code stringlengths 1 46.1k ⌀ | label class label 1.18k
classes | domain_label class label 21
classes | index stringlengths 4 5 |
|---|---|---|---|
import Data.Numbers.Primes (isPrime)
import Data.List (intercalate)
import Data.List.Split (chunksOf)
import Text.Printf (printf)
cubans :: [Int]
cubans = filter isPrime . map (\x -> (succ x ^ 3) - (x ^ 3)) $ [1 ..]
main :: IO ()
main = do
mapM_ (\row -> mapM_ (printf "%10s" . thousands) row >> printf "\n") $ rows ... | 981Cuban primes | 8haskell | woped |
require 'bigdecimal/util'
before_tax = 4000000000000000 * 5.50.to_d + 2 * 2.86.to_d
tax = (before_tax * 0.0765.to_d).round(2)
total = before_tax + tax
puts | 978Currency | 14ruby | r1rgs |
extern crate num_bigint; | 978Currency | 15rust | 7a7rc |
sub curry{
my ($func, @args) = @_;
sub {
&$func(@args, @_);
}
}
sub plusXY{
$_[0] + $_[1];
}
my $plusXOne = curry(\&plusXY, 1);
print &$plusXOne(3), "\n"; | 975Currying | 2perl | 5kru2 |
import datetime
def mt():
datime1=
formatting =
datime2 = datime1[:-3]
tdelta = datetime.timedelta(hours=12)
s3 = datetime.datetime.strptime(datime2, formatting)
datime2 = s3+tdelta
print datime2.strftime() + datime1[-3:]
mt() | 970Date manipulation | 3python | m54yh |
time <- strptime("March 7 2009 7:30pm EST", "%B%d%Y%I:%M%p%Z")
isotime <- ISOdatetime(1900 + time$year, time$mon, time$mday,
time$hour, time$min, time$sec, "EST")
twelvehourslater <- isotime + 12 * 60 * 60
timeincentraleurope <- format(isotime, tz="CET", usetz=TR... | 970Date manipulation | 13r | zl2th |
import java.util.Calendar;
import java.util.GregorianCalendar;
import java.text.DateFormatSymbols;
import java.text.DateFormat;
public class Dates{
public static void main(String[] args){
Calendar now = new GregorianCalendar(); | 977Date format | 9java | 0t8se |
public class CubanPrimes {
private static int MAX = 1_400_000;
private static boolean[] primes = new boolean[MAX];
public static void main(String[] args) {
preCompute();
cubanPrime(200, true);
for ( int i = 1 ; i <= 5 ; i++ ) {
int max = (int) Math.pow(10, i);
... | 981Cuban primes | 9java | kwrhm |
import java.text.NumberFormat
import java.util.Locale
object SizeMeUp extends App {
val menu: Map[String, (String, Double)] = Map("burg" ->("Hamburger XL", 5.50), "milk" ->("Milkshake", 2.86))
val order = List((4000000000000000L, "burg"), (2L, "milk"))
Locale.setDefault(new Locale("ru", "RU"))
val (currSymb... | 978Currency | 16scala | kxkhk |
<?php
function curry($callable)
{
if (_number_of_required_params($callable) === 0) {
return _make_function($callable);
}
if (_number_of_required_params($callable) === 1) {
return _curry_array_args($callable, _rest(func_get_args()));
}
return _curry_array_args($callable, _rest(func_g... | 975Currying | 12php | o3d85 |
import math
def cusip_check(cusip):
if len(cusip) != 9:
raise ValueError('CUSIP must be 9 characters')
cusip = cusip.upper()
total = 0
for i in range(8):
c = cusip[i]
if c.isdigit():
v = int(c)
elif c.isalpha():
p = ord(c) - ord('A') + 1
... | 973CUSIP | 3python | 8zf0o |
var now = new Date(),
weekdays = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'],
months = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'],
fmt1 = now.getFullYear() + '-' + (1 + now.getMonth()) + '-' ... | 977Date format | 10javascript | dmfnu |
sub damm {
my(@digits) = split '', @_[0];
