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Submission #942027

# Submission time Handle Problem Language Result Execution time Memory
942027 2024-03-10T02:39:19 Z Tsagana Group Photo (JOI21_ho_t3) C++14
0 / 100
 1 ms 488 KB 
#include<bits/stdc++.h>

#define IOS ios_base::sync_with_stdio(false);cin.tie();cout.tie();
#define all(x) x.begin(), x.end()
#define int long long
#define pq priority_queue
#define lb lower_bound
#define ub upper_bound
#define pb push_back
#define mset multiset
#define F first
#define S second

using namespace std;

void solve ()
{
	int n; cin >> n;
	vector<int > v;
	int pos[5001];
	for (int i = 1; i <= n; i++)
	{
		int x; cin >> x;
		v.pb(x);
		pos[x] = i;
	}
	int ans = 0;
	for (int i = 1; i < v.size(); i++)
	{
		if (v[i] != n && pos[v[i]] > pos[v[i]+1])
		{
			int l = pos[v[i]+1];
			int r = pos[v[i]];
			for (int j = r-1; j > l; j--)
			{
				pos[v[j-1]]++;
				ans++;
			}
			pos[v[i]] = pos[v[i]]+1;
		}
	}
	cout << ans;
}
signed main(){IOS solve(); return 0;}

Compilation message

Main.cpp: In function 'void solve()':
Main.cpp:28:20: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   28 |  for (int i = 1; i < v.size(); i++)
      |                  ~~^~~~~~~~~~

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Incorrect 1 ms 488 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Incorrect 1 ms 488 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #3
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Incorrect 1 ms 488 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Incorrect 1 ms 488 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #5
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 468 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Incorrect 1 ms 488 KB Output isn't correct
8 Halted 0 ms 0 KB -