Submission #1,363

2022-05-23 11:15:33

cpp11

Accepted 50/50

163ms

36832 KiB

#include <bits/stdc++.h>
using namespace std;
#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
#define accept_plss ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0)
#define int long long
#define pb push_back

signed main()
{
    accept_plss;
    int n;
    cin>>n;
    set<int>s;
    vector<int>v(n+1);
    for(int i=1;i<=n;i++)
    {
        cin>>v[i];
    }
    int kezd=INT_MAX/2;
    for(int i=n;i>=1;i--)
    {
        if(s.find(v[i])==s.end())
        {
            s.insert(v[i]);
            kezd=i;
        }
    }
    cout<<kezd<<"\n";

    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	50/50
		1	Accepted	0/0	2ms	1768 KiB
		2	Accepted	0/0	8ms	2848 KiB
		3	Accepted	5/5	2ms	1992 KiB
		4	Accepted	5/5	1ms	1992 KiB
		5	Accepted	5/5	32ms	5644 KiB
		6	Accepted	5/5	32ms	6420 KiB
		7	Accepted	4/4	120ms	19632 KiB
		8	Accepted	4/4	127ms	20504 KiB
		9	Accepted	4/4	114ms	20232 KiB
		10	Accepted	4/4	112ms	20324 KiB
		11	Accepted	4/4	109ms	20156 KiB
		12	Accepted	2/2	119ms	22652 KiB
		13	Accepted	2/2	162ms	33580 KiB
		14	Accepted	1/1	158ms	35372 KiB
		15	Accepted	1/1	163ms	36832 KiB
		16	Accepted	1/1	143ms	35708 KiB
		17	Accepted	1/1	120ms	33424 KiB
		18	Accepted	1/1	59ms	27456 KiB
		19	Accepted	1/1	50ms	28896 KiB