Submission #355609

#	Time	Username	Problem	Language	Result	Execution time	Memory
355609		ogibogi2004	Pairs (IOI07_pairs)	C++14	30 / 100	51 ms	2020 KiB

pairs

#include<bits/stdc++.h>
using namespace std;
int b,n,d,m;
void solve1()
{
	vector<int>v;
	for(int i=1;i<=n;i++)
	{
		int x;
		cin>>x;
		v.push_back(x);
	}
	sort(v.begin(),v.end());
	queue<int>q;
	long long ans=0;
	for(int i=0;i<v.size();i++)
	{
		q.push(v[i]);
		while(v[i]-q.front()>d)
		{
			q.pop();
		}
		ans+=q.size()-1;
	}
	cout<<ans<<endl;
}
int main()
{
	cin>>b>>n>>d>>m;
	if(b==1)solve1();
return 0;
}

Compilation message (stderr)

pairs.cpp: In function 'void solve1()':
pairs.cpp:16:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   16 |  for(int i=0;i<v.size();i++)
      |              ~^~~~~~~~~

• Subtask 1: 6 / 6
• Subtask 2: 6 / 6
• Subtask 3: 6 / 6
• Subtask 4: 6 / 6
• Subtask 5: 6 / 6
• Subtask 6: 0 / 7
• Subtask 7: 0 / 7
• Subtask 8: 0 / 8
• Subtask 9: 0 / 8
• Subtask 10: 0 / 10
• Subtask 11: 0 / 10
• Subtask 12: 0 / 10
• Subtask 13: 0 / 10