結果
問題 | No.134 走れ!サブロー君 |
ユーザー | is_eri23 |
提出日時 | 2015-01-23 01:10:22 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 8 ms / 5,000 ms |
コード長 | 2,924 bytes |
コンパイル時間 | 1,300 ms |
コンパイル使用メモリ | 159,908 KB |
実行使用メモリ | 5,504 KB |
最終ジャッジ日時 | 2024-10-14 17:11:40 |
合計ジャッジ時間 | 1,962 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge3 |
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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
5,248 KB |
testcase_02 | AC | 1 ms
5,248 KB |
testcase_03 | AC | 2 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 3 ms
5,248 KB |
testcase_07 | AC | 4 ms
5,248 KB |
testcase_08 | AC | 8 ms
5,504 KB |
testcase_09 | AC | 8 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,248 KB |
testcase_11 | AC | 2 ms
5,248 KB |
testcase_12 | AC | 2 ms
5,248 KB |
testcase_13 | AC | 2 ms
5,248 KB |
testcase_14 | AC | 2 ms
5,248 KB |
ソースコード
#include <bits/stdc++.h> #define EPS 1e-9 #define INF 1070000000LL #define MOD 1000000007LL #define fir first #define foreach(it,X) for(auto it=(X).begin();it!=(X).end();it++) #define numa(x,a) for(auto x: a) #define ite iterator #define mp make_pair #define rep(i,n) rep2(i,0,n) #define rep2(i,m,n) for(int i=m;i<(n);i++) #define pb push_back #define pf push_front #define sec second #define sz(x) ((int)(x).size()) #define ALL( c ) (c).begin(), (c).end() #define gcd(a,b) __gcd(a,b) #define mem(x,n) memset(x,n,sizeof(x)) #define endl "\n" using namespace std; template <int POS, class TUPLE> void deploy(std::ostream &os, const TUPLE &tuple){} template <int POS, class TUPLE, class H, class ...Ts> void deploy(std::ostream &os, const TUPLE &t){ os << (POS == 0 ? "" : ", ") << get<POS>(t); deploy<POS + 1, TUPLE, Ts...>(os, t); } template <class T,class U> std::ostream& operator<<(std::ostream &os, std::pair<T,U> &p){ os << "(" << p.first <<", " << p.second <<")";return os; } template <class T> std::ostream& operator<<(std::ostream &os, std::vector<T> &v){ int remain = v.size(); os << "{"; for(auto e: v) os << e << (--remain == 0 ? "}" : ", "); return os; } template <class T> std::ostream& operator<<(std::ostream &os, std::set<T> &v){ int remain = v.size(); os << "{"; for(auto e: v) os << e << (--remain == 0 ? "}" : ", "); return os; } template <class T, class K> std::ostream& operator<<(std::ostream &os, std::map<T, K> &mp){ int remain = mp.size(); os << "{"; for(auto e: mp) os << "(" << e.first << " -> " << e.second << ")" << (--remain == 0 ? "}" : ", "); return os; } #define DEBUG1(var0) { std::cerr << (#var0) << "=" << (var0) << endl; } #define DEBUG2(var0, var1) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG1(var1); } #define DEBUG3(var0, var1, var2) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG2(var1,var2); } #define DEBUG4(var0, var1, var2, var3) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG3(var1,var2,var3); } using ll = long long; int X[15]; int Y[15]; double W[15]; double memo[15][1<<14]; int N; double calc(int start, int goal, double weight){ double d = abs(X[start] - X[goal]) + abs(Y[start] - Y[goal]); return d * (weight + 100.0) / 120; } double dp_go(int now, int bit, double weight){ if (abs(weight) <= EPS) { return calc(now,0,0); } if (memo[now][bit] >= 0) { return memo[now][bit]; } double ret = INF; rep(i,N){ if ((bit & (1LL<<i)) == 0) { ret = min(ret,dp_go(i,(bit ^ (1LL<<i)),weight-W[i])+calc(now,i,weight)); } } return memo[now][bit] = ret; } int main() { cin.tie(0); ios_base::sync_with_stdio(0); cin >> X[0] >> Y[0]; cin >> N; N += 1; double weight = 0; rep2(i,1,N){ int w; cin >> X[i] >> Y[i] >> W[i]; weight += W[i]; } rep(x,N){ rep(i,1<<N){ memo[x][i] = -1; } } cout << fixed << setprecision(10) << dp_go(0,1,weight) + weight<< endl; return 0; }