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Submission #366071

# Submission time Handle Problem Language Result Execution time Memory
366071 2021-02-13T01:26:29 Z mahmoudbadawy Money (IZhO17_money) C++17
0 / 100
 1 ms 364 KB 
#include <bits/stdc++.h>

using namespace std;

const int N=1e6+6;

set<int> ss;
vector<int> v;
int n;
int arr[N];

int main()
{
	scanf("%d",&n);
	for(int i=0;i<n;i++)
		scanf("%d",&arr[i]);
	ss.insert((1<<30));
	v.push_back(arr[0]);
	int ans=1;
	for(int i=1;i<n;i++)
	{
		if(arr[i]<v.back() || *ss.upper_bound(arr[i])!=*ss.upper_bound(v.back()))
		{
			//cout << arr[i] << " " << v.back() << " " << (*ss.lower_bound(arr[i])) << " " << (*ss.lower_bound(v.back())) << endl;
			for(int j:v) ss.insert(j);
			ans++;
			v.clear();
		}
		v.push_back(arr[i]);
	}
	printf("%d\n",ans);
}

Compilation message

money.cpp: In function 'int main()':
money.cpp:14:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   14 |  scanf("%d",&n);
      |  ~~~~~^~~~~~~~~
money.cpp:16:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   16 |   scanf("%d",&arr[i]);
      |   ~~~~~^~~~~~~~~~~~~~

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Incorrect 0 ms 364 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Incorrect 0 ms 364 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Incorrect 0 ms 364 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #4
0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 0 ms 364 KB Output is correct
4 Incorrect 0 ms 364 KB Output isn't correct
5 Halted 0 ms 0 KB -