01-greeting/index.js

@@ -1,4 +1,4 @@
 export function greet(name) {
   // implementar logica aqui
-  return "";
+  return `Hello ${name}`; 
 }

02-triangleArea/index.js

@@ -1,3 +1,4 @@
 export function triangleArea(base, height) { 
   // your code here
+  return base * height / 2;
 } 

03-maxValue/index.js

@@ -1,4 +1,8 @@
 export function maxValue(values) {
   // implementar logica aqui
+  if (values == 0 ) return 0
+  else {
+   return Math.max (...values) 
+  }
   
 }

04-fibonacci/index.js

@@ -1,4 +1,12 @@
 export function fibonacci(value) {
   // implementar logica aqui
-  
+  let fib2 = 0
+  let fib1 = 1
+  let fibVal = 0
+    for (let i = 1; i <=value; i++){
+      fibVal = fib1 + fib2
+      fib2 = fib1
+      fib1 = fibVal
+    }
+    return fib2
 }

05-isPrime/index.js

@@ -1,4 +1,10 @@
 export function isPrime(value) {
   // implementar logica aqui
-  
+  if (value < 2) return false
+      for (let i = 2; i < value; i++) {
+        if (value % i == 0){
+          return false 
+        } 
+      } 
+      return true
 }

06-sum/index.js

@@ -1,4 +1,8 @@
 export function sum(values) {
   // implementar logica aqui
-  
+  let soma = 0
+    for (let i = 0; i < values.length; i++) {
+      soma += values[i];
+    }
+    return soma;
 }

07-sumEven/index.js

@@ -1,4 +1,10 @@
 export function sumEven(value) {
   // implementar logica aqui
-  
+  let soma = 0;
+    for (let i = 0; i < value.length; i++){
+      if (value[i] % 2 == 0){
+        soma += value[i];
+      }
+    }
+    return soma;
 }

08-isAnagram/index.js

@@ -1,4 +1,6 @@
 export function isAnagram(word1, word2) {
   // implementar logica aqui
-  
+  word1 = word1.toLowerCase().split('').sort().join('');
+  word2 = word2.toLowerCase().split('').sort().join('');
+    return word1 === word2;
 }

09-mostRepeatedChar/index.js

@@ -1,4 +1,12 @@
 export function mostUsedChar(text) {
     // implementar logica aqui
-    return ""
+    const arr = text.split("");
+    let counts = {};
+        arr.forEach((count) => {
+        counts[count] = (counts[count] || 0) + 1;
+        });
+
+    const maxVal = Math.max(...Object.values(counts));
+    const num = Object.keys(counts).find((key) => counts[key] === maxVal);
+        return num;
 }

10-longestWords/index.js

@@ -1,4 +1,18 @@
 export function longestWords(words) {
     // implementar logica aqui
+    let bigword = "";
 
+    words.forEach(word => {
+        if(word.length > bigword.length){
+        bigword = word
+        }
+    });
+
+    const finalword = words.filter(word => {
+        if(word.length === bigword.length){
+            return word
+        }
+    });
+
+    return finalword
 }