Submission #531694

#	Time	Username	Problem	Language	Result	Execution time	Memory
531694		andecaandeci	Money (IZhO17_money)	C++17	0 / 100	1 ms	332 KiB

money

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

typedef long long ll;
const ll mod = 1e9 + 7;
#pragma GCC optimize("Ofast")
#define vi vector<int>
#define vll vector<ll>
#define pii pair<int, int>
#define mp make_pair
#define pb push_back
#define lb lower_bound
#define ub upper_bound
#define fi first
#define sc second
#define endl '\n'
#define gl ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);

int main()
{
  int n;
  cin >> n;
  
  vi a(n);
  for(int i = 0; i < n; i++) cin >> a[i];
  
  int ans = 1;
  int i = 1;
  
  while(a[i] > a[i - 1] and i < n) i++;
  
  while(i < n){
    ans++;
    if(i + 1 < n and a[i + 1] == a[i] + 1)
      while(a[i + 1] == a[i] + 1 and i + 1 < n) i++;
    
    i++;
  }
  
  cout << ans << endl;
}

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