# Find All Anagrams in a String (Leetcode 438)

Problem Link: <https://leetcode.com/problems/find-all-anagrams-in-a-string/>

```python
class Solution:
    def findAnagrams(self, s: str, p: str) -> List[int]:
        
        ans=[]
        n=len(s)
        dictofp={}
        for i in p:
            if(i in dictofp):
                dictofp[i]+=1
            else:
                dictofp[i]=1
        
        i=0
        j=0
        k=len(p)
        tempdict={}
        
        while(j<n):
            if(s[j] in tempdict):
                tempdict[s[j]]+=1
            else:
                tempdict[s[j]]=1
            
            if(j-i+1<k):
                j+=1
            
            elif(j-i+1==k):
                
                if(dictofp==tempdict):
                    ans.append(i)
                
                if(tempdict[s[i]]==1):
                    del tempdict[s[i]]
                else:
                    tempdict[s[i]]-=1
                    
                i+=1
                j+=1
        
        return ans
```
