Submission #1294314

#	Time	Username	Problem	Language	Result	Execution time	Memory
1294314		chaitanyamehta	Airplane (NOI23_airplane)	C++20	0 / 100	29 ms	1972 KiB

Main

#include<bits/stdc++.h>
using namespace std;

#define int long long
vector<vector<pair<int ,int>>> g;

signed main(){
    int n ,m;
    cin>>n>>m;
    vector<int> a(n + 1);
    for(int i =1;i<=n;i++)cin>>a[i];
    int idx =0, alt = 0 , ans = 0;
    for(int i = 1 ; i<=n;i++){
        if(a[i] > alt){
            ans += (i - idx);
            ans += max(0LL , abs(a[i] - a[idx]) - (i - idx));
            idx = i;
            alt = a[i];
        }
    }
            ans += (n - idx);
            ans += max(0LL , abs(a[n] - a[idx]) - (n - idx));
    cout<<ans;
}

• Subtask 1: 0 / 22
• Subtask 2: 0 / 10
• Subtask 3: 0 / 31
• Subtask 4: 0 / 37