結果
問題 |
No.1601 With Animals into Institute
|
ユーザー |
|
提出日時 | 2021-06-13 23:33:50 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 1,166 ms / 3,000 ms |
コード長 | 1,845 bytes |
コンパイル時間 | 366 ms |
コンパイル使用メモリ | 82,356 KB |
実行使用メモリ | 141,912 KB |
最終ジャッジ日時 | 2024-07-02 02:04:47 |
合計ジャッジ時間 | 17,622 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
(要ログイン)
ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 36 |
ソースコード
import sys input = lambda : sys.stdin.readline().rstrip() sys.setrecursionlimit(2*10**5+10) write = lambda x: sys.stdout.write(x+"\n") debug = lambda x: sys.stderr.write(x+"\n") writef = lambda x: print("{:.12f}".format(x)) n,m = list(map(int, input().split())) ns = [[] for _ in range(n)] s = 0 for i in range(m): a,b,c,x = map(int, input().split()) a -= 1 b -= 1 ns[a].append((c,b,x)) ns[b].append((c,a,x)) s += c from heapq import heappop as hpp, heappush as hp def t2i(*vs): n = len(vs) val = 1 nvs = [1] for v in vs[::-1]: val *= v nvs.append(val) vs = tuple(nvs[::-1]) def to(*args): return sum((v1*v2 for v1,v2 in zip(vs, args))) def frm(val): res = [] for v in vs: tmp, val = divmod(val, v) res.append(tmp) return res return to,frm def t2i(*vs): n = len(vs)+1 nvs = [1] val = 1 for v in vs[::-1]: val *= v nvs.append(val) vs = nvs[::-1] tos = "def to(%s):\n" % (",".join([f"v{i}" for i in range(n)])) tos += " val = 0\n" for i,v in enumerate(vs): tos += f" val += {v} * v{i}\n" tos += " return val" frms = f"def frm(val):\n" for i in range(n-1): frms += f" v{i},val = divmod(val, {vs[i]})\n" frms += " return %s" % ((", ".join([f"v{i}" for i in range(n-1)]) + ", val")) return tos, frms tos, frms = t2i(n,2) exec(tos) exec(frms) # to,frm = t2i(n,2) inf = 2*s + 10 vals = [[inf]*n for _ in range(2)] vals[0][n-1] = 0 q = [to(0, n-1, 0)] while q: d,u,x = frm(hpp(q)) if vals[x][u]<d: continue for c,v,xx in ns[u]: nx = x|xx nd = d+c if vals[nx][v]>nd: vals[nx][v] = nd hp(q, to(nd, v, nx)) ans = vals[1] write("\n".join(map(str, ans[:n-1])))