168372025-05-13 20:23:28algoproKéséscpp17Accepted 50/50187ms9496 KiB
// UUID: 3440d722-72a3-4243-bcc0-203ef9681ad9
#include <bits/stdc++.h>
using namespace std;

int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    int n;cin >> n;
    vector<int> v(n);
    set<int> s;
    for(int i = 0; i < n; i++)
    {
        cin >> v[i];
        s.insert(v[i]);
    }
    for(int i = 0; i < n; i++)
    {
        s.erase(v[n-i-1]);
        if(s.empty()) 
        {
            cout << n-i;
            return 0;
        }
    }
}
SubtaskSumTestVerdictTimeMemory
base50/50
1Accepted0/01ms316 KiB
2Accepted0/09ms820 KiB
3Accepted5/51ms316 KiB
4Accepted5/51ms316 KiB
5Accepted5/534ms1248 KiB
6Accepted5/534ms1232 KiB
7Accepted4/4152ms7040 KiB
8Accepted4/4146ms6876 KiB
9Accepted4/4130ms5940 KiB
10Accepted4/4123ms5476 KiB
11Accepted4/4112ms4692 KiB
12Accepted2/2137ms5172 KiB
13Accepted2/2174ms9496 KiB
14Accepted1/1187ms9308 KiB
15Accepted1/1180ms9268 KiB
16Accepted1/1149ms7504 KiB
17Accepted1/1123ms5428 KiB
18Accepted1/164ms1664 KiB
19Accepted1/154ms1332 KiB