Submission #1369167

#	Time	Username	Problem	Language	Result	Execution time	Memory
1369167		ezzzay	A String Problem (EGOI25_stringproblem)	C++20	0 / 100	0 ms	344 KiB

Main

#include<bits/stdc++.h>
using namespace std;
#define ff first
#define ss second
#define pb push_back
#define int long long
const int N=3e5; 
int d[N];
signed main(){
	int n;
	cin>>n;
	vector<int>v;
	for(int i=1;i<=n;i++){
		int l,r;
		cin>>l>>r;
		if(l>r)swap(l,r);
		d[r]= r-l;
		v.pb(r);
	}
	
	int mx=0;
	for(auto a:v){
		if(d[a]%2==0)continue;
		int cnt=0;
		for(auto b:v){
			
			if(a<b)continue;
			// a ni maax r 
			if((a-b)*2==d[a]-d[b])cnt++;
		}
		mx=max(mx,cnt);
	}
	
	cout<<n-mx;
	
	
}

• Subtask 0: 0 / 0
• Subtask 1: 0 / 14
• Subtask 2: 0 / 16
• Subtask 3: 0 / 12
• Subtask 4: 0 / 28
• Subtask 5: 0 / 30