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Count Prefix of a Given String solution leetcode

Expensive Earthworm answered on May 4, 2022 Popularity 9/10 Helpfulness 3/10

answer Count Prefix of a Given String solution leetcode

Count Prefix of a Given String solution leetcode

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class Solution {
public:
    int countPrefixes(vector<string>& words, string s) {
        map<string,int> mp;
        int n = s.size();
        string temp;
        for(int i=0;i<n;i++){
            temp += s[i];
            mp[temp]++;
        }
        int n1 = words.size();
        int count = 0;
        for(int i=0;i<n1;i++){
            if(mp.find(words[i])!=mp.end())
                count++;
        }
        return count;
    }
};

Popularity 9/10 Helpfulness 3/10 Language cpp

Source: Grepper

Tags: c++ count prefix solution string

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Contributed on May 04 2022

Expensive Earthworm

0 Answers Avg Quality 2/10

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Count Prefix of a Given String solution leetcode

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