my @tbl =([< 0 3 1 7 5 9 8 6 4 2 >],
[< 7 0 9 2 1 5 4 8 6 3 >],
[< 4 2 0 6 8 7 1 3 5 9 >],
[< 1 7 5 0 9 8 3 4 2 6 >],
[< 6 1 2 3 0 4 5 9 7 8 >],
[< 3 6 7 4 2 0 9 5 8 1 >],
[< 5 8 6 9 7 2... | 974Damm algorithm | 2perl | uhrvr |
require("date")
for year=2008,2121 do
if date(year, 12, 25):getweekday() == 1 then
print(year)
end
end | 971Day of the week | 1lua | o338h |
import kotlin.math.ceil
import kotlin.math.sqrt
fun main() {
val primes = mutableListOf(3L, 5L)
val cutOff = 200
val bigUn = 100_000
val chunks = 50
val little = bigUn / chunks
println("The first $cutOff cuban primes:")
var showEach = true
var c = 0
var u = 0L
var v = 1L
va... | 981Cuban primes | 11kotlin | gbv4d |
import Foundation
extension Decimal {
func rounded(_ scale: Int, _ roundingMode: NSDecimalNumber.RoundingMode) -> Decimal {
var result = Decimal()
var localCopy = self
NSDecimalRound(&result, &localCopy, scale, roundingMode)
return result
}
}
let costHamburgers = Decimal(4000000000000000) * Decima... | 978Currency | 17swift | gpg49 |
def addN(n):
def adder(x):
return x + n
return adder | 975Currying | 3python | 4b75k |
null | 977Date format | 11kotlin | eowa4 |
typedef struct {
int n;
double **elems;
} SquareMatrix;
SquareMatrix init_square_matrix(int n, double elems[n][n]) {
SquareMatrix A = {
.n = n,
.elems = malloc(n * sizeof(double *))
};
for(int i = 0; i < n; ++i) {
A.elems[i] = malloc(n * sizeof(double));
for(int j = ... | 985Cramer's rule | 5c | yvi6f |
<?php
function lookup($r,$c) {
$table = array(
array(0, 3, 1, 7, 5, 9, 8, 6, 4, 2),
array(7, 0, 9, 2, 1, 5, 4, 8, 6, 3),
array(4, 2, 0, 6, 8, 7, 1, 3, 5, 9),
array(1, 7, 5, 0, 9, 8, 3, 4, 2, 6),
array(6, 1, 2, 3, 0, 4, 5, 9, 7, 8),
array(3, 6, 7, 4, 2, 0, 9, 5, 8, 1),... | 974Damm algorithm | 12php | 8zd0m |
local primes = {3, 5}
local cutOff = 200
local bigUn = 100000
local chunks = 50
local little = math.floor(bigUn / chunks)
local tn = " cuban prime"
print(string.format("The first%d%ss", cutOff, tn))
local showEach = true
local c = 0
local u = 0
local v = 1
for i=1,10000000000000 do
local found = false
u = u + 6... | 981Cuban primes | 1lua | rpuga |
require 'time'
d =
t = Time.parse(d)
puts t.rfc2822
puts t.zone
new = t + 12*3600
puts new.rfc2822
puts new.zone
require 'rubygems'
require 'active_support'
zone = ActiveSupport::TimeZone['Beijing']
remote = zone.at(new)
puts remote.rfc2822
puts remote.zone | 970Date manipulation | 14ruby | cgr9k |
int main(int argc, char **argv) {
int user1 = 0, user2 = 0;
printf();
scanf(,&user1, &user2);
int array[user1][user2];
array[user1/2][user2/2] = user1 + user2;
printf(,user1/2,user2/2,array[user1/2][user2/2]);
return 0;
} | 986Create a two-dimensional array at runtime | 5c | v7z2o |
b = proc {|x, y, z| (x||0) + (y||0) + (z||0) }
p b.curry[1][2][3]
p b.curry[1, 2][3, 4]
p b.curry(5)[1][2][3][4][5]
p b.curry(5)[1, 2][3, 4][5]
p b.curry(1)[1]
b = proc {|x, y, z, *w| (x||0) + (y||0) + (z||0) + w.inject(0, &:+) }
p b.curry[1][2][3]
p b.curry[1, 2][3, 4] ... | 975Currying | 14ruby | r1hgs |
use chrono::prelude::*;
use chrono::Duration;
fn main() { | 970Date manipulation | 15rust | lr7cc |
def check_cusip(cusip)
abort('CUSIP must be 9 characters') if cusip.size!= 9
sum = 0
cusip.split('').each_with_index do |char, i|
next if i == cusip.size - 1
case
when char.scan(/\D/).empty?
