prefix stringlengths 0 918k | middle stringlengths 0 812k | suffix stringlengths 0 962k |
|---|---|---|
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// The Brazilian factorial is defined as:
// brazilian_factorial(n) = n! * (n-1)! * (n-2)! * ... * 1!
// where n > 0
// For ex... | long local_result = 1; | long temp = n;
while (temp > 0) {
local_result *= temp;
temp--;
}
result *= local_result;
n--;
}
return result;
}
} |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Given a positive integer n, return the count of the numbers of n-digit
// positive integers that start or end with 1.
public st... | long lower = (long) Math.pow(10, n - 1); | long upper = (long) Math.pow(10, n) - 1;
long count = 0;
for (long i = lower; i <= upper; i++) {
String s = "" + i;
if (s.startsWith("1") || s.endsWith("1"))
count++;
}
return count;
}
} |
//You are given 2 words. You need to return true if the second word or any of its rotations is a substring in the first word
// >>> cycpattern_check("abcd", "abd")
// false
// >>> cycpattern_check("hello", "ell")
// true
// >>> cycpattern_check("whassup", "psus")
// false
// >>> cycpattern_check("abab", "baa")
// true
... | var result = false; | for(var i = 0; i < b.length; i++){
result = result || a.includes(b);
b = b.slice(1) + b[0];
}
return result;
}
|
//Create a function that takes integers, floats, or strings representing
// real numbers, and returns the larger variable in its given variable type.
// Return undefined if the values are equal.
// Note: If a real number is represented as a string, the floating point might be . or ,
// >>> compare_one(1, 2.5)
// 2.5
//... | } | }
else if (typeof a === "string" && typeof b === "number"){
if (a[0] > b){
return a;
} else if (a[0] < b){
return b;
} else {
return undefined;
}
}
else if (typeof a === "number" && typeof b === "string"){
if (a > b[0]){
return a;
} else if (a < b[0]){
retur... |
from typing import List
def match_parens(lst: List[str]) -> str:
"""
You are given a list of two strings, both strings consist of open
parentheses '(' or close parentheses ')' only.
Your job is to check if it is possible to concatenate the two strings in
some order, that the resulting string will b... | return 'Yes' | return 'No'
|
//Create a function that takes integers, floats, or strings representing
// real numbers, and returns the larger variable in its given variable type.
// Return undefined if the values are equal.
// Note: If a real number is represented as a string, the floating point might be . or ,
// >>> compare_one(1, 2.5)
// 2.5
//... | } | else if (typeof a === "number" && typeof b === "string"){
if (a > b[0]){
return a;
} else if (a < b[0]){
return b;
} else {
return undefined;
}
}
}
|
from typing import List
def numerical_letter_grade(grades: List[float]) -> List[str]:
"""It is the last week of the semester and the teacher has to give the grades
to students. The teacher has been making her own algorithm for grading.
The only problem is, she has lost the code she used for grading.
Sh... | elif x > 3.3: | final.append('A-')
elif x > 3.0:
final.append('B+')
elif x > 2.7:
final.append('B')
elif x > 2.3:
final.append('B-')
elif x > 2.0:
final.append('C+')
elif x > 1.7:
final.append('C')
elif x > 1.3:
... |
//Return true is array elements are monotonically increasing or decreasing.
// >>> monotonic([1, 2, 4, 20])
// true
// >>> monotonic([1, 20, 4, 10])
// false
// >>> monotonic([4, 1, 0, -10])
// true
function monotonic(l){
if(l.length <= 1){
return true;
}
if(l[0] < l[1]){
for(var i = 1; i < ... | if(l[i] < l[i + 1]){ | return false;
}
}
}
return true;
}
|
//Given a positive integer n, return a sorted array that has the odd numbers in collatz sequence.
// The Collatz conjecture is a conjecture in mathematics that concerns a sequence defined
// as follows: start with any positive integer n. Then each term is obtained from the
// previous term as follows: if the previous ... | } | else{
odd_numbers.push(1)
return odd_numbers
}
}
|
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// It is the last week of the semester and the teacher has to give the grades
// to students. The teacher has been making her own algo... | ArrayList<String> letterGrades = new ArrayList<String>(); | for (int i = 0; i < grades.size(); i++) {
float currentGrade = grades.get(i);
if (currentGrade == 4.0f) {
letterGrades.add("A+");
} else if (currentGrade > 3.7f) {
letterGrades.add("A");
} else if (currentGrade > 3.3f) {
... |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Given a string representing a space separated lowercase letters, return a hash map
// of the letter with the most repetition and co... | long max = 0; | for (String key : hm.keySet()) {
if (hm.get(key) > max) {
max = hm.get(key);
}
}
for (String key : hm.keySet()) {
if (hm.get(key) == max) {
s.put(key, hm.get(key));
}
}... |
//Given array of numbers (of at least two elements), apply a linear transform to that array,
// such that the smallest number will become 0 and the largest will become 1
// >>> rescale_to_unit([1.0, 2.0, 3.0, 4.0, 5.0])
// [0.0, 0.25, 0.5, 0.75, 1.0]
function rescale_to_unit(numbers){
var min = Math.min.apply(Math, n... | unit.push((numbers[i] - min) / sub); | }
return unit;
}
|
//Given an array of numbers, return the sum of squares of the numbers
// in the array that are odd. Ignore numbers that are negative or not integers.
