Submission #341443

#	Time	Username	Problem	Language	Result	Execution time	Memory
341443		katearima	Money (IZhO17_money)	C++14	0 / 100	1 ms	364 KiB

money

#include <bits/stdc++.h>
using namespace std;
const int N=1e6+5;
int n,t,ans, a[N], mn,mx;
set <int> st;
set<int>::iterator itr;
main(){
    cin>>n;
    mn=1e6+4;
    for(int i=0; i<n; i++){
        cin>>a[i];
        mx=max(mx, a[i]);
        mn=min(mn, a[i]);
    }
    mn--; mx++;
    st.insert(mn); st.insert(mx);
    for(int i=0; i<n; i++){
        st.insert(a[i]);
        while(a[i]<=a[i+1] && a[i+1]<= *st.upper_bound(a[i])){
            st.insert(a[i+1]);
            i++;
        }
        ans++;
    }
    cout<<ans<<endl;
}

Compilation message (stderr)

money.cpp:7:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    7 | main(){
      |      ^

• Subtask 1: 0 / 9
• Subtask 2: 0 / 16
• Subtask 3: 0 / 20
• Subtask 4: 0 / 55