Submission #16,935

2025-05-15 21:28:54

cpp17

Accepted 50/50

200ms

9524 KiB

// UUID: ddfa0ce2-1127-4900-8de8-6558c8473950
#include <bits/stdc++.h>
using namespace std;

int main() {
	int n;
	cin >> n; 
	set < int > date; 

	vector < int > d(n); 

	for(int i = 0; i < n; i++){
		cin >> d[i]; 
	}
	int curr = 0; 

	for(int i = n - 1; i >= 0; i--){
		//cout << i << endl; 
		if(date.count(d[i]) == 0){
			curr = i + 1;
			date.insert(d[i]);
		}

	}
	
	cout << curr; 
}

	Sum	Test	Verdict		Time	Memory
base	50/50
		1	Accepted	0/0	1ms	316 KiB
		2	Accepted	0/0	10ms	820 KiB
		3	Accepted	5/5	1ms	508 KiB
		4	Accepted	5/5	1ms	508 KiB
		5	Accepted	5/5	63ms	1188 KiB
		6	Accepted	5/5	64ms	1200 KiB
		7	Accepted	4/4	152ms	7080 KiB
		8	Accepted	4/4	150ms	6824 KiB
		9	Accepted	4/4	145ms	6068 KiB
		10	Accepted	4/4	141ms	5428 KiB
		11	Accepted	4/4	136ms	4660 KiB
		12	Accepted	2/2	158ms	5172 KiB
		13	Accepted	2/2	192ms	9524 KiB
		14	Accepted	1/1	197ms	9268 KiB
		15	Accepted	1/1	200ms	9268 KiB
		16	Accepted	1/1	180ms	7480 KiB
		17	Accepted	1/1	163ms	5428 KiB
		18	Accepted	1/1	120ms	1588 KiB
		19	Accepted	1/1	115ms	1200 KiB