// >>> double_the_difference([1, 3, 2, 0])
// 10
// >>> double_the_difference([-1, -2, 0])
// 0
// >>> double_the_difference([9, -2])
// 81
// >>> double_the_difference([... | } | |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Return true if a given number is prime, and false otherwise.
// >>> isPrime((6l))
// (false)
// >>> isPrime((101l))
// ... | while (i * i <= n) { | if (n % i == 0 || n % (i + 2) == 0) return false;
i += 6;
}
return true;
}
} |
from typing import List, Optional
def prod_signs(arr: List[int]) -> Optional[int]:
"""
You are given an array arr of integers and you need to return
sum of magnitudes of integers multiplied by product of all signs
of each number in the array, represented by 1, -1 or 0.
Note: return None for empty a... | if num > 0: | sign_arr.append(1)
elif num < 0:
sign_arr.append(-1)
else:
sign_arr.append(0)
return sum(map(abs, arr)) * product(sign_arr) |
//Given a non-empty array of integers, return the sum of all of the odd elements that are in even positions.
// Examples
// >>> solution([5, 8, 7, 1])
// 12
// >>> solution([3, 3, 3, 3, 3])
// 9
// >>> solution([30, 13, 24, 321])
// 0
function solution(lst){
let result = 0; | for (let i = 0; i < lst.length; i++){ | if (i % 2 === 0){
if (lst[i] % 2 === 1){
result += lst[i];
}
}
}
return result;
} |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// In this problem, you will implement a function that takes two array lists of numbers,
// and determines whether it is possible to p... | for (int i = 0; i < lst1.size(); i++) { | if (lst1.get(i) % 2 == 1) {
for (int j = 0; j < lst2.size(); j++) {
if (lst2.get(j) % 2 == 0) {
lst1.set(i, lst2.get(j));
lst2.set(j, (long) 1);
break;
}
}
... |
//Input to this function is a string represented multiple groups for nested parentheses separated by spaces.
// For each of the group, output the deepest level of nesting of parentheses.
// E.g. (()()) has maximum two levels of nesting while ((())) has three.
// >>> parse_nested_parens("(()()) ((())) () ((())()())")
//... | return result; | }
|
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// A simple program which should return the value of x if n is
// a prime number and should return the value of y otherwise.
// E... | return y; | }
}
} |
//Given array of integers, return array in strange order.
// Strange sorting, is when you start with the minimum value,
// then maximum of the remaining integers, then minimum and so on.
// Examples:
// >>> strange_sort_list([1, 2, 3, 4])
// [1, 4, 2, 3]
// >>> strange_sort_list([5, 5, 5, 5])
// [5, 5, 5, 5]
// >>> str... | } | return output;
} |
//In this Kata, you have to sort an array of non-negative integers according to
// number of ones in their binary representation in ascending order.
// For similar number of ones, sort based on decimal value.
// It must be implemented like this:
// >>> sort_array([1, 5, 2, 3, 4])
// [1, 2, 3, 4, 5]
// >>> sort_array([-... | } | |
from typing import List
def numerical_letter_grade(grades: List[float]) -> List[str]:
"""It is the last week of the semester and the teacher has to give the grades
to students. The teacher has been making her own algorithm for grading.
The only problem is, she has lost the code she used for grading.
Sh... | elif x > 0.7: | final.append('D')
elif x > 0.0:
final.append('D-')
else:
final.append('E')
return final
|
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Given an array array list of positive integers x. return a sorted array list of all
// elements that hasn't any even digit.
//... | } | }
Collections.sort(b);
return b;
}
} |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Given an array array list of non-negative integers, return a cojava of the given array array list after sorting,
// you will sort t... | return array; | }
if(array.size()>1) {
if((array.get(0)+array.get(array.size()-1))%2==0) {
Collections.sort(array, Collections.reverseOrder());
}
else {
Collections.sort(array);
}
}
return array;
}
} |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Given a string s and a natural number n, you have been tasked to implement
// a function that returns an array array list of all w... | consonants++; | break;
}
}
if (consonants == n) {
ret.add(word);
}
}
return ret;
}
} |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Given array list of integers, return array list in strange order.
// Strange sorting, is when you start with the minimum value,
... | } | return result;
}
} |
//Given a grid with N rows and N columns (N >= 2) and a positive integer k,
// each cell of the grid contains a value. Every integer in the range [1, N * N]
// inclusive appears exactly once on the cells of the grid.
