Submission #1043595

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1043595	2024-08-04 11:50:02	sleepntsheep	LOSTIKS (INOI20_lostiks)	C11	0 / 100	29 ms	34388 KiB

Main

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#include <stdio.h>
#include <stdlib.h>
#define N 1000001
#define N_ (1<<20)
int n, s, t, *eh[N], eo[N], dep[N], up[N], par[N], sz[N], hld[N], tin[N], temp,
    st[N_ * 2], uu[N], vv[N], timer, aux[N];
void add(int p, int k) {
  st[p += N_] += k;
  for (; p /= 2; ) 
    st[p] = st[p * 2] + st[p * 2 + 1];
}
int query(int l, int r) {
  int z = 0;
  l += N_;
  r += N_ + 1;
  for (; l < r; l /= 2, r /= 2) {
    if (l & 1) z = z + st[l++];
    if (r & 1) z = st[--r] + z;
  }
  return z;
}
int search_rightmost(int v, int l, int r, int k) {
  if (l == r) return (k - st[v]) ? l - 1 : l;
  if (st[v * 2 + 1] >= k) return search_rightmost(2 * v + 1, (l+r)/2 + 1, r, k);
  else return search_rightmost(2 * v, l, (l+r)/2, k - st[v * 2 + 1]);
 
 
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Compilation message (stderr)

Main.c: In function 'pus':
Main.c:46:24: warning: suggest parentheses around '-' in operand of '&' [-Wparentheses]
   46 |   else if (0 == (o & o - 1)) eh[i] = (int*)realloc(eh[i], 2 * o * sizeof **eh);
      |                      ~~^~~
Main.c: In function 'main':
Main.c:154:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
  154 |   scanf("%d%d%d", &n, &s, &t);
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~
Main.c:156:5: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
  156 |     scanf("%d%d%d", &u, &v, &w), pus(u, v), pus(u, w), pus(v, u), pus(v, w);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 23
• Subtask 2: 0 / 36
• Subtask 3: 0 / 41