v = char.to_i
when char.scan(/\D/).any?
pos = char.upcase.ord - 'A'.ord + 1
v = pos + 9
... | 973CUSIP | 14ruby | i6zoh |
fn add_n(n: i32) -> impl Fn(i32) -> i32 {
move |x| n + x
}
fn main() {
let adder = add_n(40);
println!("The answer to life is {}.", adder(2));
} | 975Currying | 15rust | 7akrc |
def add(a: Int)(b: Int) = a + b
val add5 = add(5) _
add5(2) | 975Currying | 16scala | kx1hk |
import java.text.SimpleDateFormat
import java.util.{Calendar, Locale, TimeZone}
object DateManipulation {
def main(args: Array[String]): Unit = {
val input="March 7 2009 7:30pm EST"
val df=new SimpleDateFormat("MMMM d yyyy h:mma z", Locale.ENGLISH)
val c=Calendar.getInstance()
c.setTime(df.parse(inpu... | 970Date manipulation | 16scala | uhkv8 |
fn cusip_check(cusip: &str) -> bool {
if cusip.len()!= 9 {
return false;
}
let mut v = 0;
let capital_cusip = cusip.to_uppercase();
let char_indices = capital_cusip.as_str().char_indices().take(7);
let total = char_indices.fold(0, |total, (i, c)| {
v = match c {
'*'... | 973CUSIP | 15rust | ny3i4 |
object Cusip extends App {
val candidates = Seq("037833100", "17275R102", "38259P508", "594918104", "68389X106", "68389X105")
for (candidate <- candidates)
printf(f"$candidate%s -> ${if (isCusip(candidate)) "correct" else "incorrect"}%s%n")
private def isCusip(s: String): Boolean = {
if (s.length != 9)... | 973CUSIP | 16scala | tcmfb |
const char *input =
;
int main()
{
const char *s;
printf();
for (s = input; *s; s++) {
switch(*s) {
case '\n': printf(); break;
case ',': printf(); break;
case '<': printf(); break;
case '>': printf(); break;
case '&': printf(); break;
default: putchar(*s);
}
}
puts();
retur... | 987CSV to HTML translation | 5c | ujzv4 |
use feature 'say';
use ntheory 'is_prime';
sub cuban_primes {
my ($n) = @_;
my @primes;
for (my $k = 1 ; ; ++$k) {
my $p = 3 * $k * ($k + 1) + 1;
if (is_prime($p)) {
push @primes, $p;
last if @primes >= $n;
}
}
return @primes;
}
sub commify {
s... | 981Cuban primes | 2perl | n60iw |
func addN(n:Int)->Int->Int { return {$0 + n} }
var add2 = addN(2)
println(add2) | 975Currying | 17swift | gpj49 |
struct CUSIP {
var value: String
private static let alphabet = Array("ABCDEFGHIJKLMNOPQRSTUVWXYZ")
init?(value: String) {
if value.count == 9 && String(value.last!) == CUSIP.checkDigit(cusipString: String(value.dropLast())) {
self.value = value
} else if value.count == 8, let checkDigit = CUSIP.ch... | 973CUSIP | 17swift | o3t8k |
(let [rows (Integer/parseInt (read-line))
cols (Integer/parseInt (read-line))
a (to-array-2d (repeat rows (repeat cols nil)))]
(aset a 0 0 12)
(println "Element at 0,0:" (aget a 0 0))) | 986Create a two-dimensional array at runtime | 6clojure | rp9g2 |
print( os.date( "%Y-%m-%d" ) )
print( os.date( "%A,%B%d,%Y" ) ) | 977Date format | 1lua | wixea |
package main
import (
"encoding/csv"
"log"
"os"
"strconv"
)
func main() {
rows := readSample()
appendSum(rows)
writeChanges(rows)
}
func readSample() [][]string {
f, err := os.Open("sample.csv")