// You have to find the minimum path of length k in the grid. You can start
// from any cell, and in e... | return path; | } |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Create a function which takes a string representing a file's name, and returns
// 'Yes' if the the file's name is valid, and return... | return result; | }
if (!Character.isLetter(name.charAt(0))) {
return result;
}
return "Yes";
}
} |
//Implement the function f that takes n as a parameter,
// and returns an array of size n, such that the value of the element at index i is the factorial of i if i is even
// or the sum of numbers from 1 to i otherwise.
// i starts from 1.
// the factorial of i is the multiplication of the numbers from 1 to i (1 * 2 * ... | result.push(factorial); | factorial = 1;
}else{
for(var k = 1; k <= i; k++){
sum += k;
}
result.push(sum);
sum = 0;
}
}
return result;
} |
from typing import List
def get_odd_collatz(n: int) -> List[int]:
"""
Given a positive integer n, return a sorted list that has the odd numbers in collatz sequence.
The Collatz conjecture is a conjecture in mathematics that concerns a sequence defined
as follows: start with any positive integer n. The... | else: | current_num = current_num * 3 + 1
collatz_list.append(1)
return sorted(list(set([x for x in collatz_list if x % 2 != 0])))
|
//Given a string representing a space separated lowercase letters, return an object
// of the letter with the most repetition and containing the corresponding count.
// If several letters have the same occurrence, return all of them.
// Example:
// >>> histogram("a b c")
// {"a": 1, "b": 1, "c": 1}
// >>> histogram("a ... | } | console.log(count);
var max = 0;
var result = {};
for (var key in count){
if (count[key] > max){
max = count[key];
result = {};
result[key] = max;
}
else if (count[key] === max){
result[key] = max;
}
}
return result;
}
|
//You are given a positive integer n. You have to create an integer array a of length n.
// For each i (1 ≤ i ≤ n), the value of a[i] = i * i - i + 1.
// Return the number of triples (a[i], a[j], a[k]) of a where i < j < k,
// and a[i] + a[j] + a[k] is a multiple of 3.
// Example :
// >>> get_max_triples(5)
// 1
// Ex... | } | for(let i = 0; i<arr.length; i++){
for(let j = i+1; j<arr.length; j++){
for(let k = j+1; k<arr.length; k++){
if((arr[i]+arr[j]+arr[k])%3 === 0){
result++;
}
}
}
}
return result;
}
|
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Return true if a given number is prime, and false otherwise.
// >>> isPrime((6l))
// (false)
// >>> isPrime((101l))
// ... | } | return true;
}
} |
//Write a function that accepts an array of strings.
// The array contains different words. Return the word with maximum number
// of unique characters. If multiple strings have maximum number of unique
// characters, return the one which comes first in lexicographical order.
// >>> find_max(["name", "of", "string"])
/... | for(var j = 0; j < word.length; j++){ | var char = word[j];
if(unique_word[char] === undefined){
unique_word[char] = 1;
}
}
if(max_unique_word === ""){
max_unique_word = word;
max_unique = unique_word;
}
else if(Object.keys(unique_word).length > Object... |
from typing import List
def odd_count(lst: List[str]) -> List[str]:
"""Given a list of strings, where each string consists of only digits, return a list.
Each element i of the output should be "the number of odd elements in the
string i of the input." where all the i's should be replaced by the number
... | output.append(f"the number of odd elements {count}n the str{count}ng {count} of the {count}nput.") | return output
|
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Write a function that returns true if the object q will fly, and false otherwise.
// The object q will fly if it's balanced (it is ... | } | Long sum = 0l;
for (int i = 0; i < q.size(); i++) {
sum += q.get(i);
}
if (sum > w) {
return false;
}
for (int i = 0; i < q.size() / 2; i++) {
if (q.get(i) != q.get(q.size() - 1 - i)) {
return false;
}
... |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Given an array array list of integers, sort the integers that are between 1 and 9 inclusive,
// reverse the resulting array array l... | good.sort(new Comparator<Long>() { | public int compare(Long i1, Long i2) {
return i1.compareTo(i2);
}
});
Collections.reverse(good);
for (Long i : good) {
res.add(a[i.intValue() - 1]);
}
return res;
}
} |
//Return n-th Fibonacci number.
// >>> fib(10)
// 55
// >>> fib(1)
// 1
// >>> fib(8)
// 21
function fib(n){
if(n <= 2){ | return 1; | } else {
return fib(n-1) + fib(n-2);
}
}
|
//Filter given array of any jsthon values only for integers
// >>> filter_integers(["a", 3.14, 5])
// [5]
// >>> filter_integers([1, 2, 3, "abc", {}, []])
// [1, 2, 3]
function filter_integers(values){
var result = [];
values.forEach(function(value){
if(typeof value === "number" && value % 1 === 0){
result.push(... | } | |
def file_name_check(file_name: str) -> str:
"""Create a function which takes a string representing a file's name, and returns
'Yes' if the the file's name is valid, and returns 'No' otherwise.
