結果
問題 | No.317 辺の追加 |
ユーザー | rpy3cpp |
提出日時 | 2016-02-29 22:44:39 |
言語 | PyPy3 (7.3.15) |
結果 |
AC
|
実行時間 | 389 ms / 2,000 ms |
コード長 | 1,984 bytes |
コンパイル時間 | 253 ms |
コンパイル使用メモリ | 81,848 KB |
実行使用メモリ | 82,668 KB |
最終ジャッジ日時 | 2023-10-24 19:15:59 |
合計ジャッジ時間 | 11,753 ms |
ジャッジサーバーID (参考情報) |
judge15 / judge14 |
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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 | 39 ms
53,540 KB |
testcase_01 | AC | 39 ms
53,540 KB |
testcase_02 | AC | 316 ms
81,604 KB |
testcase_03 | AC | 324 ms
80,552 KB |
testcase_04 | AC | 316 ms
81,868 KB |
testcase_05 | AC | 306 ms
79,532 KB |
testcase_06 | AC | 346 ms
80,488 KB |
testcase_07 | AC | 224 ms
78,068 KB |
testcase_08 | AC | 331 ms
82,132 KB |
testcase_09 | AC | 344 ms
82,164 KB |
testcase_10 | AC | 384 ms
82,396 KB |
testcase_11 | AC | 146 ms
81,604 KB |
testcase_12 | AC | 376 ms
82,228 KB |
testcase_13 | AC | 191 ms
81,412 KB |
testcase_14 | AC | 356 ms
82,196 KB |
testcase_15 | AC | 372 ms
82,388 KB |
testcase_16 | AC | 341 ms
82,104 KB |
testcase_17 | AC | 366 ms
82,328 KB |
testcase_18 | AC | 389 ms
82,668 KB |
testcase_19 | AC | 385 ms
82,396 KB |
testcase_20 | AC | 330 ms
82,396 KB |
testcase_21 | AC | 119 ms
78,676 KB |
testcase_22 | AC | 110 ms
77,680 KB |
testcase_23 | AC | 111 ms
77,844 KB |
testcase_24 | AC | 135 ms
80,500 KB |
testcase_25 | AC | 129 ms
79,372 KB |
testcase_26 | AC | 129 ms
79,548 KB |
testcase_27 | AC | 122 ms
78,876 KB |
testcase_28 | AC | 110 ms
77,808 KB |
testcase_29 | AC | 91 ms
76,528 KB |
testcase_30 | AC | 213 ms
81,216 KB |
testcase_31 | AC | 227 ms
81,244 KB |
testcase_32 | AC | 206 ms
81,296 KB |
testcase_33 | AC | 229 ms
81,244 KB |
testcase_34 | AC | 204 ms
81,268 KB |
testcase_35 | AC | 228 ms
81,240 KB |
testcase_36 | AC | 206 ms
81,256 KB |
testcase_37 | AC | 208 ms
81,252 KB |
testcase_38 | AC | 212 ms
81,244 KB |
testcase_39 | AC | 226 ms
81,280 KB |
ソースコード
class DisjointSet(object): def __init__(self, n): self.parent = list(range(n)) self.rank = [0] * n def union(self, x, y): self._link(self.find_set(x), self.find_set(y)) def _link(self, x, y): if x == y: return if self.rank[x] > self.rank[y]: self.parent[y] = x else: self.parent[x] = y if self.rank[x] == self.rank[y]: self.rank[y] += 1 def find_set(self, x): xp = self.parent[x] if xp != x: self.parent[x] = self.find_set(xp) return self.parent[x] def read_data(): N, M = map(int, input().split()) ds = DisjointSet(N) for m in range(M): u, v = map(int, input().split()) u -= 1 v -= 1 if u == v: continue ds.union(u, v) return N, ds def solve2(N, ds): counts = [0] * N for i in range(N): counts[ds.find_set(i)] += 1 freqs = [0] * (N + 1) for c in counts: freqs[c] += 1 vs = [] ms = [] for i, f in enumerate(freqs): if f and i: vs.append(i) ms.append(f) dp = solve_min_coins(vs, ms, N) for w in dp[1:]: if w == N + 1: print(-1) else: print(w - 1) def solve_min_coins(vs, ms, N): dp = [N + 1] * (N + 1) dp[0] = 0 cum = 0 for v, m in zip(vs, ms): cum = update_dp(v, m, dp, cum) return dp def update_dp(v, m, dp, cum): if v == 1: for i in range(m + 1): dp[i] = i return cum + v * m pow2 = 1 while pow2 < m: update_dp_core(v * pow2, pow2, dp, cum) cum += v * pow2 m -= pow2 pow2 <<= 1 update_dp_core(v * m, m, dp, cum) return cum + v * m def update_dp_core(v, w, dp, cum): for i in range(cum, -1, -1): if dp[i] + w < dp[i + v]: dp[i + v] = dp[i] + w N, ds = read_data() solve2(N, ds)