Submission #581688

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
581688	2022-06-23 03:53:16	XJP12	Cloud Computing (CEOI18_clo)	C++14	0 / 100	1 ms	300 KiB

clo

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#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;
typedef vector<int> vi;
vi a;
int lis(int n) {
    int INF = INT_MAX;
    vector<int> d(n+1, INF);
    d[0] = -INF;
    for (int i = 0; i < n; i++) {
        int j = upper_bound(d.begin(), d.end(), a[i]) - d.begin();
        if (d[j-1] < a[i] && a[i] < d[j]) d[j] = a[i];
    }
    int ans = 0;
    for (int i = 0; i <= n; i++) {
        if (d[i] < INT_MAX)
            ans = i;
    }
    return ans;
}
int main(){
    int n;
    cin>>n;
    a.resize(n,0);
    for(int i=0; i<n; i++){
        cin>>a[i];
    }
    cout<<lis(n)<<endl;
 
 
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• Subtask 5: 0 / 18
• Subtask 6: 0 / 10