From 49abf27fd4ce8a6a91fb9931e7b72d0ab618596e Mon Sep 17 00:00:00 2001
From: Kornel Filep <kornel_filep@epam.com>
Date: Sat, 8 Aug 2020 14:16:00 +0200
Subject: [PATCH] module-1 solutions added

---
 module-1/classification.js |  6 +-----
 module-1/euclidean.js      | 16 +++++++++++-----
 module-1/fibonacci.js      |  9 +++++++++
 3 files changed, 21 insertions(+), 10 deletions(-)

diff --git a/module-1/classification.js b/module-1/classification.js
index 9f85b22..b1b11c6 100644
--- a/module-1/classification.js
+++ b/module-1/classification.js
@@ -11,7 +11,6 @@
  * @returns {number} grade or 0 if any arguments are not proper
  */
 function grade(score) {
-    let gradeOfStudent;
     /*
      * Your task is to calculate the grade of the student
      * based on his/her score which can be found in the
@@ -20,9 +19,6 @@ function grade(score) {
      * Store the grade in the gradeOfStudent variable.
      * Also take into consideration the documentation of the function!
      */
-    // PLACE YOUR CODE BETWEEN THIS...
-
-    // ...AND THIS COMMENT LINE!
-    return gradeOfStudent;
+    return (score > 100 ? 0 : score >= 90 ? 5 : score >= 80 ? 4 : score >= 70 ? 3 : score >= 60 ? 2 : score < 0 ? 0 : 1);
 }
 module.exports = grade;
\ No newline at end of file
diff --git a/module-1/euclidean.js b/module-1/euclidean.js
index 3d33d00..bd91332 100644
--- a/module-1/euclidean.js
+++ b/module-1/euclidean.js
@@ -7,7 +7,6 @@
  * @returns {number} GCD or 0 if any arguments are not proper
  */
 function euclidean(a, b) {
-    let gcd;
     /*
      * Your task is to compute the greatest common divisor of
      * the numbers given in a and b variables, using the
@@ -15,10 +14,17 @@ function euclidean(a, b) {
      * If you have the result, assign it to the variable, called gcd.
      * Also take into consideration the documentation of the function!
      */
-    // PLACE YOUR CODE BETWEEN THIS...
+    if (a <= 0 || b <= 0) {
+        return 0;
+    }
 
-
-    // ...AND THIS COMMENT LINE!
-    return gcd;
+    while (a !== b) {
+        if (a > b) {
+            a -= b;
+        } else {
+            b -= a;
+        }
+    }
+    return a;
 }
 module.exports = euclidean;
\ No newline at end of file
diff --git a/module-1/fibonacci.js b/module-1/fibonacci.js
index 14ec907..92e8658 100644
--- a/module-1/fibonacci.js
+++ b/module-1/fibonacci.js
@@ -16,6 +16,15 @@ function fibonacci(n) {
      */
     // PLACE YOUR CODE BETWEEN THIS...
 
+    if (n < 0) {
+        return 0
+    }
+
+    if (n < 2) {
+        nThFibonacci = n
+    } else {
+        nThFibonacci = fibonacci(n-2)+fibonacci(n-1)
+    }
     // ...AND THIS COMMENT LINE!
     return nThFibonacci;
 }