제출 #498042

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
498042	2021-12-24 10:00:28	andrei_boaca	Magic Tree (CEOI19_magictree)	C++14	80 / 100	2041 ms	21744 KiB

magictree

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#include <bits/stdc++.h>
//#pragma GCC optimize("O3")
using namespace std;
typedef long long ll;
ll n,m,k,par[100005],niv[100005],dp[100005][3],val[100005],day[100005],minim[100005];
vector<int> muchii[100005];
struct date
{
    ll nod,day,val;
} v[100005];
void dfscontrol(int nod)
{
    if(nod==1)
        niv[nod]=1;
    for(int i=0;i<muchii[nod].size();i++)
    {
        int fiu=muchii[nod][i];
        par[fiu]=nod;
        niv[fiu]=niv[nod]+1;
        dfscontrol(fiu);
    }
}
bool comp(date a, date b)
{
    if(a.day!=b.day)
        return a.day<b.day;
    if(niv[a.nod]!=niv[b.nod])
        return niv[a.nod]>niv[b.nod];
    return 0;
}
 
 
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컴파일 시 표준 에러 (stderr) 메시지

magictree.cpp: In function 'void dfscontrol(int)':
magictree.cpp:15:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   15 |     for(int i=0;i<muchii[nod].size();i++)
      |                 ~^~~~~~~~~~~~~~~~~~~
magictree.cpp: In function 'void dfs(int)':
magictree.cpp:65:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   65 |     for(int i=0;i<muchii[nod].size();i++)
      |                 ~^~~~~~~~~~~~~~~~~~~
magictree.cpp:73:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   73 |     for(int i=0;i<muchii[nod].size();i++)
      |                 ~^~~~~~~~~~~~~~~~~~~

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