Arrays
Warm-up Challenges
1. Sock Merchant (Python 2)
#!/bin/python
import math
import os
import random
import re
import sys
def sockMerchant(n, ar):
count =......
Hacker Rank Problem Solved Practice Solution 1 - 4
1. Solve Me First
<?php
function solveMeFirst($a,$b){
// Hint: Type return $a + $b; below
}
$handle = fopen ("php://stdin","r");
$_a = fgets($handle);
$_b......
Hacker Rank SQL Practice Solution 1-15
1. Revising the Select Query I
select * from CITY where population>100000 AND countrycode='USA';
2. Revising the Select Query II
SELECT NAME FROM CITY WHERE POPULATION>120000......
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