• + 0 comments

    Here is my solution, using JavaScript

    function birthday(s, d, m) {
        // Write your code here
        let count = 0;
        while (s.length >= m){
          let sum = 0;
          // sum terms
          for(let i=0; i<m; i++){
            sum += s[i];
        }
        if(sum===d) count++;    
        s.shift();
        } 
        return count;
    }