Submission #238389

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
238389	2020-06-11 00:25:24	luciocf	Strange Device (APIO19_strange_device)	C++14	100 / 100	820 ms	33596 KiB

strange_device

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// APIO 2019 - Strange Device
// Lúcio Cardoso
#include <bits/stdc++.h>
#define ff first
#define ss second
using namespace std;
typedef long long ll;
typedef pair<ll, int> pii;
const int maxn = 3e6+10;
const ll inf = 1e18;
int n;
ll A, B, p;
vector<pii> event;
void add_event(ll l, ll r)
{
  if (p <= inf/B)
    l %= (p*B), r %= (p*B);
  if (l <= r)
  {
    event.push_back({l, 0});
 
 
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Compilation message (stderr)

strange_device.cpp: In function 'int main()':
strange_device.cpp:45:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %lld %lld", &n, &A, &B);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
strange_device.cpp:55:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld %lld", &l, &r);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
• Subtask 4: 5 / 5
• Subtask 5: 5 / 5
• Subtask 6: 20 / 20
• Subtask 7: 20 / 20
• Subtask 8: 30 / 30