제출 #201043

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
201043	2020-02-09 07:20:28	gs14004	Putovanje (COCI20_putovanje)	C++17	110 / 110	209 ms	20264 KiB

putovanje

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#include <bits/stdc++.h>
#define sz(v) ((int)(v).size())
#define all(v) (v).begin(), (v).end()
using namespace std;
using pi = pair<int, int>;
using lint = long long;
const int mod = 1e9 + 7;
const int MAXN = 200005;
struct edg{
  int pos, c[2];
};
int n;
vector<edg> gph[MAXN];
int par[18][MAXN], pae[MAXN][2], dep[MAXN], dx[MAXN];
void dfs2(int x, int p){
  for(auto &i : gph[x]){
    if(i.pos != p){
      dfs2(i.pos, x);
      dx[x] += dx[i.pos];
    }
  }
}
void dfs(int x, int p){
  for(auto &i : gph[x]){
    if(i.pos != p){
 
 
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컴파일 시 표준 에러 (stderr) 메시지

putovanje.cpp: In function 'int main()':
putovanje.cpp:41:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
  ~~~~~^~~~~~~~~
putovanje.cpp:43:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   int u, v, x, y; scanf("%d %d %d %d",&u,&v,&x,&y);
                   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 20 / 20
• Subtask 2: 25 / 25
• Subtask 3: 65 / 65