Submission

Score: 0

User: VggT

Problemset: ขายรถยนต์

Language: cpp

Time: 0.081 second

Submitted On: 2025-10-17 12:59:41

#include <bits/stdc++.h>
using namespace std;
int main()
{
	unsigned long long n, count = 0;
	cin >> n;
	vector<unsigned long long> vec(n);
	
	int prev;
	
	for(int i = 0; i < n; i++)
	{
		int num1 , num2;
		cin >> num1 >> num2;
		if(i == 0)
		{
			prev = num2;
			continue;
		}
		
		if(num2 > prev)
		{
			count+=1;
		}
		
		prev = num2;
	}
	
	cout << count;
	
	return 0;
}