Submission #478447

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
478447	2021-10-07 14:12:56	super_j6	Distributing Candies (IOI21_candies)	C++17	100 / 100	1053 ms	49376 KiB

candies

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//#include "candies.h"
#include <iostream>
#include <cstdio>
#include <algorithm>
#include <vector>
using namespace std;
#define endl '\n'
#define ll long long
#define pi pair<int, int>
#define f first
#define s second
#define vi vector<int>
const ll inf = 0x3f3f3f3f3f3f3f3f;
struct segTree{
  int l, r;
  segTree *tl, *tr;
  ll ss, mn, mx;
  
  segTree(int l, int r) : l(l), r(r){
    ss = mn = mx = 0;
    if(l != r){
      int mid = l + (r - l) / 2;
      tl = new segTree(l, mid);
      tr = new segTree(mid + 1, r);
    }
  }
  
  void add(int x, ll y){
 
 
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Compilation message (stderr)

candies.cpp: In function 'std::vector<int> distribute_candies(std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
candies.cpp:34:17: warning: 'tre.segTree::tr' may be used uninitialized in this function [-Wmaybe-uninitialized]
   34 |   ss = tl->ss + tr->ss;
      |                 ^~
candies.cpp:57:10: note: 'tre.segTree::tr' was declared here
   57 |  segTree tre(-2, q - 1);
      |          ^~~
candies.cpp:34:17: warning: 'tre.segTree::tl' may be used uninitialized in this function [-Wmaybe-uninitialized]
   34 |   ss = tl->ss + tr->ss;
      |                 ^~
candies.cpp:57:10: note: 'tre.segTree::tl' was declared here
   57 |  segTree tre(-2, q - 1);
      |          ^~~

• Subtask 1: 3 / 3
• Subtask 2: 8 / 8
• Subtask 3: 27 / 27
• Subtask 4: 29 / 29
• Subtask 5: 33 / 33