fork(1) download
copy 
  1. #include <stdio.h>
  2. #include <vector>
  3. using namespace std;
  4.  
  5. int main()
  6. {
  7. 	int n;
  8. 	scanf("%d",&n);
  9.  
  10. 	vector <vector <int> > val;
  11.  
  12.  
  13. 	int size=0;
  14. 	for(int i=0;i<n;i++)
  15. 	{
  16.  
  17. 		scanf("%d",&size);
  18. 		int temp;
  19. 		vector <int> cur;
  20. 		for(int j=0;j<size;j++)
  21. 		{
  22. 			scanf("%d",&temp);
  23. 			cur.push_back(temp);
  24. 		}
  25. 		val.push_back(cur);
  26. 	}
  27.  
  28.  
  29. 	int ind[n];
  30. 	for(int i=0;i<n;i++)ind[i]=0;
  31.  
  32. 	int ans=0;
  33. 	int prev=-1;
  34. 	while(!done)
  35. 	{
  36. 		int done = true;
  37. 		int min =-1;
  38. 		int cur=-1;
  39. 		for(int i=0;i<n;i++)
  40. 		{
  41. 			if(ind[i]<val[i].size())
  42. 			{
  43. 				done = false;
  44. 				if(min==-1)
  45. 					{
  46. 						min = val[i][ind[i]];
  47. 						cur =i;
  48. 						// ind[i]++;
  49. 					}
  50. 				else
  51. 				{
  52. 					if(val[i][ind[i]]<min){min = val[i][ind[i]];cur=i;}
  53.  
  54. 				}		
  55.  
  56. 			}
  57. 		}
  58.  
  59. 		if(!done)
  60. 		{
  61. 			// prev = cur;
  62. 			if(ind[cur]==val[cur].size()-1)
  63. 			{
  64. 				if(prev!=cur)ans++;
  65. 			}
  66. 			else 
  67. 			{
  68. 				if(prev!=cur)ans+=2;
  69. 			}
  70. 		}
  71. 	}
  72.  
  73. 	printf("sum - %d\n",ans);
  74.  
  75. 	// for(int i=0;i<n;i++)
  76. 	// {
  77. 	// 	for(int j=0;j<val[i].size();j++)
  78. 	// 	{
  79. 	// 		printf("%d ",val[i][j]);
  80. 	// 	}
  81. 	// 	printf("\n");
  82. 	// }
  83.  
  84. 	return 0;
  85. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
copy 
2
3 1 2 4
2 3 5
compilation info 
prog.cpp: In function 'int main()':
prog.cpp:34: error: 'done' was not declared in this scope
stdout
copy 
Standard output is empty
https://ideone.com/GumgTH
language:
C++ 4.3.2 (gcc-4.3.2)
created:
7 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!