if err != nil {
log.Fatal(err)
}
rows, err := csv.NewReader(f).ReadAll()
f.Close()
if err != nil {
log.Fa... | 983CSV data manipulation | 0go | 95tmt |
def damm(num: int) -> bool:
row = 0
for digit in str(num):
row = _matrix[row][int(digit)]
return row == 0
_matrix = (
(0, 3, 1, 7, 5, 9, 8, 6, 4, 2),
(7, 0, 9, 2, 1, 5, 4, 8, 6, 3),
(4, 2, 0, 6, 8, 7, 1, 3, 5, 9),
(1, 7, 5, 0, 9, 8, 3, 4, 2, 6),
(6, 1, 2, 3, 0, 4, 5, 9, 7, 8),
... | 974Damm algorithm | 3python | 5k7ux |
package main
import (
"fmt"
"hash/crc32"
)
func main() {
s := []byte("The quick brown fox jumps over the lazy dog")
result := crc32.ChecksumIEEE(s)
fmt.Printf("%X\n", result)
} | 984CRC-32 | 0go | lgzcw |
def crc32(byte[] bytes) {
new java.util.zip.CRC32().with { update bytes; value }
} | 984CRC-32 | 7groovy | 62i3o |
int main() {
FILE *fh = fopen(, );
fclose(fh);
return 0;
} | 988Create a file | 5c | gb645 |
def csv = []
def loadCsv = { source -> source.splitEachLine(/,/) { csv << it.collect { it } } }
def saveCsv = { target -> target.withWriter { writer -> csv.each { writer.println it.join(',') } } }
loadCsv new File('csv.txt')
csv[0][0] = 'Column0'
(1..4).each { i -> csv[i][i] = i * 100 }
saveCsv new File('csv_out.txt') | 983CSV data manipulation | 7groovy | zcot5 |
Damm_algo <- function(number){
row_i = 0
iterable = strsplit(toString(number), "")[[1]]
validation_matrix =
matrix(
c(
0, 3, 1, 7, 5, 9, 8, 6, 4, 2,
7, 0, 9, 2, 1, 5, 4, 8, 6, 3,
4, 2, 0, 6, 8, 7, 1, 3, 5, 9,
1, 7, 5, 0, 9, 8, 3, 4, 2, 6,
6, 1, 2, 3, 0, 4, 5, 9... | 974Damm algorithm | 13r | lr5ce |
import datetime
import math
primes = [ 3, 5 ]
cutOff = 200
bigUn = 100_000
chunks = 50
little = bigUn / chunks
tn =
print (.format(cutOff, tn))
c = 0
showEach = True
u = 0
v = 1
st = datetime.datetime.now()
for i in range(1, int(math.pow(2,20))):
found = False
u += 6
v += u
mx = int(math.sqrt(v))
for item... | 981Cuban primes | 3python | dy8n1 |
-- March 7 2009 7:30pm EST
SELECT
TO_TIMESTAMP_TZ(
'March 7 2009 7:30pm EST',
'MONTH DD YYYY HH:MIAM TZR'
)
at TIME zone 'US/Eastern' orig_dt_time
FROM dual;
-- 12 hours later DST change
SELECT
(TO_TIMESTAMP_TZ(
'March 7 2009 7:30pm EST',
'MONTH DD YYYY HH:MIAM TZR'
)+
INTERVAL '12' HOUR)
at TIME zone 'US/Eastern'... | 970Date manipulation | 19sql | gp14k |
import Data.Bits ((.&.), complement, shiftR, xor)
import Data.Word (Word32)
import Numeric (showHex)
crcTable :: Word32 -> Word32
crcTable = (table !!) . fromIntegral
where
table = ((!! 8) . iterate xf) <$> [0 .. 255]
shifted x = shiftR x 1
xf r
| r .&. 1 == 1 = xor (shifted r) 0xedb88320
| o... | 984CRC-32 | 8haskell | 1srps |
typedef struct { uint64_t x[2]; } i128;
void show(i128 v) {
uint32_t x[4] = {v.x[0], v.x[0] >> 32, v.x[1], v.x[1] >> 32};
int i, j = 0, len = 4;
char buf[100];
do {
uint64_t c = 0;
for (i = len; i--; ) {
c = (c << 32) + x[i];
x[i] = c / 10, c %= 10;
}
buf[j++] = c + '0';
for (len = 4; !x[len - 1]... | 989Count the coins | 5c | 2rnlo |
Character,Speech
The multitude,The messiah! Show us the messiah!
