제출 #45245

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
45245	2018-04-12 05:56:17	gs14004	Golf (JOI17_golf)	C++17	100 / 100	2432 ms	751984 KiB

golf

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#include <bits/stdc++.h>
using namespace std;
typedef long long lint;
typedef long double llf;
typedef pair<int, int> pi;
const int MAXN = 200005;
const int pool = 20000000;
vector<int> gph[pool];
struct node{ int l, r; }tree[pool];
int dis[pool], piv;
bool vis[pool];
void init(int s, int e, int p){
  if(s == e) return;
  tree[p].l = piv++;
  tree[p].r = piv++;
  int m = (s+e)/2;
  init(s, m, tree[p].l);
  init(m+1, e, tree[p].r);
}
void update(int pos, int s, int e, int prv, int cur, int v){
  if(s == e){
    if(v != -1) gph[cur].push_back(v);
    return;
  }
  int m = (s+e)/2;
  if(pos <= m){
    tree[cur].l = piv++;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

golf.cpp: In function 'std::vector<seg> sweep(std::vector<std::pair<int, int> >&)':
golf.cpp:99:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   while(ptr < v.size() && v[ptr].first == i){
         ~~~~^~~~~~~~~~
golf.cpp: In function 'int main()':
golf.cpp:204:8: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if(x < segx.size() + segy.size()){
      ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
golf.cpp:116:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d %d %d %d",&a[i].sx,&a[i].ex,&a[i].sy,&a[i].ey);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 70 / 70