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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. long long dp[1000001];
  4. long long mini(long long x,long long y)
  5. {
  6. 	if(x<y)
  7. 		return x;
  8. 	return y;
  9. }
  10. int main()
  11. {
  12. 	int t;
  13. 	cin>>t;
  14. 	while(t--)
  15. 	{
  16. 		int n;
  17. 		cin>>n;
  18. 		vector< pair<int,int> > vec;
  19. 		for(int i=0;i<n;i++)
  20. 		{
  21. 			int x,y;
  22. 			cin>>x>>y;
  23. 			vec.push_back({x,y});
  24. 		}
  25. 		int m;
  26. 		cin>>m;
  27. 		vector< pair<int, long long int> > carpet;
  28. 		for(int i=0;i<m;i++)
  29. 		{
  30. 			int x;
  31. 			long long y;
  32. 			cin>>x>>y;
  33. 			carpet.push_back({x,y});
  34. 		}
  35. 		for(int i=1;i<=1000000;i++)
  36. 			dp[i]=100000000000000;
  37. 		dp[0]=0;
  38. 		for(int i=1;i<=1000000;i++)
  39. 		{
  40. 			for(int j=0;j<m;j++)
  41. 			{
  42. 				int len = carpet[j].first;
  43. 				long long int cost = carpet[j].second;
  44. 				if(len>=i)
  45. 					dp[i]=mini(dp[i],cost);
  46. 				else
  47. 					dp[i]=mini(dp[i],dp[i-len]+cost);
  48. 			}
  49. 		}
  50. 		long long ans=0;
  51. 		for(int i=0;i<n-1;i++)
  52. 		{
  53. 			int x1 = vec[i].first;
  54. 			int y1 = vec[i].second;
  55. 			int x2 = vec[i+1].first;
  56. 			int y2 = vec[i+1].second;
  57. 			long long val = ((x2-x1)*(x2-x1))+((y2-y1)*(y2-y1));
  58. 			double dist = sqrt(val);
  59. 			long long temp = ceil(dist);
  60. 			ans+=dp[temp];
  61. 		}
  62. 		int x1 = vec[n-1].first;
  63. 			int y1 = vec[n-1].second;
  64. 			int x2 = vec[0].first;
  65. 			int y2 = vec[0].second;
  66. 			long long val = ((x2-x1)*(x2-x1))+((y2-y1)*(y2-y1));
  67. 			double dist = sqrt(val);
  68. 			long long temp = ceil(dist);
  69. 			ans+=dp[temp];
  70. 		cout<<ans<<endl;
  71. 	}
  72. 	return 0;
  73. }
Runtime error #stdin #stdout 0s 11280KB
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https://ideone.com/yLOLip
language:
C++14 (gcc 8.3)
created:
7 years ago
visibility:
public

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