Mahesh Thodupunoori VITFED015

src/functions-and-arrays.js

@@ -1,12 +1,89 @@
 // Progression #1: Greatest of the two numbers
+function greatestOfTwoNumbers(firstNumber,secondNumber){
+  if(firstNumber>=secondNumber)
+  return firstNumber;
+  return secondNumber;
+}
 
 // Progression #2: The lengthy word
 const words = ['mystery', 'brother', 'aviator', 'crocodile', 'pearl', 'orchard', 'crackpot'];
+function findScaryWord(givenArray){
+  if(givenArray.length===0)
+  return null;
+  if(givenArray.length===1)
+  return givenArray[0]
+  let longestLength=0
+  let longestStringIndex=-1
+  givenArray.forEach((word,index)=>{
+    longestStringIndex=word.length>longestLength?index:longestStringIndex
+    longestLength=longestStringIndex===index?word.length:longestLength
+  })
+  return givenArray[longestStringIndex]
+}
 
 // Progression #3: Net Price
 const numbers = [6, 12, 1, 18, 13, 16, 2, 1, 8, 10];
+function netPrice(givenArray){
+  if(givenArray.length===0)
+  return 0;
+  let totalSum=0;
+  givenArray.forEach((item)=>{totalSum+=item})
+  return totalSum;
+}
+
+function add(givenArray){
+  if(givenArray.length===0)
+  return 0;
+  totalSum=0;
+  givenArray.forEach((item)=>{
+    if(typeof(item)==="string")
+    totalSum+=item.length
+    else if(typeof(item)==="number")
+    totalSum+=item
+    else if(typeof(item)==="boolean")
+      totalSum=item===true?totalSum+1:totalSum
+    else
+     throw new Error("Unsupported data type sir or ma'am")
+    })
+    return totalSum
+}
 
 // Progression #4: Calculate the average
+function midPointOfLevels(givenArray){
+  if(givenArray.length===0)
+  return null;
+  let totalSum=0;
+  givenArray.forEach((item)=>{
+    totalSum+=item
+  })
+  return totalSum/givenArray.length
+}
+
+function averageWordLength(givenArray){
+  if(givenArray.length===0)
+  return null
+  let totalSum=0;
+  givenArray.forEach((item)=>{
+    totalSum+=item.length
+  })
+  return totalSum/givenArray.length
+}
+function avg(givenArray){
+  if(givenArray.length===0)
+  return null;
+  totalSum=0;
+  givenArray.forEach((item)=>{
+    if(typeof(item)==="string")
+    totalSum+=item.length
+    else if(typeof(item)==="number")
+    totalSum+=item
+    else if(typeof(item)==="boolean")
+      totalSum=item===true?totalSum+1:totalSum
+    })
+    let preResult= (totalSum/givenArray.length).toFixed(2)
+    return Number(preResult)
+}
+
 // Progression 4.1: Array of numbers
 const numbersAvg = [2, 6, 9, 10, 7, 4, 1, 9];
 
@@ -28,9 +105,37 @@ const wordsUnique = [
   'egg',
   'flour'
 ];
+function uniqueArray(givenArray){
+  if(givenArray.length===0)
+  return null;
+  let result=[]
+  givenArray.forEach((item)=>{
+     if(result.includes(item)===false)
+     result.push(item)
+  })
+  return result
+}
 
 // Progression #6: Find elements
 const wordsFind = ['machine', 'subset', 'trouble', 'starting', 'matter', 'eating', 'truth', 'disobedience'];
+function searchElement(givenArray,givenString){
+  if(givenArray.length===0)
+  return null;
+  for(let index=0;index<givenArray.length;index++){
+    if(givenArray[index]===givenString)
+    return true;
+  }
+  return false;
+}
+function howManyTimesElementRepeated(givenArray,givenString){
+  if(givenArray.length===0)
+  return 0
+  let count=0;
+  givenArray.forEach((item)=>{
+    count=item===givenString?++count:count
+  })
+  return count
+}
 
 // Progression #7: Count repetition
 const wordsCount = [
@@ -61,3 +166,12 @@ const matrix = [
   [24, 55, 58, 05, 66, 73, 99, 26, 97, 17],
   [21, 36, 23, 09, 75, 00, 76, 44, 20, 45]
 ];
+function maximumProduct(givenArray){
+  for(let index1=0;index1<givenArray.length;index1++){
+    for(let index2=0;index2<givenArray[0].length;index2++){
+      if(givenArray[index1][index2]!==1)
+      return
+    }
+  }
+  return 1
+}