結果
問題 | No.812 Change of Class |
ユーザー | sak |
提出日時 | 2020-06-22 02:08:36 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,349 bytes |
コンパイル時間 | 2,400 ms |
コンパイル使用メモリ | 216,764 KB |
実行使用メモリ | 13,936 KB |
最終ジャッジ日時 | 2024-07-03 18:33:52 |
合計ジャッジ時間 | 14,433 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge1 |
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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 | WA | - |
testcase_01 | WA | - |
testcase_02 | WA | - |
testcase_03 | WA | - |
testcase_04 | WA | - |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | AC | 5 ms
6,940 KB |
testcase_08 | AC | 3 ms
6,944 KB |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | AC | 21 ms
7,240 KB |
testcase_12 | WA | - |
testcase_13 | AC | 2 ms
6,940 KB |
testcase_14 | AC | 2 ms
6,944 KB |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | WA | - |
testcase_31 | WA | - |
testcase_32 | WA | - |
testcase_33 | WA | - |
testcase_34 | WA | - |
testcase_35 | WA | - |
testcase_36 | WA | - |
testcase_37 | WA | - |
testcase_38 | AC | 9 ms
6,940 KB |
testcase_39 | WA | - |
testcase_40 | WA | - |
testcase_41 | AC | 8 ms
6,944 KB |
testcase_42 | WA | - |
testcase_43 | WA | - |
testcase_44 | WA | - |
testcase_45 | WA | - |
testcase_46 | WA | - |
testcase_47 | WA | - |
testcase_48 | WA | - |
testcase_49 | WA | - |
testcase_50 | WA | - |
testcase_51 | WA | - |
testcase_52 | WA | - |
testcase_53 | WA | - |
testcase_54 | WA | - |
testcase_55 | AC | 163 ms
10,376 KB |
testcase_56 | AC | 213 ms
12,444 KB |
testcase_57 | AC | 234 ms
12,812 KB |
testcase_58 | AC | 111 ms
8,240 KB |
testcase_59 | AC | 255 ms
13,936 KB |
testcase_60 | AC | 2 ms
6,944 KB |
testcase_61 | AC | 2 ms
6,944 KB |
testcase_62 | AC | 2 ms
6,944 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef pair<ll, ll> p_ll; template<class T> void debug(T itr1, T itr2) { auto now = itr1; while(now<itr2) { cout << *now << " "; now++; } cout << endl; } #define repr(i,from,to) for (int i=(int)from; i<(int)to; i++) #define all(vec) vec.begin(), vec.end() #define rep(i,N) repr(i,0,N) #define per(i,N) for (int i=(int)N-1; i>=0; i--) const ll MOD = pow(10,9)+7; const ll LLINF = pow(2,61)-1; const int INF = pow(2,30)-1; vector<ll> fac; void c_fac(int x=pow(10,6)+10) { fac.resize(x,true); rep(i,x) fac[i] = i ? (fac[i-1]*i)%MOD : 1; } ll inv(ll a, ll m=MOD) { ll b = m, x = 1, y = 0; while (b!=0) { int d = a/b; a -= b*d; swap(a,b); x -= y*d; swap(x,y); } return (x+m)%m; } ll nck(ll n, ll k) { return fac[n]*inv(fac[k]*fac[n-k]%MOD)%MOD; } ll gcd(ll a, ll b) { if (a<b) swap(a,b); return b==0 ? a : gcd(b, a%b); } ll lcm(ll a, ll b) { return a/gcd(a,b)*b; } // ---------------------------------------------------------------------- // ---------------------------------------------------------------------- struct edge { ll to, d; }; vector<vector<edge>> adj; vector<ll> dijkstra(int n=0) { int N = adj.size(); auto c = [](const p_ll &x, const p_ll &y){return x.second>y.second;}; priority_queue<p_ll, vector<p_ll>, decltype(c)> q(c); vector<ll> result(N,LLINF); result[n] = 0; q.push(make_pair(n,0)); while(q.size()) { p_ll now = q.top(); q.pop(); ll np = now.first, nd = now.second; if (nd>result[np]) continue; for (auto x: adj[np]) { if (result[x.to]<=result[np]+x.d) continue; q.push(make_pair(x.to, result[np]+x.d)); result[x.to] = result[np]+x.d; } } return result; } // ---------------------------------------------------------------------- // ---------------------------------------------------------------------- int main() { ll N, M; cin >> N >> M; adj.resize(N); rep(i,M) { ll p, q; cin >> p >> q; p--; q--; adj[p].push_back({q,1}); adj[q].push_back({p,1}); } ll Q; cin >> Q; ll q[Q]; rep(i,Q) { cin >> q[i]; q[i]--; } rep(i,Q) { vector<ll> d = dijkstra(q[i]); ll count = 0, len = 0; rep(j,N) { if (q[i]!=j&&d[j]!=LLINF) { count++; if (d[j]!=1) len = max(len, d[j]); } } cout << count << " " << (len+1)/2 << endl; } return 0; }