A file's name is considered to be valid if and only if all the following conditions
are met:
- There shoul... | if not file_name: | return 'No'
s_count = 0
e_count = 0
for i in file_name:
if i.isdigit():
s_count += 1
if i == '.':
e_count += 1
if s_count > 3 or e_count != 1:
return 'No'
s_name = file_name.split('.')[0]
e_name = file_name.split('.')[1]
if not s_name o... |
//Write a function that returns true if the given number is the multiplication of 3 prime numbers
// and false otherwise.
// Knowing that (a) is less then 100.
// Example:
// >>> is_multiply_prime(30)
// true
// 30 = 2 * 3 * 5
function is_multiply_prime(a){
a = Math.abs(a);
const prime = [2, 3, 5, 7, 11, 13, 1... | } | |
//Create a function which returns the largest index of an element which
// is not greater than or equal to the element immediately preceding it. If
// no such element exists then return -1. The given array will not contain
// duplicate values.
// Examples:
// >>> can_arrange([1, 2, 4, 3, 5])
// 3
// >>> can_arrange([1,... | var res = -1; | for(var i = 1; i < arr.length; i++){
if(arr[i] < max){
res = i;
}else{
max = arr[i];
}
}
return res;
}
|
//Return the largest prime factor of n. Assume n > 1 and is not a prime.
// >>> largest_prime_factor(13195)
// 29
// >>> largest_prime_factor(2048)
// 2
function largest_prime_factor(n){
var result = 2;
while(n > result){
if(n % result == 0){
n = n / result;
}
else{ | result = result + 1; | }
}
return result;
} |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Given an array array list of integers, sort the integers that are between 1 and 9 inclusive,
// reverse the resulting array array l... | for (Long i : arr) { | if (i >= 1 && i <= 9) {
good.add(i);
}
}
good.sort(new Comparator<Long>() {
public int compare(Long i1, Long i2) {
return i1.compareTo(i2);
}
});
Collections.reverse(good);
for (Long i : good) {
... |
def int_to_mini_roman(number: int) -> str:
"""
Given a positive integer, obtain its roman numeral equivalent as a string,
and return it in lowercase.
Restrictions: 1 <= num <= 1000
Examples:
>>> int_to_mini_roman(19)
'xix'
>>> int_to_mini_roman(152)
'clii'
>>> int_to_mini_roman(... | 5: 'v', | 4: 'iv',
1: 'i'
}
roman_numeral = ''
for key in sorted(roman_numerals.keys(), reverse=True):
roman_numeral += roman_numerals[key] * (number // key)
number = number % key
return roman_numeral
|
//Given an array of integers, sort the integers that are between 1 and 9 inclusive,
// reverse the resulting array, and then replace each digit by its corresponding name from
// "One", "Two", "Three", "Four", "Five", "Six", "Seven", "Eight", "Nine".
// For example:
// >>> by_length([2, 1, 1, 4, 5, 8, 2, 3])
// ["Eight"... | } | |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// You are given 2 words. You need to return true if the second word or any of its rotations is a substring in the first word
// >>> c... | return found; | }
} |
//There are eight planets in our solar system: the closerst to the Sun
// is Mercury, the next one is Venus, then Earth, Mars, Jupiter, Saturn,
// Uranus, Neptune.
// Write a function that takes two planet names as strings planet1 and planet2.
// The function should return an array containing all planets whose orbit... | } | return res;
} |
from typing import List
def select_words(s: str, n: int) -> List[str]:
"""Given a string s and a natural number n, you have been tasked to implement
a function that returns a list of all words from string s that contain exactly
n consonants, in order these words appear in the string s.
If the string ... | if char.lower() in CONSONANTS: | count += 1
if count == n:
result.append(word)
return result
|
//Check if two words have the same characters.
// >>> same_chars("eabcdzzzz", "dddzzzzzzzddeddabc")
// true
// >>> same_chars("abcd", "dddddddabc")
// true
// >>> same_chars("dddddddabc", "abcd")
// true
// >>> same_chars("eabcd", "dddddddabc")
// false
// >>> same_chars("abcd", "dddddddabce")
// false
// >>> same_char... | if(s0.indexOf(s1[i]) === -1){ | res = false;
break;
}
}
return res;
}
|
from typing import List
def can_arrange(arr: List[int]) -> int:
"""Create a function which returns the largest index of an element which
is not greater than or equal to the element immediately preceding it. If
no such element exists then return -1. The given array will not contain
duplicate values.
... | return ans | |
//Given a positive integer n, return a sorted array that has the odd numbers in collatz sequence.
// The Collatz conjecture is a conjecture in mathematics that concerns a sequence defined
// as follows: start with any positive integer n. Then each term is obtained from the
// previous term as follows: if the previous ... | if(collatz_sequence[i]%2 == 0){ | collatz_sequence.push(collatz_sequence[i]/2)
}
else if(collatz_sequence[i]%2 == 1){
collatz_sequence.push(collatz_sequence[i]*3+1)
}
if(collatz_sequence[i]%2 == 1){
odd_numbers.push(collatz_sequence[i])
odd_count += 1
}
if(c... |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Create a function which takes a string representing a file's name, and returns
// 'Yes' if the the file's name is valid, and return... | int count = 0; | for (int i = 0; i < name.length(); i++) {
if (Character.isDigit(name.charAt(i))) {
count++;
}
}
if (count > 3) {
return result;
}
if (name.length() == 0) {
return result;
}
if (!Character.isLetter(nam... |
from typing import List
def rolling_max(numbers: List[int]) -> List[int]:
""" From a given list of integers, generate a list of rolling maximum element found until given moment
in the sequence.
