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  1. /* 
  2. Name : Mohit Khare 
  3. B.Tech 2nd Year
  4. Computer Science and Engineering
  5. MNNIT Allahabad
  6. */    
  7. #include <bits/stdc++.h>
  8. using namespace std;
  9. #define F(i,a,b) for(int i = (int)(a); i < (int)(b); i++)
  10. #define RF(i,a,b) for(int i = (int)(a); i > (int)(b); i--)
  11. #define ll long long int
  12. #define ull unsigned long long int
  13. #define pii pair < int , int >
  14. #define pb push_back
  15. #define mp make_pair
  16. #define mod 1000000007
  17. int main()
  18. {
  19. 	//freopen("input.txt","r",stdin);
  20.     //freopen("output.txt","w",stdout);
  21.     char ch[500000],st[26],ans[26];
  22.     cin>>ch;
  23.     int hash[26],cnt=0,q=0,f=0,m=0,p=0;
  24.     int len = strlen(ch),i;
  25.     if(len<26)
  26.     {
  27.     	cout<<"-1"<<endl;
  28.     	return 0;
  29.     }
  30.     for( i = 0;i<=len-26;i++)
  31.     {
  32.     	for(int j = 0;j<26 ; j++)
  33.     	{
  34.     		if(ch[i+j]!='?')
  35.     		hash[ch[i+j]-'A']++;
  36.     		else q++;
  37.     	}
  38.     	for(int k = 0 ;k<26;k++)
  39.     	{
  40.     		if(hash[k]==0)
  41.     		{
  42.     			cnt++;
  43.     			st[m]=(char)('A'+k);
  44.     			m++;
  45.     		}	
  46.     	}
  47.     	m=0;
  48.     	if(cnt<=q)
  49.     	{
  50.     		f=1;
  51.     		for(int k= 0;k<26;k++)
  52.     		{
  53.     			if(ch[i+k]=='?')
  54.     			{
  55. 					ans[p]=st[m];
  56. 					p++;
  57. 					m++;
  58. 				}
  59. 				else
  60. 				{ 
  61. 					ans[p]=ch[i+k];
  62. 					p++;
  63. 				}
  64.     		}
  65.     		break;
  66.     	}
  67.     	cnt =0;
  68.     	q=0;
  69.     	m=0;
  70.     	memset(hash,0,sizeof(hash));
  71.     	char st[26];
  72.     }
  73. 	if(f)
  74. 	{
  75. 		for(m =0;m<i;m++)
  76. 		if(ch[m]=='?')
  77. 			cout<<"A";
  78. 		else cout<<ch[m];
  79. 		cout<<ans;
  80. 		for( m=26+i;m<len;m++)
  81. 		{
  82. 			if(ch[m]=='?')
  83. 				cout<<"A";
  84. 			else cout<<ch[m];
  85. 		}			
  86. 	}
  87. 	else cout<<-1<<endl;
  88. 	return 0;
  89. }
Success #stdin #stdout 0s 3836KB
comments (?)
stdin 
ABC??FGHIJK???OPQR?TUVWXY?
stdout 
ABCDEFGHIJKLMNOPQRSTUVWXYZ
https://ideone.com/tJdGrc
language:
C++ (gcc 8.3)
created:
8 years ago
visibility:
public

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