Brians mother,<angry>Now you listen here! He's not the messiah
The multitude,Who are you?
Brians mother,I'm his mother
The multitude,Behold his mother! Behold his mother! | 987CSV to HTML translation | 6clojure | 719r0 |
import Data.Array (Array(..), (//), bounds, elems, listArray)
import Data.List (intercalate)
import Control.Monad (when)
import Data.Maybe (isJust)
delimiters :: String
delimiters = ",;:"
fields :: String -> [String]
fields [] = []
fields xs =
let (item, rest) = break (`elem` delimiters) xs
(_, next) = break ... | 983CSV data manipulation | 8haskell | bxgk2 |
import Foundation
let formatter = DateFormatter()
formatter.dateFormat = "MMMM dd yyyy hh:mma zzz"
guard let date = formatter.date(from: "March 7 2009 7:30pm EST") else {
fatalError()
}
print(formatter.string(from: date))
print(formatter.string(from: date + 60 * 60 * 12)) | 970Date manipulation | 17swift | 94gmj |
package main
import (
"fmt"
"math"
)
func newRsdv() func(float64) float64 {
var n, a, q float64
return func(x float64) float64 {
n++
a1 := a+(x-a)/n
q, a = q+(x-a)*(x-a1), a1
return math.Sqrt(q/n)
}
}
func main() {
r := newRsdv()
for _, x := range []float6... | 982Cumulative standard deviation | 0go | 71ur2 |
(import '(java.io File))
(.createNewFile (new File "output.txt"))
(.mkdir (new File "docs"))
(.createNewFile (File. (str (File/separator) "output.txt")))
(.mkdir (File. (str (File/separator) "docs"))) | 988Create a file | 6clojure | kwlhs |
List samples = []
def stdDev = { def sample ->
samples << sample
def sum = samples.sum()
def sumSq = samples.sum { it * it }
def count = samples.size()
(sumSq/count - (sum/count)**2)**0.5
}
[2,4,4,4,5,5,7,9].each {
println "${stdDev(it)}"
} | 982Cumulative standard deviation | 7groovy | uj9v9 |
import java.util.zip.* ;
public class CRCMaker {
public static void main( String[ ] args ) {
String toBeEncoded = new String( "The quick brown fox jumps over the lazy dog" ) ;
CRC32 myCRC = new CRC32( ) ;
myCRC.update( toBeEncoded.getBytes( ) ) ;
System.out.println( "The CRC-32 value is: " +... | 984CRC-32 | 9java | 712rj |
package main
import (
"fmt"
"gonum.org/v1/gonum/mat"
)
var m = mat.NewDense(4, 4, []float64{
2, -1, 5, 1,
3, 2, 2, -6,
1, 3, 3, -1,
5, -2, -3, 3,
})
var v = []float64{-3, -32, -47, 49}
func main() {
x := make([]float64, len(v))
b := make([]float64, len(v))
d := mat.Det(m)
fo... | 985Cramer's rule | 0go | 1sgp5 |
import java.io.*;
import java.awt.Point;
import java.util.HashMap;
import java.util.Scanner;
public class CSV {
private HashMap<Point, String> _map = new HashMap<Point, String>();
private int _cols;
private int _rows;
public void open(File file) throws FileNotFoundException, IOException {
ope... | 983CSV data manipulation | 9java | gbl4m |
TABLE = [
[0,3,1,7,5,9,8,6,4,2], [7,0,9,2,1,5,4,8,6,3],
[4,2,0,6,8,7,1,3,5,9], [1,7,5,0,9,8,3,4,2,6],
[6,1,2,3,0,4,5,9,7,8], [3,6,7,4,2,0,9,5,8,1],
[5,8,6,9,7,2,0,1,3,4], [8,9,4,5,3,6,2,0,1,7],
[9,4,3,8,6,1,7,2,0,5], [2,5,8,1,4,3,6,7,9,0]
]
def damm_valid?(n) = n.digits.reverse.inject(0){|idx, a| T... | 974Damm algorithm | 14ruby | gph4q |
require
RE = /(\d)(?=(\d\d\d)+(?!\d))/
cuban_primes = Enumerator.new do |y|
(1..).each do |n|
cand = 3*n*(n+1) + 1
y << cand if OpenSSL::BN.new(cand).prime?
