Discussion on HackerRank Tweets Challenge

Sort by

recency

|

99 Discussions

|

3 weeks ago+ 0 comments

python 3

import re pattern = re.compile(r'\w*[#@]?(hackerrank)\w*',re.IGNORECASE)

n =int(input()) count = 0

for _ in range(n): text = input() if re.search(pattern, text): count = count + 1 print(count)

7 months ago+ 0 comments

Javascript one liner

Showoff your array knowledge

console.log(input.split("\n").slice(1).reduce((sum, val) => (/hackerrank/i.test(val) ? sum + 1 : sum), 0))

Showoff your flags knowledge

console.log(input.match(/hackerrank/gi).length);

1 year ago+ 0 comments

Java 15

import java.io.*;
import java.util.*;
import java.util.regex.Pattern;
import java.util.regex.Matcher;
public class Solution {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n = Integer.parseInt(scanner.nextLine());
        Pattern pattern = Pattern.compile("hackerrank",Pattern.CASE_INSENSITIVE);
        int count=0;
        for(int i=0;i<n;i++)
        {   Matcher matcher = pattern.matcher(scanner.nextLine());
            if (matcher.find()) count++;
        }
        System.out.println(count);
    }
}

1 year ago+ 0 comments

Python 3

import re
n = int(input())
counter = 0
for _ in range(n):
    tweet = input()
    if re.search(r"hackerrank", tweet, re.IGNORECASE):
        counter += 1
print(counter)

1 year ago+ 0 comments

Javascript:

const lines = input.match(/^.*?\bhackerrank\b.*?$/gmi);
console.log(lines.length);

Sort by

|

99 Discussions

|

Cookie support is required to access HackerRank

Please signup or login in order to view this challenge