結果
問題 | No.277 根掘り葉掘り |
ユーザー | daleksprinter |
提出日時 | 2019-03-19 20:24:39 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,164 bytes |
コンパイル時間 | 1,699 ms |
コンパイル使用メモリ | 174,036 KB |
実行使用メモリ | 18,176 KB |
最終ジャッジ日時 | 2024-09-14 06:21:20 |
合計ジャッジ時間 | 5,478 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 | 5 ms
7,168 KB |
testcase_01 | AC | 5 ms
7,168 KB |
testcase_02 | WA | - |
testcase_03 | AC | 5 ms
7,168 KB |
testcase_04 | AC | 5 ms
7,168 KB |
testcase_05 | AC | 5 ms
7,168 KB |
testcase_06 | AC | 5 ms
7,040 KB |
testcase_07 | AC | 5 ms
7,040 KB |
testcase_08 | AC | 5 ms
7,168 KB |
testcase_09 | AC | 201 ms
18,176 KB |
testcase_10 | AC | 172 ms
10,992 KB |
testcase_11 | AC | 185 ms
11,904 KB |
testcase_12 | AC | 183 ms
14,976 KB |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
ソースコード
#include "bits/stdc++.h" using namespace std; /* macro */ #define rep(i,a,b) for(int i=a;i<b;i++) #define revrep(i,a,b) for(int i = a; i > b; i--) #define int long long #define exist(s,e) ((s).find(e)!=(s).end()) #define all(v) (v).begin(), (v).end() #define each(s,itr) for(auto (itr) = s.begin(); (itr) != s.end(); (itr)++) #define sum(v) accumulate(all(v), (0LL)) #define isin(a, b, c) (b <= a && a <= c) #define println cout << "\n"; #define sz(v) (int)v.size() #define bin(x) static_cast<bitset<16> >(x) /* alias */ template<class T> using vec = vector<T>; typedef vector<int> vi; typedef pair<int, int> pi; typedef tuple<int, int, int> ti; typedef map<int, int> mi; typedef set<int> si; /* constant */ const int inf = 1LL << 62; const int mod = 1e9 + 7; const int dx[8]={1,0,-1,0,-1,1,-1,1}; const int dy[8]={0,1,0,-1,-1,-1,1,1}; const string alphabet = "abcdefghijklmnopqrstuvwxyz"; /* io_method */ int input(){int tmp;cin >> tmp;return tmp;} string raw_input(){string tmp;cin >> tmp;return tmp;} template<class T> void printx(T n){cout << n;} template<class T, class U> void printx(pair<T, U> p){cout << "(" << p.first << "," << p.second << ")";} template<class T, class U, class V> void printx(tuple<T, U, V> t){cout << "{" << get<0>(t) << "," << get<1>(t) <<"," << get<2>(t) << "}" << endl;} template<class T> void printx(vector<T> v){cout << "{";rep(i,0,v.size()){printx(v[i]);if(i != v.size()-1)printx(",");}cout << "}";} template<class T> void print(T n){printx(n);cout << endl;} template<class T> void print(set<T> s){cout << "{";each(s, e){if(e != s.begin()) printx(",");printx(*e);}cout << "}" << endl;} template<class T, class U> void print(map<T, U> mp){cout << "{";each(mp, e){cout << "(" << e -> first << "," << e -> second << ")";}cout << "}" << endl;} template<class T> void printans(vec<T> v){rep(i,0,sz(v)){cout << v[i] << (i == sz(v) - 1 ? "" : " ");}cout << endl;} /* general_method */ template<class T>bool chmax(T &a, const T &b) { if (a<b) { a=b; return 1; } return 0; } template<class T>bool chmin(T &a, const T &b) { if (b<a) { a=b; return 1; } return 0; } template<class T>T cut(T &a, int l, int r){return T(a.begin()+l, a.begin()+r);} /* main */ int n; vec<vi> edges(101010); void in(){ cin >> n; rep(i,0, n - 1){ int f, t; cin >> f >> t; f--; t--; edges[f].push_back(t); edges[t].push_back(f); } } vi frmleaf(101010); vec<bool> visited(101010, false); int dfs(int v){ visited[v] = true; int ans = inf; rep(i,0,sz(edges[v])){ int nxt = edges[v][i]; if(visited[nxt]) continue; chmin(ans, 1 + dfs(nxt)); } return frmleaf[v] = (ans == inf ? 0 : ans); } vi frmroot(101010); vec<bool> vis(101010, false); void dfs2(int v, int d){ frmroot[v] = d; vis[v] = true; rep(i,0,sz(edges[v])){ int nxt = edges[v][i]; if(vis[nxt]) continue; dfs2(nxt, d + 1); } return; } void solve(){ dfs(0); dfs2(0, 0); rep(i,0,n){ print(min(frmroot[i], frmleaf[i])); } } signed main(){ cin.tie(0); ios::sync_with_stdio(false); in(); solve(); }