Submission #221628

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
221628	2020-04-10 14:24:57	MKopchev	Strange Device (APIO19_strange_device)	C++14	100 / 100	1050 ms	102072 KiB

strange_device

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#include<bits/stdc++.h>
using namespace std;
const int nmax=1e6+42;
const long long inf=1e18;
int n;
long long A,B;
pair<long long,long long> inp[nmax];
vector< pair<long long,long long> > segments;
vector< pair<long long,int> > active;
bool cmp(pair<long long,int> s,pair<long long,int> t)
{
    if(s.first!=t.first)return s.first<t.first;
    return s.second>t.second;
}
int main()
{
    scanf("%i%lld%lld",&n,&A,&B);
    A=A/__gcd(A,B+1);
    for(int i=1;i<=n;i++)
    {
        scanf("%lld%lld",&inp[i].first,&inp[i].second);
        if(A>inf/B)segments.push_back(inp[i]);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

strange_device.cpp: In function 'int main()':
strange_device.cpp:65:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=1;i<active.size();i++)
                 ~^~~~~~~~~~~~~~
strange_device.cpp:22:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%i%lld%lld",&n,&A,&B);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~
strange_device.cpp:28:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld%lld",&inp[i].first,&inp[i].second);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• 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