제출 #105887

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
105887	2019-04-15 14:32:36	Kepperoni	Mergers (JOI19_mergers)	C++14	100 / 100	1345 ms	63452 KiB

mergers

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#include <bits/stdc++.h>
#define x first
#define y second
#define pb push_back
#define all(x) x.begin(), x.end()
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pii;
const int MAXN = 5e5 + 10;
int n, kk;
int gr[MAXN];
int le[MAXN], ri[MAXN];
int fi[MAXN], se[MAXN];
int cmi[MAXN], cma[MAXN], cnt[MAXN], tr[MAXN];
vector<int> k[MAXN];
int leaf = 1;
int ccnt = 1;
void prep(int v, int p = 0){
  le[v] = ccnt;
  ri[v] = ccnt;
  fi[gr[v]] = min(fi[gr[v]], ccnt);
  se[gr[v]] = max(se[gr[v]], ccnt);
  ccnt++;
  for(auto x : k[v]){
 
 
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컴파일 시 표준 에러 (stderr) 메시지

mergers.cpp: In function 'int main()':
mergers.cpp:61:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf(" %d %d", &n, &kk);
  ~~~~~^~~~~~~~~~~~~~~~~~~
mergers.cpp:64:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   int ca, cb; scanf(" %d %d", &ca, &cb);
               ~~~~~^~~~~~~~~~~~~~~~~~~~
mergers.cpp:69:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1; i<=n; i++) scanf(" %d", &gr[i]);
                          ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 24 / 24
• Subtask 3: 14 / 14
• Subtask 4: 22 / 22
• Subtask 5: 30 / 30