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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. struct woa
  4. {
  5. 	long long t,sl1,sl2;
  6. };
  7. long long a,b,n,to;vector<long long>vt1,vt2;woa f[500005];
  8. int main()
  9. {
  10. 	ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
  11. 	//freopen("knapsack.inp","r",stdin);
  12. 	//freopen("knapsack.out","w",stdout);
  13. 	cin>>n;
  14. 	for(int i=1;i<=n;i++)
  15. 	{
  16. 		cin>>a>>b;
  17. 		if(a==1)vt1.push_back(b);
  18. 		else vt2.push_back(b);
  19. 		to+=a;
  20. 	}
  21. 	sort(vt1.begin(),vt1.end());
  22. 	sort(vt2.begin(),vt2.end());
  23. 	f[0].t=0;
  24. 	f[0].sl1=vt1.size()-1;
  25. 	f[0].sl2=vt2.size()-1;
  26. 	f[1].sl1=f[0].sl1;
  27. 	f[1].sl2=f[0].sl2;
  28. 	if(f[0].sl1>=0)
  29. 	{
  30. 		f[1].t=vt1[f[0].sl1];
  31. 		f[1].sl1--;
  32. 	}
  33. 	for(int i=2;i<=to;i++)
  34. 	{
  35. 		f[i].t=f[i-1].t;
  36. 		f[i].sl1=f[i-1].sl1;
  37. 		f[i].sl2=f[i-1].sl2;
  38. 		if(f[i-1].sl1>=0&&f[i-1].t+vt1[f[i-1].sl1]>f[i].t)
  39. 		{
  40. 			f[i].t=f[i-1].t+vt1[f[i-1].sl1];
  41. 			f[i].sl1=f[i-1].sl1-1;
  42. 			f[i].sl2=f[i-1].sl2;
  43. 		}
  44. 		if(f[i-2].sl2>=0&&f[i-2].t+vt2[f[i-2].sl2]>f[i].t)
  45. 		{
  46. 			f[i].t=f[i-2].t+vt2[f[i-2].sl2];
  47. 			f[i].sl1=f[i-2].sl1;
  48. 			f[i].sl2=f[i-2].sl2-1;
  49. 		}
  50. 	}
  51. 	for(int i=1;i<=to;i++)cout<<f[i].t<<' ';
  52. 	return 0;
  53. }
  54.  
Success #stdin #stdout 0.01s 5288KB
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https://ideone.com/nyrVQc
language:
C++14 (clang 8.0)
created:
7 days ago
visibility:
public

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