Submission #983905

#	Time	Username	Problem	Language	Result	Execution time	Memory
983905		ezzzay	Bootfall (IZhO17_bootfall)	C++17	0 / 100	1 ms	348 KiB

bootfall

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

• Subtask 1: 0 / 6
• Subtask 2: 0 / 7
• Subtask 3: 0 / 15
• Subtask 4: 0 / 16
• Subtask 5: 0 / 21
• Subtask 6: 0 / 35