>>> rolling_max([1, 2, 3, 2, 3, 4, 2])
[1, 2, 3, 3, 3, 4, 4]
"""
if len(numbers) == 0:
return... | else: | return [max(numbers[:i + 1]) for i in range(len(numbers))]
|
//Return true is array elements are monotonically increasing or decreasing.
// >>> monotonic([1, 2, 4, 20])
// true
// >>> monotonic([1, 20, 4, 10])
// false
// >>> monotonic([4, 1, 0, -10])
// true
function monotonic(l){
if(l.length <= 1){
return true;
} | if(l[0] < l[1]){ | for(var i = 1; i < l.length - 1; i++){
if(l[i] > l[i + 1]){
return false;
}
}
}
else{
for(var i = 1; i < l.length - 1; i++){
if(l[i] < l[i + 1]){
return false;
}
}
}
return true;
}
|
from typing import List
def by_length(arr: List[int]) -> List[str]:
"""
Given an array of integers, sort the integers that are between 1 and 9 inclusive,
reverse the resulting array, and then replace each digit by its corresponding name from
"One", "Two", "Three", "Four", "Five", "Six", "Seven", "Eight... | digits[i] = ['One', 'Two', 'Three', 'Four', 'Five', 'Six', 'Seven', 'Eight', 'Nine'][digits[i] - 1] | return digits
|
//Given a grid with N rows and N columns (N >= 2) and a positive integer k,
// each cell of the grid contains a value. Every integer in the range [1, N * N]
// inclusive appears exactly once on the cells of the grid.
// You have to find the minimum path of length k in the grid. You can start
// from any cell, and in e... | if(curr < nextCell){ | nextCell = curr;
}
}
currCell = nextCell;
}
return path;
} |
//Input is a space-delimited string of numberals from 'zero' to 'nine'.
// Valid choices are 'zero', 'one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight' and 'nine'.
// Return the string with numbers sorted from smallest to largest
// >>> sort_numbers("three one five")
// "one three five"
function sort_number... | numString = numString.join(" "); | return numString;
} |
//Input to this function is a string containing multiple groups of nested parentheses. Your goal is to
// separate those group into separate strings and return the array of those.
// Separate groups are balanced (each open brace is properly closed) and not nested within each other
// Ignore any spaces in the input stri... | count--; | group += paren_string[i];
}
if (count === 0 && group){
groups.push(group);
group = '';
}
}
return groups;
}
|
def file_name_check(file_name: str) -> str:
"""Create a function which takes a string representing a file's name, and returns
'Yes' if the the file's name is valid, and returns 'No' otherwise.
A file's name is considered to be valid if and only if all the following conditions
are met:
- There shoul... | s_name = file_name.split('.')[0] | e_name = file_name.split('.')[1]
if not s_name or not e_name or not s_name[0].isalpha():
return 'No'
if e_name not in ['txt', 'exe', 'dll']:
return 'No'
return 'Yes'
|
def count_upper(s: str) -> int:
"""
Given a string s, count the number of uppercase vowels in even indices.
For example:
>>> count_upper('aBCdEf')
1
>>> count_upper('abcdefg')
0
>>> count_upper('dBBE')
0
"""
vowel_set = set('AEIOU')
count = 0
for i in range(0, le... | if s[i] in vowel_set: | count += 1
return count
"""
D.1 Recursion
Given a positive integer n, write a recursive function that returns the sum of the squares of the
positive odd integers smaller than n. Assume n is greater than or equal to 3.
""" |
//Check if in given array of numbers, are any two numbers closer to each other than
// given threshold.
// >>> has_close_elements([1.0, 2.0, 3.0], 0.5)
// false
// >>> has_close_elements([1.0, 2.8, 3.0, 4.0, 5.0, 2.0], 0.3)
// true
function has_close_elements(numbers, threshold){
for(var i = 0; i < numbers.length; i+... | } | return false;
}
|
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Evaluate whether the given number n can be written as the sum of exactly 4 positive even numbers
// Example
// >>> isEqualToSum... | } else { | return true;
}
}
return false;
}
} |
def valid_date(date: str) -> bool:
"""You have to write a function which validates a given date string and
returns True if the date is valid otherwise False.
The date is valid if all of the following rules are satisfied:
1. The date string is not empty.
2. The number of days is not less than 1 or hi... | if date_list[1] < 1 or date_list[1] > days_per_month[date_list[0] - 1]: | return False
if len(str(date_list[2])) != 4:
return False
return True |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Given an array array list of integers nums, find the minimum sum of any non-empty sub-array array list
// of nums.
