Submission #331360

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
331360	2020-11-28 06:00:29	Nson	Potatoes and fertilizers (LMIO19_bulves)	C++14	100 / 100	510 ms	30572 KiB

bulves

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
int main() {
  int n;
  scanf("%d", &n);
  multiset<ll> s;
  ll m = 0, b = 0; // y = m * x + b
  auto apply_prefix_min = [&]() {
    while(!s.empty() and m > 0) {
      m--;
      b += *prev(s.end());
      s.erase(prev(s.end()));
    }
  };
  ll d = 0;
  for(int i = 0; i < n; i++) {
    int aa, bb;
    scanf("%d %d", &aa, &bb);
    aa -= bb;
    d += aa;
    apply_prefix_min();
    if(d >= 0) {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

bulves.cpp: In function 'int main()':
bulves.cpp:8:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    8 |  scanf("%d", &n);
      |  ~~~~~^~~~~~~~~~
bulves.cpp:25:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   25 |   scanf("%d %d", &aa, &bb);
      |   ~~~~~^~~~~~~~~~~~~~~~~~~

• Subtask 1: 24 / 24
• Subtask 2: 10 / 10
• Subtask 3: 20 / 20
• Subtask 4: 10 / 10
• Subtask 5: 36 / 36