제출 #528280

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
528280	2022-02-19 19:14:23	rainboy	Parkovi (COCI22_parkovi)	C11	110 / 110	2310 ms	34024 KiB

Main

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#include <stdio.h>
#include <stdlib.h>
#define N 200000
#define INF 0x3f3f3f3f3f3f3f3fLL
long long min(long long a, long long b) { return a < b ? a : b; }
long long max(long long a, long long b) { return a > b ? a : b; }
int ij[N - 1], ww[N - 1];
int *eh[N], eo[N];
void append(int i, int h) {
  int o = eo[i]++;
  if (o >= 2 && (o & o - 1) == 0)
    eh[i] = (int *) realloc(eh[i], o * 2 * sizeof *eh[i]);
  eh[i][o] = h;
}
long long dp[N], dq[N], r; int qu[N], cnt;
void dfs(int f, int i) {
  int o;
  dp[i] = INF, dq[i] = 0;
  for (o = eo[i]; o--; ) {
    int h = eh[i][o], j = i ^ ij[h];
    if (h != f) {
 
 
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컴파일 시 표준 에러 (stderr) 메시지

Main.c: In function 'append':
Main.c:16:23: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses]
   16 |  if (o >= 2 && (o & o - 1) == 0)
      |                     ~~^~~
Main.c: In function 'main':
Main.c:50:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   50 |  scanf("%d%d", &n, &k);
      |  ^~~~~~~~~~~~~~~~~~~~~
Main.c:54:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   54 |   scanf("%d%d%d", &i, &j, &ww[h]), i--, j--;
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 30 / 30
• Subtask 4: 60 / 60