// Example
... | } | return minSum;
}
} |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// It is the last week of the semester and the teacher has to give the grades
// to students. The teacher has been making her own algo... | letterGrades.add("D-"); | } else {
letterGrades.add("E");
}
}
return letterGrades;
}
} |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Given a string s and a natural number n, you have been tasked to implement
// a function that returns an array array list of all w... | case 'a': | case 'e':
case 'i':
case 'o':
case 'u':
break;
default:
consonants++;
break;
}
}
if (consonants == n) {
... |
def truncate_number(number: float) -> float:
""" Given a positive floating point number, it can be decomposed into
and integer part (largest integer smaller than given number) and decimals
(leftover part always smaller than 1).
Return the decimal part of the number.
>>> truncate_number(3.5)
0.5... | return number - int(number) | |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Given an array array list arr of integers, find the minimum number of elements that
// need to be changed to make the array array l... | first++; | last--;
}
return count;
}
} |
from typing import List
def factorize(n: int) -> List[int]:
""" Return list of prime factors of given integer in the order from smallest to largest.
Each of the factors should be listed number of times corresponding to how many times it appeares in factorization.
Input number should be equal to the product... | factors = [] | i = 2
while i <= n:
while n % i == 0:
factors.append(i)
n = n / i
i += 1
return factors
|
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// You are given a word. Your task is to find the closest vowel that stands between
// two consonants from the right side of the word... | word = word.toLowerCase(); | for (int i = 0; i < word.length(); i++) {
if (vowels.indexOf(word.charAt(i)) != -1) {
idx.add(i);
}
}
for (int i = idx.size() - 1; i >= 0; i--) {
int j = idx.get(i);
if (j == 0 || j == word.length() - 1) continue;
char l... |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// This function takes an array array list l and returns an array array list l' such that
// l' is identical to l in the odd indicies,... | for (Long num : l) { | if (index % 2 == 0) {
res.add(evenIndexed.get(0));
evenIndexed.remove(0);
} else {
res.add(num);
}
index++;
}
return res;
}
} |
//Given a positive integer, obtain its roman numeral equivalent as a string,
// and return it in lowercase.
// Restrictions: 1 <= num <= 1000
// Examples:
// >>> int_to_mini_roman(19)
// "xix"
// >>> int_to_mini_roman(152)
// "clii"
// >>> int_to_mini_roman(426)
// "cdxxvi"
function int_to_mini_roman(number){
var r... | 100: "c", | 90: "xc",
50: "l",
40: "xl",
10: "x",
9: "ix",
5: "v",
4: "iv",
1: "i"
};
var output = "";
while (number > 0){
var key_list = Object.keys(roman_conversion).map(Number);
key_list.sort(function(a, b){return b-a});
for (var... |
//Given a positive integer n, return an array that has the number of even and odd
// integer palindromes that fall within the range(1, n), inclusive.
// Example 1:
// >>> even_odd_palindrome(3)
// [1, 2]
// Explanation:
// Integer palindrome are 1, 2, 3. one of them is even, and two of them are odd.
// Example 2:
// >>... | } | return [even, odd];
} |
//Implement a function that takes an non-negative integer and returns an array of the first n
// integers that are prime numbers and less than n.
// for example:
// >>> count_up_to(5)
// [2, 3]
// >>> count_up_to(11)
// [2, 3, 5, 7]
// >>> count_up_to(0)
// []
// >>> count_up_to(20)
// [2, 3, 5, 7, 11, 13, 17, 19]
// >... | for (var i = 3; i < n; i += 2){ | var prime = true;
for (var j = 3; j < i; j += 2){
if (i % j === 0){
prime = false;
break;
}
}
if (prime) output.push(i);
}
return output;
}
|
//Given an object, return true if all keys are strings in lower
// case or all keys are strings in upper case, else return false.
// The function should return false is the given object is empty.
// Examples:
// >>> check_dict_case({"a": "apple", "b": "banana"})
// true
// >>> check_dict_case({"a": "apple", "A": "bana... | else{ | return false;
}
}
else if (case_type == 1){
if (key != key.toUpperCase()){
return false;
}
}
else if (case_type == 0){
if (key != key.toLowerCase()){
... |
//Create a function that takes integers, floats, or strings representing
// real numbers, and returns the larger variable in its given variable type.
// Return undefined if the values are equal.
// Note: If a real number is represented as a string, the floating point might be . or ,
// >>> compare_one(1, 2.5)
// 2.5
//... | } else if (a < b) { | return b;
} else {
return undefined;
}
}
else if (typeof a === "string" && typeof b === "number"){
if (a[0] > b){
return a;
} else if (a[0] < b){
return b;
} else {
return undefined;
}
}
else if (typeof a === "number" && typeof b === "string"){
if (a > b... |
//Given a positive integer n, return an array that has the number of even and odd
// integer palindromes that fall within the range(1, n), inclusive.
// Example 1:
// >>> even_odd_palindrome(3)
// [1, 2]
// Explanation:
// Integer palindrome are 1, 2, 3. one of them is even, and two of them are odd.
