oj.uz

Submission #92648

# Submission time Handle Problem Language Result Execution time Memory
92648 2019-01-04T09:24:35 Z GioChkhaidze Money (IZhO17_money) C++14
0 / 100
 2 ms 376 KB 
#include <bits/stdc++.h>
using namespace std;
int n,a[1000006],f[1000006],fix[1000006],Ans;
void go(int x,int idx)
{
	int ko=0;
	Ans++;
	
	for (int i=idx+1; i<=n; i++)
	{
		if (fix[a[i]] || a[i]<x || (ko && x+1<a[i])) break;
		
		fix[a[i]]=1;

		if (x+1<a[i]) ko=1;
		
		x=a[i];
	}
}

main ()
{
	scanf("%d",&n);
	
	for (int i=1; i<=n; i++)
	{
		scanf("%d",&a[i]);
		f[a[i]]=i;
	}
		
	for (int i=1; i<=n; i++)
		if (!fix[i]) go(i,f[i]);
		
	cout<<Ans<<endl;
}

Compilation message

money.cpp:21:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main ()
       ^
money.cpp: In function 'int main()':
money.cpp:23:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
  ~~~~~^~~~~~~~~
money.cpp:27:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
   ~~~~~^~~~~~~~~~~~

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Incorrect 2 ms 376 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Incorrect 2 ms 376 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Incorrect 2 ms 376 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #4
0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Incorrect 2 ms 376 KB Output isn't correct
5 Halted 0 ms 0 KB -