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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. int main()
  4. {
  5. 	long long n , x , a[10000],s=0,d=0;
  6. 	cin>>n>>x;
  7. 	for ( int i=0 ; i<n;i++)
  8. 	{
  9.  
  10. 		cin>>a[i];
  11.  
  12. 	}
  13. 	long long slow=0;
  14. 	for ( long long fast=1 ; fast < n ; fast++ )
  15. 	{
  16. 		s+=a[fast];
  17. 		while ( a[fast] + a[slow] > x && slow <= fast)
  18. 		{
  19. 			s-=a[slow];
  20. 			slow++;
  21. 		}
  22. 		if ( s <= x )
  23. 		{
  24. 			d=max(d , fast-slow+1);
  25. 		}
  26. 	}
  27. 	cout<<d;
  28. 	return 0;
  29.  
  30. }
Success #stdin #stdout 0s 5288KB
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stdin
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10 3
0 0 1 1 1 2 2 3 3 4
stdout
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5
https://ideone.com/QgnzPj
bai 3 (twopointers/dang1)
language:
C++14 (gcc 8.3)
created:
40 days ago
visibility:
public

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