// Example 2:
// >>... | else{ | odd++;
}
}
return [even, odd];
} |
//This function takes an array l and returns an array l' such that
// l' is identical to l in the odd indicies, while its values at the even indicies are equal
// to the values of the even indicies of l, but sorted.
// >>> sort_even([1, 2, 3])
// [1, 2, 3]
// >>> sort_even([5, 6, 3, 4])
// [3, 6, 5, 4]
function sort_ev... | } | l2.sort(function(a, b){return a - b})
for(var i = 0; i < l2.length; i++){
l[i * 2] = l2[i]
}
return l
}
|
//This function takes an array l and returns an array l' such that
// l' is identical to l in the indicies that are not divisible by three, while its values at the indicies that are divisible by three are equal
// to the values of the corresponding indicies of l, but sorted.
// >>> sort_third([1, 2, 3])
// [1, 2, 3]
//... | let x=[]; | let y=[];
let k=0;
for(let i=0;i<l.length;i++){
if(i%3==0){
y[k]=l[i];
k=k+1;
}
else{
x[i]=l[i];
}
}
y.sort();
k=0;
for(let i=0;i<l.length;i++){
if(i%3==0){
x[i]=y[k];
k=k+1;
}
}
... |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Given an array array list of non-negative integers, return a cojava of the given array array list after sorting,
// you will sort t... | return array; | }
if(array.size()==1) {
return array;
}
if(array.size()>1) {
if((array.get(0)+array.get(array.size()-1))%2==0) {
Collections.sort(array, Collections.reverseOrder());
}
else {
Collections.sort(array);
... |
from typing import List
def maximum(arr: List[int], k: int) -> List[int]:
"""
Given an array arr of integers and a positive integer k, return a sorted list
of length k with the maximum k numbers in arr.
Example 1:
>>> maximum([-3, -4, 5], 3)
[-4, -3, 5]
Example 2:
>>> maximum([4, -... | """ | if k == 0:
return []
elif k == 1:
return [max(arr)]
else:
max_num = max(arr)
arr.remove(max_num)
return [max_num] + get_max(arr, k - 1)
return sorted(get_max(arr, k))
|
//Given a positive integer N, return the total sum of its digits in binary.
// Example
// >>> solve(1000)
// "1"
// >>> solve(150)
// "110"
// >>> solve(147)
// "1100"
// Variables:
// @N integer
// Constraints: 0 ≤ N ≤ 10000.
// Output:
// a string of binary number
function solve(N){
let newN = N.toString(); | let total = 0; | for(let i = 0; i < newN.length; i++){
let digit = newN[i];
total += parseInt(digit);
}
return total.toString(2);
} |
//This function takes an array l and returns an array l' such that
// l' is identical to l in the odd indicies, while its values at the even indicies are equal
// to the values of the even indicies of l, but sorted.
// >>> sort_even([1, 2, 3])
// [1, 2, 3]
// >>> sort_even([5, 6, 3, 4])
// [3, 6, 5, 4]
function sort_ev... | for(var i = 0; i < l2.length; i++){ | l[i * 2] = l2[i]
}
return l
}
|
//Given a positive integer, obtain its roman numeral equivalent as a string,
// and return it in lowercase.
// Restrictions: 1 <= num <= 1000
// Examples:
// >>> int_to_mini_roman(19)
// "xix"
// >>> int_to_mini_roman(152)
// "clii"
// >>> int_to_mini_roman(426)
// "cdxxvi"
function int_to_mini_roman(number){
var r... | if (key_list[i] <= number){ | output += roman_conversion[key_list[i]];
number -= key_list[i];
break;
}
}
}
return output;
}
|
def valid_date(date: str) -> bool:
"""You have to write a function which validates a given date string and
returns True if the date is valid otherwise False.
The date is valid if all of the following rules are satisfied:
1. The date string is not empty.
2. The number of days is not less than 1 or hi... | date_list = [int(d) for d in date.split('-')] | if len(date_list) != 3:
return False
if date_list[0] < 1 or date_list[0] > 12:
return False
if date_list[1] < 1 or date_list[1] > days_per_month[date_list[0] - 1]:
return False
if len(str(date_list[2])) != 4:
return False
return True |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// triples_sum_to_zero takes an array array list of integers as an input.
// it returns true if there are three distinct elements in t... | Collections.sort(sortedList); | for (int i = 0; i < sortedList.size() - 2; i++) {
int j = i + 1;
int k = sortedList.size() - 1;
while (j < k) {
long currSum = sortedList.get(i) + sortedList.get(j) + sortedList.get(k);
if (currSum == 0) {
return true;
... |
def prime_length(string: str) -> bool:
"""Write a function that takes a string and returns True if the string
length is a prime number or False otherwise
Examples
>>> prime_length('Hello')
True
>>> prime_length('abcdcba')
True
>>> prime_length('kittens')
True
>>> prime_length('or... | else: | return False
pass
|
//Implement the function f that takes n as a parameter,
// and returns an array of size n, such that the value of the element at index i is the factorial of i if i is even
// or the sum of numbers from 1 to i otherwise.
