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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6. import java.util.Scanner;
  7.  
  8. /* Name of the class has to be "Main" only if the class is public. */
  9. class Ideone
  10. {
  11. 	public static boolean fun(String s1,int a[])
  12. 	{
  13. 		for(int i=0;i<s1.length();i++)
  14. 		{
  15. 			if(s1.charAt(i)=='?')
  16. 			{
  17. 				continue;
  18. 			}
  19. 			else
  20. 			{
  21. 				if(a[s1.charAt(i)]>0)
  22. 				{
  23. 					a[s1.charAt(i)]--;
  24. 				}
  25. 				else
  26. 				{
  27. 					return false;
  28. 				}
  29. 			}
  30. 		}
  31. 		return true;
  32. 	}
  33.  
  34.  
  35. 	public static void main(String args[])
  36. 	{
  37. 		Scanner in = new Scanner(System.in);
  38. 		String s1 = in.next();
  39. 		String s2 = in.next();
  40. 		int a[] = new int[256];
  41. 		for(int i=0;i<s2.length();i++)
  42. 		{
  43. 			a[s2.charAt(i)]++;
  44. 		}
  45. 		int counter=0;
  46. 		int b[] = new int[a.length];
  47. 		for(int i=0;i<=s1.length()-s2.length();i++)
  48. 		{
  49. 			for(int j=0;j<256;j++)
  50. 			{
  51. 				b[j] = a[j];
  52. 			}
  53. 			if(fun(s1.substring(i,s2.length()+i),b))
  54. 				counter++;
  55. 		}
  56. 		System.out.println(counter);
  57. 	}
  58.  
  59. }
Success #stdin #stdout 0.13s 321088KB
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ab?c

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2
https://ideone.com/f6ZBjg
language:
Java (HotSpot 12)
created:
9 years ago
visibility:
public

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