Submission #392329

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
392329	2021-04-20 19:53:40	MiricaMatei	Worst Reporter 4 (JOI21_worst_reporter4)	C++14	100 / 100	452 ms	77156 KiB

worst_reporter2

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#include <bits/stdc++.h>
using namespace std;
const int MAXN = 200005;
const int inf = 2000000000;
const long long INF = 1000000000000000000LL;
struct slope_trick {
  map<int, long long> delta;
  slope_trick () {
    delta = map<int, long long>();
  }
  void mergeDelta(slope_trick other) {
    for (auto it:other.delta)
      delta[it.first] += it.second;
    other.delta.clear();
  }
  void add(int x, long long val) {
    delta[-inf] += val;
    delta[x] -= val;
    delta[x + 1] += val;
  }
  void level(int x) {
    map<int, long long>::iterator it1, it2;
    it1 = delta.lower_bound(x);
 
 
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Compilation message (stderr)

worst_reporter2.cpp: In function 'int main()':
worst_reporter2.cpp:112:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  112 |   scanf("%d", &N);
      |   ~~~~~^~~~~~~~~~
worst_reporter2.cpp:114:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  114 |     scanf("%d%d%d", &a[i], &h[i], &c[i]);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 14 / 14
• Subtask 2: 65 / 65
• Subtask 3: 21 / 21