Submission #439797

#	Time	Username	Problem	Language	Result	Execution time	Memory
439797		LastRonin	Money (IZhO17_money)	C++14	45 / 100	1560 ms	7276 KiB

money

#include <bits/stdc++.h>
#define pb push_back
#define ll long long
#define ull unsigned long long
#define mp make_pair
#define si short int
#define speed ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0)
#define pill pair<ll,ll>
#define f first
#define s second
#define pilc pair<ll,char>
#define all(a) (a).begin(),(a).end()
#define rep(s,e,step) for(int i = (s); i < (e) ; i += step)
#define vrep(s,e,step) for(int j = (s); j < (e) ; j += step)
#define ex exit(0) 
#define sz(a) (a).size()
#define triple pair<pill, ll>
#define pinode pair<node*, node*>
#define quadra pair<pill, pill>
#define ld long double
using namespace std;
 
const ll N = 1e6 + 10;
const ll M = 1e4 + 10;
const ll big = 1e17;
const ll hsh2 = 1964325029;
const long long mod = 1e9 + 7;
const long double EPS = 1e-10;
const ll block = 1e7;
const ll shift = 2e3;
const ld pi = acos(-1.0);
 
ll n, m;
 
ll a[N], was[N];
 
int main() {
	speed;
	cin >> n;
	ll ans = 1;
	for(int i = 1; i <= n; i++) {
		cin >> a[i];
	}
	ll str = -1;
	for(int i = 1; i < n; i++) {
		if(str == -1)
			str = i;
		if(a[i] > a[i + 1]) {
		    for(int j = str; j <= i; j++)
		    	was[a[j]] = 1;
			ans++,str = -1;
		}
		else {
			ll can = 0;
			for(int j = a[str] + 1; j < a[i + 1]; j++) {
				if(was[j])
					can = 1;
			}
			if(can) {
			    for(int j = str; j <= i; j++)
		    		was[a[j]] = 1;
				str = -1;
			}
			ans += can;				
		}
	}
	cout << ans << '\n';
}
/*
*/  

Compilation message (stderr)

money.cpp: In function 'int main()':
money.cpp:49:7: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   49 |       for(int j = str; j <= i; j++)
      |       ^~~
money.cpp:51:4: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   51 |    ans++,str = -1;
      |    ^~~
money.cpp:60:8: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   60 |        for(int j = str; j <= i; j++)
      |        ^~~
money.cpp:62:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   62 |     str = -1;
      |     ^~~

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