Submission #811194

#	Time	Username	Problem	Language	Result	Execution time	Memory
811194		Tunglam07	Po (COCI21_po)	C++17	70 / 70	41 ms	1340 KiB

Main

#include<bits/stdc++.h>
using namespace std;
 
int main()
{
	stack<int> st;
	long long n, cnt = 0;
	cin >> n;
	for(int i = 0; i < n; i++)
	{
		int val;
		cin >> val;
		while(!st.empty() && st.top() > val)	
		{
			st.pop();
		}
		if(!st.empty() && st.top() == val || !val)	
		{
			continue;
		}
		st.push(val);
		cnt++;
	}
	cout << cnt;
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:17:18: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   17 |   if(!st.empty() && st.top() == val || !val)
      |      ~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~

• Subtask 1: 70 / 70