end
end
def commatize(num)
num.to_s.gsub(RE, )
end
cbs = cuban_primes.take(200)
formatted = cbs.map{|cb| commatize(cb).rjust(10) }
puts formatte... | 981Cuban primes | 14ruby | t9if2 |
import Data.List (foldl')
import Data.STRef
import Control.Monad.ST
data Pair a b = Pair !a !b
sumLen :: [Double] -> Pair Double Double
sumLen = fiof2 . foldl' (\(Pair s l) x -> Pair (s+x) (l+1)) (Pair 0.0 0)
where fiof2 (Pair s l) = Pair s (fromIntegral l)
divl :: Pair Double Double -> Double
divl (Pair _ 0.0) ... | 982Cumulative standard deviation | 8haskell | 8tw0z |
(() => {
'use strict'; | 984CRC-32 | 10javascript | pqgb7 |
(def denomination-kind [1 5 10 25])
(defn- cc [amount denominations]
(cond (= amount 0) 1
(or (< amount 0) (empty? denominations)) 0
:else (+ (cc amount (rest denominations))
(cc (- amount (first denominations)) denominations))))
(defn count-change
"Calculates the number of times ... | 989Count the coins | 6clojure | gb34f |
class CramersRule {
static void main(String[] args) {
Matrix mat = new Matrix(Arrays.asList(2d, -1d, 5d, 1d),
Arrays.asList(3d, 2d, 2d, -6d),
Arrays.asList(1d, 3d, 3d, -1d),
Arrays.asList(5d, -2d, -3d, 3d))
List<Double> b = Arrays.asList(-3d, -32d, -47... | 985Cramer's rule | 7groovy | ja27o |
(function () {
'use strict'; | 983CSV data manipulation | 10javascript | kw4hq |
fn damm(number: &str) -> u8 {
static TABLE: [[u8; 10]; 10] = [
[0, 3, 1, 7, 5, 9, 8, 6, 4, 2],
[7, 0, 9, 2, 1, 5, 4, 8, 6, 3],
[4, 2, 0, 6, 8, 7, 1, 3, 5, 9],
[1, 7, 5, 0, 9, 8, 3, 4, 2, 6],
[6, 1, 2, 3, 0, 4, 5, 9, 7, 8],
[3, 6, 7, 4, 2, 0, 9, 5, 8, 1],
[5, 8... | 974Damm algorithm | 15rust | r1kg5 |
import scala.annotation.tailrec
object DammAlgorithm extends App {
private val numbers = Seq(5724, 5727, 112946, 112949)
@tailrec
private def damm(s: String, interim: Int): String = {
def table =
Vector(
Vector(0, 3, 1, 7, 5, 9, 8, 6, 4, 2),
Vector(7, 0, 9, 2, 1, 5, 4, 8, 6, 3),
... | 974Damm algorithm | 16scala | hw1ja |
use std::time::Instant;
use separator::Separatable;
const NUMBER_OF_CUBAN_PRIMES: usize = 200;
const COLUMNS: usize = 10;
const LAST_CUBAN_PRIME: usize = 100_000;
fn main() {
println!("Calculating the first {} cuban primes and the {}th cuban prime...", NUMBER_OF_CUBAN_PRIMES, LAST_CUBAN_PRIME);
let start = In... | 981Cuban primes | 15rust | zcnto |
import spire.math.SafeLong
import spire.implicits._
import scala.annotation.tailrec
import scala.collection.parallel.immutable.ParVector
object CubanPrimes {
def main(args: Array[String]): Unit = {
println(formatTable(cubanPrimes.take(200).toVector, 10))
println(f"The 100,000th cuban prime is: ${getNthCuban... | 981Cuban primes | 16scala | yvt63 |
int main()
{
int i;
printf(text-align:center; border: 1px solid\
);
for (i = 0; i < 4; i++) {
printf(, i,
rand() % 10000, rand() % 10000, rand() % 10000);
}
printf();
return 0;
} | 990Create an HTML table | 5c | n6bi6 |
import Data.Matrix
solveCramer :: (Ord a, Fractional a) => Matrix a -> Matrix a -> Maybe [a]
solveCramer a y
| da == 0 = Nothing
| otherwise = Just $ map (\i -> d i / da) [1..n]
where da = detLU a
d i = detLU $ submatrix 1 n 1 n $ switchCols i (n+1) ay
ay = a <|> y
n = ncols a
