제출 #494931

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
494931	2021-12-17 15:04:57	YJU	Magic Tree (CEOI19_magictree)	C++17	34 / 100	811 ms	1048580 KiB

magictree

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#include<bits/stdc++.h>
#pragma GCC optimize("unroll-loops, no-stack-protector, Ofast")
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pll;
typedef long double ld;
const ll INF = (1LL<<60);
const ll N = 1e5 + 5;
const ll MOD = 1e9 + 7;
const ld pi = acos(-1);
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define lwb lower_bound
#define SZ(_a) (ll)_a.size()
#define setp setprecision
typedef map<ll, ll> mll;
// FOR DEBUG PURPOSE
ostream& operator << (ostream& out, mll k) {
  for (auto i : k) {
    out << "{" << i.fi << ", " << i.se << "} ";
  }
  return out;
}
ll d[N], w[N], n, m, t;
vector<ll> v[N];
 
 
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컴파일 시 표준 에러 (stderr) 메시지

magictree.cpp:2:63: warning: bad option '-f no-stack-protector' to pragma 'optimize' [-Wpragmas]
    2 | #pragma GCC optimize("unroll-loops, no-stack-protector, Ofast")
      |                                                               ^
magictree.cpp:2:63: warning: bad option '-f Ofast' to pragma 'optimize' [-Wpragmas]
magictree.cpp:22:42: warning: bad option '-f no-stack-protector' to attribute 'optimize' [-Wattributes]
   22 | ostream& operator << (ostream& out, mll k) {
      |                                          ^
magictree.cpp:22:42: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes]
magictree.cpp:33:26: warning: bad option '-f no-stack-protector' to attribute 'optimize' [-Wattributes]
   33 | void insert(mll &a, pll k) {
      |                          ^
magictree.cpp:33:26: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes]
magictree.cpp:47:23: warning: bad option '-f no-stack-protector' to attribute 'optimize' [-Wattributes]
   47 | mll& mg(mll &a, mll &b) {
      |                       ^
magictree.cpp:47:23: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes]
magictree.cpp:53:16: warning: bad option '-f no-stack-protector' to attribute 'optimize' [-Wattributes]
   53 | void DFS(ll now) {
      |                ^
magictree.cpp:53:16: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes]
magictree.cpp:77:11: warning: bad option '-f no-stack-protector' to attribute 'optimize' [-Wattributes]
   77 | int main () {
      |           ^
magictree.cpp:77:11: warning: bad option '-f Ofast' to attribute 'optimize' [-Wattributes]

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