Submission #92500

#	Time	Username	Problem	Language	Result	Execution time	Memory
92500		Randooom	Money (IZhO17_money)	C++14	45 / 100	1542 ms	51328 KiB

money

#include <bits/stdc++.h>
#define in freopen ("input.txt", "r", stdin);
#define out freopen("output.txt", "w", stdout);
#define ll long long int

const int val = (1e6) + 5;
const int inf = (1e9) + 7;
double eps = 0.000000001;

using namespace std;

int a[val], ans = 1;
set <int> q;
set <int> :: iterator l, r;

int solve(){
    int n;
    cin >> n;
    for(int i=1; i<=n; ++i){
        cin >> a[i];
    }
    q.insert(0);
    q.insert(inf);
    l = q.upper_bound(a[1]);
    r = q.upper_bound(a[1]);
    -- l;
    q.insert(a[1]);
    for(int i=2; i<=n; ++i){
        if(a[i] >= a[i-1] && *l <= a[i] && a[i] <= *r){
            q.insert(a[i]);
        }
        else{
            l = q.upper_bound(a[i]);
            r = q.upper_bound(a[i]);
            -- l;
            q.insert(a[i]);
            ++ ans;
        }
    }
    cout << ans << endl;
}

int main(){
    //in out
	ios_base::sync_with_stdio(0);
    solve();
    return 0;
}

Compilation message (stderr)

money.cpp: In function 'int solve()':
money.cpp:41:1: warning: no return statement in function returning non-void [-Wreturn-type]
 }
 ^

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