // } // } // rep(i,N) res <?= dp[i][(1<<N)-1]; // wt(res); // }