제출 #401454

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
401454	2021-05-10 09:40:45	egekabas	The Xana coup (BOI21_xanadu)	C++14	100 / 100	124 ms	28220 KiB

xanadu

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#include <bits/stdc++.h>
#define all(x) (x).begin(), (x).end()
#define ff first
#define ss second
#define pb push_back
#define mp make_pair
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<ll, ll> pll;
typedef pair<ull, ull> pull;
typedef pair<ll, ll> pii;
typedef pair<ld, ld> pld;
ll n;
vector<ll> g[100009];
ll st[100009];
ll dp[100009][2][2];
ll sf(pii a, pii b){
    return (a.ss-a.ff) < (b.ss-b.ff);
}
void dfs(ll v, ll prt){
    for(auto u : g[v])
        if(u != prt)
            dfs(u, v);
    for(ll use = 0; use < 2; ++use)
        for(ll res = 0; res < 2; ++res){
            ll curst = (st[v]^use);
            ll curv = use;
            vector<pii> vec;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

xanadu.cpp: In function 'void dfs(ll, ll)':
xanadu.cpp:48:23: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   48 |             for(; idx < vec.size(); ++idx){
      |                   ~~~~^~~~~~~~~~~~
xanadu.cpp:49:24: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |                 if(idx != vec.size()-1 && vec[idx].ss+vec[idx+1].ss<vec[idx].ff+vec[idx+1].ff){
      |                    ~~~~^~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 15 / 15
• Subtask 3: 10 / 10
• Subtask 4: 40 / 40
• Subtask 5: 30 / 30