Submission #249017

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
249017	2020-07-14 05:51:49	SamAnd	Strange Device (APIO19_strange_device)	C++17	100 / 100	2477 ms	69436 KiB

strange_device

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#include <bits/stdc++.h>
using namespace std;
#define m_p make_pair
long long gcd(long long x, long long y)
{
  if (x == 0)
    return y;
  return gcd(y % x, x);
}
long long lca(long long x, long long y)
{
  return x / gcd(x, y) * y;
}
long long n, x, y;
long long t;
vector<pair<long long, int> > v;
void ubd(long long l, long long r)
{
    v.push_back(m_p(l, 1));
    v.push_back(m_p(r + 1, -1));
}
int main()
{
    #ifdef SOMETHING
    freopen("input.txt", "r", stdin);
    #endif // SOMETHING
 
 
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Compilation message (stderr)

strange_device.cpp: In function 'int main()':
strange_device.cpp:54:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < v.size(); ++i)
                     ~~^~~~~~~~~~

• 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