Submission #936049

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
936049	2024-03-01 04:26:00	azberjibiou	Beech Tree (IOI23_beechtree)	C++17	100 / 100	364 ms	61000 KiB

beechtree

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#include "beechtree.h"
#include <bits/stdc++.h>
#define all(v) v.begin(), v.end()
#define pb push_back
#define lb lower_bound
#define gibon ios::sync_with_stdio(false); cin.tie(0);
#define fi first
#define se second
#define pii pair<int, int>
#define pll pair<ll, ll>
typedef long long ll;
using namespace std;
const int mxN=200010;
const int mxM=200100;
const int mxK=61;
const int MOD=1e9;
const ll INF=2e18;
int N, M;
vector <pii> v[mxN];
pii par[mxN];
bool ok[mxN];
int sub[mxN];
set <pii> s[mxN]; ///subtree 크기, 노드
void input(){
    cin >> N >> M;
    for(int i=1;i<=N;i++){
        cin >> par[i].fi;
        par[i].fi++;
 
 
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Compilation message (stderr)

beechtree.cpp: In function 'bool cmp(int, int)':
beechtree.cpp:41:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   41 |         if(idx==v[b].size() || v[b][idx].fi!=nxta || sub[v[b][idx].se]<sub[x]) return false;
      |            ~~~^~~~~~~~~~~~~
beechtree.cpp: In function 'void dfs(int)':
beechtree.cpp:69:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   69 |     for(int i=1;i<v[now].size();i++) if(v[now][i-1].fi==v[now][i].fi) return;
      |                 ~^~~~~~~~~~~~~~

• Subtask 0: 0 / 0
• Subtask 1: 9 / 9
• Subtask 2: 5 / 5
• Subtask 3: 9 / 9
• Subtask 4: 8 / 8
• Subtask 5: 14 / 14
• Subtask 6: 14 / 14
• Subtask 7: 12 / 12
• Subtask 8: 17 / 17
• Subtask 9: 12 / 12