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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. #define INF 2000000000
  4. typedef long long int ll;
  5. typedef pair<ll,ll> ii;
  6. typedef pair<ii,ll> iii;
  7. typedef vector<ll> vi;
  8. typedef vector<ii> vii;
  9. #define getbit(n,i) (((n)&(1<<(i)))!=0)
  10. #define setbit0(n,i) ((n)&(~(1<<(i))))
  11. #define setbit1(n,i) ((n)|(1<<(i)))
  12. #define togglebit(n,i) ((n)^(1<<(i)))
  13. #define lastone(n) ((n)&(-(n)))
  14. #define read freopen("debug\\in.txt","r",stdin)
  15. #define write freopen("debug\\out.txt","w",stdout)
  16. #define fi first
  17. #define se second
  18. #define getI(a) scanf("%d",&a)
  19. #define getII(a,b) scanf("%d%d",&a,&b)
  20. #define PI (acos(-1))
  21. #define fastread ios_base::sync_with_stdio(false);cin.tie(NULL)
  22. #define mod (1000000007)
  23. #define asz 500005
  24. #define pb push_back
  25. #define ppf pop_front
  26. #define ppb pop_back
  27. #define pf push_front
  28. int chokka[7][7];
  29. int guti[8];
  30. queue<int>q;
  31. vector<pair<int,int> >v;
  32. int main()
  33. {
  34.     fastread;
  35.      int n,i,j,k,l,m,a,b,c,d,e,f,g,h;
  36.      cin>>n>>m;
  37.      for(i=1;i<=m;i++)
  38.      {
  39.      	cin>>k>>l;
  40.      	v.pb(make_pair(k,l));
  41. 	 }
  42. 	 int maxi=0;
  43.  
  44.  
  45. 		for(a=1;a<=6;a++)
  46. 	{
  47. 		guti[1]=a;
  48. 		for(b=1;b<=6;b++)
  49. 		{
  50. 			guti[2]=b;
  51. 			for(c=1;c<=6;c++)
  52. 			{
  53. 				guti[3]=c;
  54. 				for(d=1;d<=6;d++)
  55. 				{
  56. 					guti[4]=d;
  57. 					for(e=1;e<=6;e++)
  58. 					{
  59. 						guti[5]=e;
  60. 						for(f=1;f<=6;f++)
  61. 						{
  62. 						     	guti[6a]=f;
  63. 						     	for(g=1;g<=6;g++)
  64. 						     	{
  65. 								   guti[7]=g;
  66. 								   int res=0;
  67. 	    	                           for(j=0;j<m;j++)
  68. 			                        {
  69. 			                           if(chokka[guti[v[j].fi]][guti[v[j].se]]==0)
  70. 				                        {
  71. 				                          res++;
  72. 					                     chokka[guti[v[j].fi]][guti[v[j].se]]=1;
  73. 					                     chokka[guti[v[j].se]][guti[v[j].fi]]=1;
  74. 				                       } 	
  75. 			                        }
  76. 			                       maxi=max(res,maxi);
  77. 			                      memset(chokka,0,sizeof(chokka));
  78. 							    }
  79. 						}
  80. 					}
  81. 				}
  82. 			}
  83. 		}
  84. 	}
  85.  
  86. 	cout<<maxi;
  87. 	return 0;
  88. }
Compilation error #stdin compilation error #stdout 0.01s 4536KB
comments (?)
stdin
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4 4
1 2
2 3
3 4
4 1
compilation info 
prog.cpp: In function ‘int main()’:
prog.cpp:62:18: error: unable to find numeric literal operator ‘operator""a’
             guti[6a]=f;
                  ^~
stdout
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Standard output is empty
https://ideone.com/6ViJvU
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
public

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