Submission #1139422

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1139422	2025-01-24 16:44:20	Dan4Life	Candies (JOI18_candies)	C++17	0 / 100	1 ms	576 KiB

candies

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#include <bits/stdc++.h>
using namespace std;
#define int long long
const int N = (int)2e5+10;
priority_queue<array<int,2>> pq;
int n, ans, t, a[N], l[N], r[N], ok[N];
 
main() {
  cin >> n; t=(n+1)/2; a[0]=a[n+1]=-2e18;
  for(int i = 1; i <= n; i++) 
    cin >> a[i], pq.push({a[i],i}), l[i]=i-1,r[i]=i+1;
  while(t--){
    while(ok[pq.top()[1]]) pq.pop();
    auto [w,i] = pq.top(); pq.pop();
    ok[l[i]]=ok[r[i]]=1; cout<<(ans+=w)<<"\n"; 
    a[i]=a[l[i]]+a[r[i]]-a[i], pq.push({a[i],i});
    l[i] = l[l[i]], r[i] = r[r[i]];
  }
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

candies.cpp:8:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    8 | main() {
      | ^~~~

• Subtask 1: 0 / 8
• Subtask 2: 0 / 92