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Day 1 assignment. #12

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25d2b71
day 1 assignment
swathiu92 Aug 22, 2017
c947679
day 1 assignment
swathiu92 Aug 22, 2017
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77 changes: 77 additions & 0 deletions Day-1/index.html
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<!DOCTYPE html>
<html>
<head>
<script type="text/javascript" src="script.js"></script>
<title>My App</title>
</head>
<body>
<div>
<h3>Factorial</h3>
<p>Please enter number</p>
<input type="text" id="factorial" />
<button onclick="factorial()"> Get Factorial</button>
<p>Output:</p>
<p id="getfactorial"></p>
</div>
<div>
<h3>Sum of Natural Numbers</h3>
<p>Please click</p>
<button onclick="natural()"> Get Sum</button>
<p>Output:</p>
<p id="natural"></p>
</div>
<div>
<h3>Power of 2</h3>
<p>Please enter number</p>
<input type="text" id="power" />
<button onclick="powerCheck()"> Get Value</button>
<p>Output:</p>
<p id="getpower"></p>
</div>
<div>
<h3>Fizz Buzz</h3>
<p>Please enter number</p>
<input type="text" id="multiples" />
<button onclick="multiplesCheck()"> Get Value</button>
<p>Output:</p>
<p id="getmultiple"></p>
</div>
<div>
<h3>Array Function</h3>
<p>Find all pairs in [1, 4, 3, 5, 4, 6, 7, 8, 3] of integers whose sum is equal to 8.</p>
<button onclick="arrayFunc()"> Get Value</button>
<p>Output:</p>
<p id="finalArray"></p>
</div>
<div>
<h3>Array Repeat</h3>
<p>Print all the numbers that are repeating in [1, 2, 3, 5, 8, 4, 7, 9, 1, 4, 12, 5, 6, 5, 2, 1, 0, 8, 1]</p>
<button onclick="arrayRepeat()"> Get Value</button>
<p>Output:</p>
<p id="finalArrayRepeat"></p>
</div>
<div>
<h3>Object</h3>
<p>Get amount paid in {"Rick": 85, "Amit": 42, "George": 53, "Tanya": 60, "Linda": 35}</p>
<button onclick="amountPaid()"> Get Amount</button>
<p>Output:</p>
<p id="amount"></p>
</div>
<div>
<h3>Palindrome</h3>
<p>Please enter a string</p>
<input type="text" id="palindrome" />
<button onclick="palindromeCheck()">Check if it is palindrome</button>
<p>Output:</p>
<p id="getpalindrome"></p>
</div>
<div>
<h3>Palindrome in array</h3>
<p>Please return palidrome in ["Malayalam", "tree", "boat", "civic", "melt", "level"]</p>
<input type="text" id="palindromeArray" />
<button onclick="palindromeArray()">Get palindromes</button>
<p>Output:</p>
<p id="getpalindromeArray"></p>
</div>
</body>
</html>
112 changes: 112 additions & 0 deletions Day-1/script.js
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var factorial = function() {
var value = document.getElementById("factorial").value;
var factorial = 1;
for (var idx = 1; idx <= value; idx++) {
factorial = factorial * idx;
}
document.getElementById("getfactorial").innerHTML = factorial;
};
var natural = function() {
var natural = 0;
for (var idx = 1; idx <= 500; idx++) {
natural = natural + idx;
}
document.getElementById("natural").innerHTML = natural;
};
var naturalMultiples = function() {
var naturalMultiple = 0;
for (var idx = 1; idx < 1000; idx++) {
if (idx % 3 === 0 || idx % 5 === 0) {
naturalMultiple = naturalMultiple + idx;
}
}
document.getElementById("naturalMultiple").innerHTML = naturalMultiple;
};
var powerCheck = function() {
var value = document.getElementById("power").value;
var power;
for (var idx = 1; idx <= value; idx++) {
if (Math.pow(2, idx) <= value) {
power = idx;
} else {
break;
}
}
document.getElementById("getpower").innerHTML = power;
};
var multiplesCheck = function() {
var value = document.getElementById("multiples").value;
var multiples = [];
for (var idx = 1; idx <= value; idx++) {
if (idx % 3 === 0) {
multiples.push("Fizz");
} else if (idx % 5 === 0) {
multiples.push("Buzz");
} else {
multiples.push(idx);
}
}
document.getElementById("getmultiple").innerHTML = multiples.join(" , ");
};
var arrayFunc = function() {
var array = [1, 4, 3, 5, 4, 6, 7, 8, 3];
var sum = 8;
var finalArray = [];
for (var i = 0; i <= array.length; i++) {
for (var idx = i + 1; idx <= array.length; idx++) {
if (array[i] + array[idx] === sum) {
finalArray.push(array[i] + " , " + array[idx]);
}
}
}
document.getElementById("finalArray").innerHTML = finalArray.join("\r\n");
};
var arrayRepeat = function() {
var array = [1, 2, 3, 5, 8, 4, 7, 9, 1, 4, 12, 5, 6, 5, 2, 1, 0, 8, 1, 12, 9];
var finalArray = [];
for (var i = 0; i <= array.length; i++) {
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Can you try to see if you avoid 2 levels of looping ?

for (var idx = i + 1; idx <= array.length; idx++) {
if (array[i] === array[idx] && finalArray.indexOf(array[i]) < 0) {
finalArray.push(array[i]);
}
}
}
document.getElementById("finalArrayRepeat").innerHTML = finalArray.join(" , ");
};
var amountPaid = function() {
var amount = {
"Rick": 85,
"Amit": 42,
"George": 53,
"Tanya": 60,
"Linda": 35
};
var amountPaid = 0;
for (var idx in amount) {
amountPaid = amountPaid + amount[idx];
}
document.getElementById("amount").innerHTML = amountPaid;
};
var palindromeCheck = function(palindromeValue) {
var value = (palindromeValue) ? palindromeValue : document.getElementById("palindrome").value;
var palindrome = value.split("");
if (value === palindrome.reverse().join("")) {
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Can you try to see if you avoid using reverse() and join() to achieve this ?

(!palindromeValue) ? document.getElementById("getpalindrome").innerHTML = "It is a palindrome": "";
return true;
} else {
(!palindromeValue) ? document.getElementById("getpalindrome").innerHTML = "It is not a palindrome": "";
return false;
}

};
var palindromeArray = function() {
var finalArray = [];
var array = ["Malayalam", "tree", "boat", "civic", "melt", "level"];
for (var idx = 0; idx < array.length; idx++) {
var a = array[idx].toLowerCase();
if (palindromeCheck(a)) {
finalArray.push(array[idx]);
}
}
document.getElementById("getpalindromeArray").innerHTML = finalArray.join(" , ");
};