Submission

Score: 0

User: VggT

Problemset: ขายรถยนต์

Language: cpp

Time: 0.083 second

Submitted On: 2025-10-17 11:48:39

#include <bits/stdc++.h>
using namespace std;
int main()
{
	int n, count = 0;
	cin >> n;
	vector<pair<int,int>> vec(n);
	
	for(auto &a : vec) cin >> a.first >> a.second;
	
	vec.push_back({-1,-1});
	
	for(int i = 0; i < vec.size()-1; i++)
	{
		if(vec[i].second < vec[i+1].second) count+=1;
	}
	
	cout << count;
	
	return 0;
}