Created
May 17, 2020 14:37
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| class Solution { | |
| public: | |
| vector<int> findAnagrams(string s, string p) { | |
| ios_base::sync_with_stdio(false); | |
| cin.tie(NULL); | |
| vector<int> ans; | |
| vector<int> hash(26,0); | |
| vector<int> phash(26,0); | |
| int window = p.size(); | |
| int len = s.size(); | |
| if(len<window) | |
| return ans; | |
| int left = 0,right = 0; | |
| while(right<window) | |
| { | |
| phash[p[right]-'a'] +=1; | |
| hash[s[right++]-'a'] +=1; | |
| } | |
| right -=1; | |
| while(right<len) | |
| { | |
| if(phash == hash) | |
| ans.push_back(left); | |
| right+=1; | |
| if(right!=len) | |
| hash[s[right]-'a'] +=1; | |
| hash[s[left]-'a'] -=1; | |
| left+=1; | |
| } | |
| return ans; | |
| } | |
| }; |
These for streams in C++. Please read on it by searching. That will be best
:)
…On Sat, 19 Sep, 2020, 11:20 am Nikhil Sachan, ***@***.***> wrote:
***@***.**** commented on this gist.
------------------------------
I always wonder what is the meaning of these lines ::-->>>
ios_base::sync_with_stdio(false);
cin.tie(NULL);
please explain
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I always wonder what is the meaning of these lines ::-->>>
ios_base::sync_with_stdio(false);
cin.tie(NULL);
please explain