Submission #1320434

#	Time	Username	Problem	Language	Result	Execution time	Memory
1320434		aaakkksssiiinnn	Growing Vegetables is Fun 4 (JOI21_ho_t1)	C++20	0 / 100	1 ms	332 KiB

Main

// Online C++ compiler to run C++ program online
#include <bits/stdc++.h>
using namespace std;
int main() {
    int n;
    cin >> n;
    vector<int>vt(n + 1);
    vector<int>v(n + 1);
    for(int i = 1; i <= n; i++){
        cin >> vt[i];
        v[i] = vt[i];
    }
    vector<int>a(n + 5, 0);
    vector<int>b(n + 5, 0);
    for(int i = 2;i <= n; i++){
        a[i] = a[i - 1];
        if(v[i] <= v[i - 1]){
            a[i] += v[i - 1] + 1 - v[i];
        }
    }
    for(int i = n - 1;i >= 1; i--){
        b[i] = b[i + 1];
        if(vt[i] <= vt[i + 1]){
            b[i] += vt[i + 1] + 1 - vt[i];
        }
    }
    long long ans = LLONG_MAX;
    for(int i = 1;i <= n; i++){
        ans = min(ans, (long long)max(a[i], b[i]));
    }
    cout << ans << endl;
    
}

• Subtask 1: 0 / 40
• Subtask 2: 0 / 60