task = sol... | 985Cramer's rule | 8haskell | t9sf7 |
null | 984CRC-32 | 11kotlin | ujyvc |
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
public class CramersRule {
public static void main(String[] args) {
Matrix mat = new Matrix(Arrays.asList(2d, -1d, 5d, 1d),
Arrays.asList(3d, 2d, 2d, -6d),
Arrays.a... | 985Cramer's rule | 9java | 8t106 |
null | 983CSV data manipulation | 11kotlin | 2r6li |
local compute=require"zlib".crc32()
local sum=compute("The quick brown fox jumps over the lazy dog")
print(string.format("0x%x", sum)) | 984CRC-32 | 1lua | 5hmu6 |
typedef unsigned long long ULONG;
ULONG get_prime(int idx)
{
static long n_primes = 0, alloc = 0;
static ULONG *primes = 0;
ULONG last, p;
int i;
if (idx >= n_primes) {
if (n_primes >= alloc) {
alloc += 16;
primes... | 991Count in factors | 5c | ja670 |
var matrix = [
[2, -1, 5, 1],
[3, 2, 2, -6],
[1, 3, 3, -1],
[5, -2, -3, 3]
];
var freeTerms = [-3, -32, -47, 49];
var result = cramersRule(matrix,freeTerms);
console.log(result);
function cramersRule(matrix,freeTerms) {
var det = detr(matrix),
returnArray = [],
i,
tmpMatrix;
for(i=0; i < matrix[0... | 985Cramer's rule | 10javascript | fmqdg |
local csv={}
for line in io.lines('file.csv') do
table.insert(csv, {})
local i=1
for j=1,#line do
if line:sub(j,j) == ',' then
table.insert(csv[#csv], line:sub(i,j-1))
i=j+1
end
end
table.insert(csv[#csv], line:sub(i,j))
end
table.insert(csv[1], 'SUM')
for i=... | 983CSV data manipulation | 1lua | v7y2x |
use Time::Local;
use strict;
foreach my $i (2008 .. 2121)
{
my $time = timelocal(0,0,0,25,11,$i);
my ($s,$m,$h,$md,$mon,$y,$wd,$yd,$is) = localtime($time);
if ( $wd == 0 )
{
print "25 Dec $i is Sunday\n";
}
}
exit 0; | 971Day of the week | 2perl | 4bb5d |
int match(const char *s, const char *p, int overlap)
{
int c = 0, l = strlen(p);
while (*s != '\0') {
if (strncmp(s++, p, l)) continue;
if (!overlap) s += l - 1;
c++;
}
return c;
}
int main()
{
printf(, match(, , 0));
prin... | 992Count occurrences of a substring | 5c | a0l11 |
(ns rosettacode.html-table
(:use 'hiccup.core))
(defn <tr> [el sq]
[:tr (map vector (cycle [el]) sq)])
(html
[:table
(<tr>:th ["" \X \Y \Z])
(for [n (range 1 4)]
(->> #(rand-int 10000) (repeatedly 3) (cons n) (<tr>:td)))]) | 990Create an HTML table | 6clojure | 3lwzr |
<?php
for($i=2008; $i<2121; $i++)
{
$datetime = new DateTime();
if ( $datetime->format() == 0 )
{
echo ;
}
}
?> | 971Day of the week | 12php | i66ov |
var cache = new Map();
main() {
var stopwatch = new Stopwatch()..start(); | 989Count the coins | 18dart | 62q34 |
int main()
{
unsigned int i = 0;
do { printf(, i++); } while(i);
return 0;
} | 993Count in octal | 5c | i37o2 |
null | 985Cramer's rule | 11kotlin | wojek |
public class StdDev {
int n = 0;
double sum = 0;
double sum2 = 0;
public double sd(double x) {
n++;
sum += x;
sum2 += x*x;
return Math.sqrt(sum2/n - sum*sum/n/n);
}
public static void main(String[] args) {
double[] testData = {2,4,4,4,5,5,7,9};
StdDev sd = new StdDev();
... | 982Cumulative standard deviation | 9java | e8ka5 |
(defn re-quote
"Produces a string that can be used to create a Pattern
that would match the string text as if it were a literal pattern.
