Submission #1072736

#	Time	Username	Problem	Language	Result	Execution time	Memory
1072736		SiliconSquared	Global Warming (CEOI18_glo)	C++14	10 / 100	184 ms	6228 KiB

glo

using namespace std;

#include <iostream>
#include <vector>
#include <set>

int main(){
    int n,x,a,b;
    cin>>n>>x;
    set<int> s;
    for (int i=0;i<n;i++){
        cin>>a;
        if (s.lower_bound(a)==s.end()){
            s.insert(a);
        }else{
            s.erase(s.lower_bound(a));
            s.insert(a);
        }
    }
    cout<<s.size();
}

Compilation message (stderr)

glo.cpp: In function 'int main()':
glo.cpp:8:15: warning: unused variable 'b' [-Wunused-variable]
    8 |     int n,x,a,b;
      |               ^

• Subtask 1: 0 / 5
• Subtask 2: 0 / 10
• Subtask 3: 0 / 13
• Subtask 4: 10 / 10
• Subtask 5: 0 / 20
• Subtask 6: 0 / 17
• Subtask 7: 0 / 25