// i starts from 1.
// the factorial of i is the multiplication of the numbers from 1 to i (1 * 2 * ... | } | return result;
} |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Given a positive integer, obtain its roman numeral equivalent as a string,
// and return it in lowercase.
// Restrictions: 1 <=... | if (num >= 500) { | res += "d";
num -= 500;
}
if (num >= 400) {
res += "cd";
num -= 400;
}
while (num >= 100) {
res += "c";
num -= 100;
}
if (num >= 90) {
res += "xc";
num -= 90;
}
... |
from typing import List, Optional
def longest(strings: List[str]) -> Optional[str]:
""" Out of list of strings, return the longest one. Return the first one in case of multiple
strings of the same length. Return None in case the input list is empty.
>>> longest([])
None
>>> longest(['a', 'b', 'c'])... | long = strings[0] | for s in strings:
if len(s) > len(long):
long = s
return long
|
//brackets is a string of "<" and ">".
// return true if every opening bracket has a corresponding closing bracket.
// >>> correct_bracketing("<")
// false
// >>> correct_bracketing("<>")
// true
// >>> correct_bracketing("<<><>>")
// true
// >>> correct_bracketing("><<>")
// false
function correct_bracketing(brackets)... | for (var i = 0; i < brackets.length; i++) { | if (brackets[i] === "<") {
opens++;
}
else if (brackets[i] === ">") {
opens--;
}
if (opens < 0) {
return false;
}
}
return opens === 0;
}
|
//You are given a rectangular grid of wells. Each row represents a single well,
// and each 1 in a row represents a single unit of water.
// Each well has a corresponding bucket that can be used to extract water from it,
// and all buckets have the same capacity.
// Your task is to use the buckets to empty the wells.
... | } | return maxFill;
}
|
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// This function takes an array array list l and returns an array array list l' such that
// l' is identical to l in the indicies that... | } | int j = 0;
for (int i = 0; i < l.size(); i++) {
if (i % 3 == 0) {
l_s.add(l_e.get(j));
j++;
} else {
l_s.add(l_r.get(i - j));
}
}
return l_s;
}
} |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Write a function that takes an array array list of numbers as input and returns
// the number of elements in the array array list ... | Collections.reverse(digits); | return digits.stream().mapToLong(i -> i).toArray();
}
}
helper h = new helper();
return nums.stream().filter(x -> x > 10).filter(x -> {
long firstDigit = h.getFirstDigit(x);
long lastDigit = h.getLastDigit(x);
return firstDigit % 2 ... |
//Given a string s, count the number of uppercase vowels in even indices.
// For example:
// >>> count_upper("aBCdEf")
// 1
// >>> count_upper("abcdefg")
// 0
// >>> count_upper("dBBE")
// 0
function count_upper(s){
var index; | var result = 0; | var vowel = ['A', 'E', 'I', 'O', 'U'];
for (index = 0; index < s.length; index += 2){
if (vowel.indexOf(s[index]) > -1){
result += 1;
}
}
return result;
} |
from typing import List
def max_fill(grid: List[List[int]], capacity: int) -> int:
"""
You are given a rectangular grid of wells. Each row represents a single well,
and each 1 in a row represents a single unit of water.
Each well has a corresponding bucket that can be used to extract water from it,
... | times = 0 | for row in grid:
for i in range(0, len(row), capacity):
if 1 in row[i:i+capacity]:
times += 1
return times
|
//It is the last week of the semester and the teacher has to give the grades
// to students. The teacher has been making her own algorithm for grading.
// The only problem is, she has lost the code she used for grading.
// She has given you an array of GPAs for some students and you have to write
// a function that ca... | } | else if (grades[i] > 1.3){
grades_array.push("C-");
}
else if (grades[i] > 1.0){
grades_array.push("D+");
}
else if (grades[i] > 0.7){
grades_array.push("D");
}
else if (grades[i] > 0.0){
grades_array.push("D-");
... |
import java.util.*;
import java.lang.reflect.*;
import org.javatuples.*;
import java.security.*;
import java.math.*;
import java.io.*;
import java.util.stream.*;
class Problem {
// Input to this function is a string containing multiple groups of nested parentheses. Your goal is to
// separate those group into s... | open_paren--; | temp.append(c);
if (open_paren == 0) {
output.add(temp.toString());
}
}
}
return output;
}
} |
from typing import Union
def compare_one(a: Union[int, float, str], b: Union[int, float, str]) -> Union[int, float, str, None]:
"""
Create a function that takes integers, floats, or strings representing
real numbers, and returns the larger variable in its given variable type.
Return None if the values ... | else: | return None
elif isinstance(a, float) and isinstance(b, int):
if a > b:
return a
elif a < b:
return b
else:
return None
elif isinstance(a, str) and isinstance(b, int):
a_tmp = a.replace(',', '.')
if float(a_tmp) > b:
... |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.