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๐ŸšฉMain Group - @SuperExams
๐Ÿ“Job Updates - @FresherEarth

๐Ÿ”ฐAuthentic Coding Solutions(with Outputs)
โš ๏ธDaily Job Updates
โš ๏ธHackathon Updates & Solutions

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โœ…โœ…โœ…#HackerRank Highly Profitable Months - HackerRank C++ Solutions

int countHighlyProfitableMonths(vector<int> stockPrices,int k){
int n=stockPrices.size(),count=1;
vector<int> a;
for(int i=0;i+1<n;i++){
if(stockPrices[i+1]>stockPrices[i])
count+=1;
else{
a.push_back(count);
count=1;
}
}
a.push_back(count);
int ans=0;
for(auto x:a){
if(x>=k)
ans+=(x-k+1);
}
return ans;
}
โœ…โœ…โœ…#HackerRank Last and Second-Last - Python HackerRank Solutions

def lastLetters(word):
return word[-1]+" "+word[-2]

word="APPLE"
print(lastLetters(word))
โœ…โœ…โœ…#HackerRank Product of the Maximum and Minimum in a Dataset - Java HackerRank Solution

public static List<Long> maxMin(List<String> operations, List<Integer> x) {
List<Long> productArray = new ArrayList<Long>();
List<Long> a=new ArrayList<Long>();
int opsize=operations.size();
for(int y=0;y<opsize;y++)
{
if(operations.get(y).equals("push"))
{
a.add((long)x.get(y));
Collections.sort(a);
productArray.add(a.get(0)*a.get(a.size()-1));
}
else
{
a.remove((long)x.get(y));
Collections.sort(a);
productArray.add(a.get(0)*a.get(a.size()-1));
}
}
return productArray;
}
โœ…โœ…โœ…#HackerRank Reverse Array Queries - Python HackerRank Solutions

def performOperations(arr, operations):
for i in operations:
arr[i[0]:i[1]+1]=reversed(arr[i[0]:i[1]+1])
return arr
โœ…โœ…โœ…#HackerRank Department Summary - SQL HackerRank Solution

select d.name, count(unique(e.id)) as c
from department d, employee e
where d.id = e.dept_id
group by d.name
order by c desc, d.name;

select d.name, 0
from department d
left outer join employee e on d.id = e.dept_id
where e.id is null
group by d.name
order by d.name;

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โš ๏ธโš ๏ธโš ๏ธ#HackerRank Rest API: Country Code - HackerRank Python Solutions

import urllib.request
import json
import re

def getPhoneNumbers(country,phoneNumber):
api="https://jsonmock.hackerrank.com/api/countries?name="
url = api+country
with urllib.request.urlopen(url) as response:
html = response.read()
html = json.loads(html)
code = html["data"][0]["callingCodes"][0]
phoneNumber="+"+str(code)+" "+str(phoneNumber)
return phoneNumber
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