Submission #890453

#	Time	Username	Problem	Language	Result	Execution time	Memory
890453		ezzzay	Money (IZhO17_money)	C++14	0 / 100	0 ms	348 KiB

money

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define ff first
#define pb push_back
#define inf LLONG_MAX
#define ss second
const int N=3e5+5;
int arr[N];
signed main(){
    int n;
    cin>>n;
    for(int i=1;i<=n;i++){
        cin>>arr[i];
    }
    int x=0;
    for(int i=1;i<=n;i++){
        x++;
        while(arr[i+1]-arr[i]==1 ){
            i++;
        }
    }
    if(x%2){
        cout<<x/2;
    }
    else{
        cout<<x/2+1;
    }
}

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