제출 #480704

#제출 시각UTC-0아이디문제언어결과실행 시간메모리
4807042021-10-17 22:39:00hidden1Railway (BOI17_railway)C++14
100 / 100
167 ms36648 KiB
#include <bits/stdc++.h>
using namespace std;
//#pragma GCC optimize ("O3")
//#pragma GCC target ("sse4")
#define endl "\n"
typedef long long ll;
template<class T, class T2> inline ostream &operator <<(ostream &out, const pair<T, T2> &x) { out << x.first << " " << x.second; return out;}
template<class T, class T2> inline istream &operator >>(istream &in, pair<T, T2> &x) { in >> x.first >> x.second; return in;}
template<class T, class T2> inline bool chkmax(T &x, const T2 &y) { return x < y ? x = y, 1 : 0; }
template<class T, class T2> inline bool chkmin(T &x, const T2 &y) { return x > y ? x = y, 1 : 0; }
const ll mod = 1e9 + 7;
#ifndef LOCAL
#define cerr if(false) cerr
#endif
const ll MAX_N = 1e5 + 10, MAX_LOG = 20;;
vector<pair<ll, ll> > g[MAX_N];
ll par[MAX_N][MAX_LOG];
ll d[MAX_N];
ll ind[MAX_N], cnt[MAX_N];
ll in[MAX_N], out[MAX_N], tme;
vector<ll> ans;
ll n, m, k;
void dfs(ll x, ll p) {
par[x][0] = p;
for(ll i = 1; i < MAX_LOG; i ++) {
par[x][i] = par[par[x][i - 1]][i - 1];
}
d[x] = d[p] + 1;
 
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컴파일 시 표준 에러 (stderr) 메시지

railway.cpp: In function 'void addCnt(std::vector<long long int>&)':
railway.cpp:79:21: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   79 |     for(ll i = 1; i < vert.size(); i ++) {
      |                   ~~^~~~~~~~~~~~~
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