Submission #950649

#	Time	Username	Problem	Language	Result	Execution time	Memory
950649		Irate	Orchard (NOI14_orchard)	C++14	13 / 25	66 ms	10252 KiB

orchard

#include<bits/stdc++.h>
using namespace std;
const int mxN = 1;
const int mxM = 1e6 + 6;
int grid[mxM], pref[mxM];
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n, m;
    cin >> n >> m;
    for(int i = 1;i <= m;++i){
        cin >> grid[i];
        pref[i] = pref[i - 1] + grid[i];
    }
    set<int>s;
    s.insert(0);
    int mn = 1e9;
    for(int i = 1;i <= m;++i){
        auto itr = s.begin();
        mn = min(mn, i - 2 * pref[i] + pref[m] + 1 + *itr);
        s.insert(2 * pref[i - 1] - i);
    }
    cout << mn;
}

• Subtask 1: 4 / 4
• Subtask 2: 4 / 4
• Subtask 3: 5 / 5
• Subtask 4: 0 / 3
• Subtask 5: 0 / 4
• Subtask 6: 0 / 5