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## Discussion of Problem 1431. Diplomas

why wa
Posted by ................. 25 Feb 2006 13:29
#include <iostream>
#include <algorithm>

using namespace std;

int n;
int a[30];

int main()
{
cin >> n;
int i;
for (i=0;i<n;i++)
cin >> a[i];
sort(a,a+n);
int ans=n;
for (i=0;i<n-1;i++)
if (a[i+1]-a[i]==1)
{
i++;
ans--;
}
cout << ans << endl;
cin >> n;
}
Re: why wa
Posted by Squid 25 Feb 2006 15:07
try this test:
4
1 1 2 2
Re: why wa
Posted by [AESC USU] Golubev_Sanja 25 Feb 2006 15:37
I have the same answer, but i still have WA 6. Could you give some more tests?
Re: why wa
Posted by Trident 25 Feb 2006 16:38
You considered the problem to be too simple...
Re: why wa
Posted by Seishau Dongi 25 Feb 2006 17:56
What do you mean?
Re: why wa
Posted by Мадест 1 Mar 2006 17:21
Try this test:
5
5 7 6 7 4

Re: why wa
Posted by Nec_32 2 Aug 2008 02:17
Мадест wrote 1 March 2006 17:21
Try this test:
5
5 7 6 7 4

Re: why wa
Posted by Nec_32 2 Aug 2008 12:16
все понял
a=5
b=7
c=6
d=7
e=4
-------------
______|
__aeaeaeaea
bcbcbcbcbcbcb
___ddddddd

Accepted    0.001    141 КБ )))

Edited by author 02.08.2008 12:17