olumidayy

void main() {
  print(isLeapyear(1900));
}

bool isLeapyear(year){
  if(year % 4 != 0){
    return false;
  }else if(year % 100 == 0 && year % 400 != 0){
    return false;
  }

olumidayy

void main() {
  print(isIsogram2('qw- - e rty'));
  print(isIsogram('qw- - e rty'));
}

String letters = 'abcdefghijklmnopqrstuvwxyz';


bool isIsogram(String word){
  String newStr = '';

olumidayy

void main() {
  print(unique([1,5,9,2,2,11,333,567,2,4,5,5,3,5,6,4,8,9,10,32,12,56, 8]));
}

List<num> sorted(List<num> arr) {
  /* This function takes in a List of numbers
   * and returns the sorted list in ascending order 
   * 
   * NB: Based on the Comb Sort algorithm */
  var l = arr.length, gap = l, shrink = 1.3;

olumidayy

void main() {
  print(sorted([2.2, 3, 42, 3444, 1, 67, 2, 7, 234, 564, 6, 8]));
}

List<num> sorted(List<num> arr) {
  /* This function takes in a List of numbers
   * and returns the sorted list in ascending order 
   * 
   * NB: Based on the Comb Sort algorithm
   * https://en.wikipedia.org/wiki/Comb_sort*/

olumidayy

import 'dart:math';

void main() {
  print(Taxi(2));
}

int Taxi(n) {
  /* function to find the n-th 
   * taxicab number*/
  List li = [];

olumidayy

import 'package:flutter/material.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      debugShowCheckedModeBanner: false,

olumidayy

void main() {
  print(is_perfect_square(500000000000000000));
}

bool is_perfect_square(int n) {
  /** This function takes in a number and 
   * returns a boolean value indicating 
   * whether it is a perfect square or not */

  var start = 0, end = n;

olumidayy

void main() {
  print(isPangram('Mr. Jock, TV quiz PhD., bags few lynx'));
  print(isPangram('The quick brown fox jumps over the lazy dog.'));
}

String isPangram(sentence) {
  // checks to see if the sentence contains at least one occurence each
  // of all the English alphabets
  String letters = 'abcdefghijklmnopqrstuvwxyz';
  sentence = sentence.toLowerCase();

olumidayy

import 'dart:math';

void main() {
  getNumberOfGrains(8);
}

void getNumberOfGrains(n) {
  var totalNumber =
      [for (var i = 0; i < 64; i++) pow(2, i)].reduce((a, b) => a + b);
  int numberOfGrains = pow(2, n - 1);

olumidayy

import 'package:flutter/material.dart';

void main() {
  runApp(MaterialApp(
    home: new Home(),
  ));
}

class Home extends StatefulWidget {
  @override