Metacharacters or escape sequences in text will be given no special
meaning"
[text]
(java.util.regex.Pattern/quote text))
(defn count-substring [txt sub]
(count (re-... | 992Count occurrences of a substring | 6clojure | sd4qr |
(doseq [i (range)] (println (format "%o" i))) | 993Count in octal | 6clojure | zcptj |
(ns listfactors
(:gen-class))
(defn factors
"Return a list of factors of N."
([n]
(factors n 2 ()))
([n k acc]
(cond
(= n 1) (if (empty? acc)
[n]
(sort acc))
(>= k n) (if (empty? acc)
[n]
(sort (cons n acc)))
(= 0 (rem n ... | 991Count in factors | 6clojure | 1slpy |
use POSIX;
print strftime('%Y-%m-%d', 0, 0, 0, 10, 10, 107), "\n";
print strftime('%A,%B%d,%Y', 0, 0, 0, 10, 10, 107), "\n"; | 977Date format | 2perl | cgl9a |
local matrix = require "matrix" | 985Cramer's rule | 1lua | xihwz |
function running_stddev() {
var n = 0;
var sum = 0.0;
var sum_sq = 0.0;
return function(num) {
n++;
sum += num;
sum_sq += num*num;
return Math.sqrt( (sum_sq / n) - Math.pow(sum / n, 2) );
}
}
var sd = running_stddev();
var nums = [2,4,4,4,5,5,7,9];
var stddev = [];
f... | 982Cumulative standard deviation | 10javascript | 0fesz |
<?php
echo date('Y-m-d', time()).;
echo date('l, F j, Y', time()).;
?> | 977Date format | 12php | xnqw5 |
package main
import "fmt"
func main() {
var row, col int
fmt.Print("enter rows cols: ")
fmt.Scan(&row, &col) | 986Create a two-dimensional array at runtime | 0go | sdkqa |
from calendar import weekday, SUNDAY
[year for year in range(2008, 2122) if weekday(year, 12, 25) == SUNDAY] | 971Day of the week | 3python | gpp4h |
def make2d = { nrows, ncols ->
(0..<nrows).collect { [0]*ncols }
} | 986Create a two-dimensional array at runtime | 7groovy | a0g1p |
import Data.Array
doit n m = a!(0,0) where a = array ((0,0),(n,m)) [((0,0),42)] | 986Create a two-dimensional array at runtime | 8haskell | 95nmo |
use Math::Matrix;
sub cramers_rule {
my ($A, $terms) = @_;
my @solutions;
my $det = $A->determinant;
foreach my $i (0 .. $
my $Ai = $A->clone;
foreach my $j (0 .. $
$Ai->[$j][$i] = $terms->[$j];
}
push @solutions, $Ai->determinant / $det;
}
@solutions... | 985Cramer's rule | 2perl | lgtc5 |
years <- 2008:2121
xmas <- as.POSIXlt(paste0(years, '/12/25'))
years[xmas$wday==0]
xmas=seq(as.Date("2008/12/25"), as.Date("2121/12/25"), by="year")
as.numeric(format(xmas[weekdays(xmas)== 'Sunday'], "%Y"))
with(list(years=2008:2121), years[weekdays(ISOdate(years, 12, 25)) == "Sunday"])
subset(data.frame(years=2... | 971Day of the week | 13r | vjj27 |
null | 982Cumulative standard deviation | 11kotlin | kwgh3 |
use 5.010 ;
use strict ;
use warnings ;
use Digest::CRC qw( crc32 ) ;
my $crc = Digest::CRC->new( type => "crc32" ) ;
$crc->add ( "The quick brown fox jumps over the lazy dog" ) ;
say "The checksum is " . $crc->hexdigest( ) ; | 984CRC-32 | 2perl | 8ta0w |
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