Merge pull request #5 from anasmak04/master

add new problems and solutions

Author: mehediislamripon

README.md

@@ -41,5 +41,8 @@
 | Problem - 37 | [sum of an array](https://github.com/anasmak04/Problem-solving-with-JavaScript/blob/master/problem-37.js) |
 | Problem - 38 | [biggest number of an array](https://github.com/anasmak04/Problem-solving-with-JavaScript/blob/master/problem-38.js) |
 | Problem - 39 | [sum of n numbers with one argument ](https://github.com/anasmak04/Problem-solving-with-JavaScript/blob/master/problem-39.js) |
+| Problem - 40 | [Vowel and Consonant ](https://github.com/anasmak04/Problem-solving-with-JavaScript/blob/master/problem-40.js) |
+| Problem - 41 | [Find month name. ](https://github.com/anasmak04/Problem-solving-with-JavaScript/blob/master/problem-41.js) |
+| Problem - 42 | [Multiplication table. ](https://github.com/anasmak04/Problem-solving-with-JavaScript/blob/master/problem-42.js) |
 
-<!-- | Problem - 40 | | -->
+<!-- | Problem - 43 | | -->

problem-40.js

@@ -0,0 +1,11 @@
+// Take a small letter alphabet as a functuion peramitter and print whether it is VOWEL or CONSONANT.
+
+const solution = (letter)=> {
+ return letter == 'a' || letter == 'e' || letter == 'u' || 
+ letter == 'o' || letter == "i" ? "VOWEL" : "CONSTANT"
+ };
+ 
+ 
+ console.log(solution('a')); // VOWEL
+ console.log(solution('u')); // VOWEL
+ console.log(solution('k')); // CONSONANT

problem-41.js

@@ -0,0 +1,14 @@
+// Write a program that takes an integer as input 1 - 12 and print 
+// the corresponding month name. if user gives input 1 you should print 'January'.
+
+const solution = (integer)=> {
+ return integer == 1 ? "January" : integer == 2 ? "February" : integer == 3 ? "March" : integer == 4 ? "April"
+ : integer == 5 ? "May" : integer == 6 ? "June" : integer == 7 ? "July" : integer == 8 ? "August" : 
+ integer == 9 ? "September" : integer == 10 ? "October" : integer == 1 ? "November" : "December"
+
+};
+
+
+console.log(solution(3)); //March
+console.log(solution(7)); //July
+console.log(solution(9)); //September

problem-42.js

@@ -0,0 +1,19 @@
+// Take an integeras input and print it's multiplication 
+// table up to 10. if user gives 5 your output shouold look like the following example.
+
+// 5 * 1 = 5 5 * 2 = 10 5 * 3 = 15 5 * 10 = 50
+
+const solution = (integer)=> {
+ let sum = ''
+ for (let i = 1 ; i <= 10 ; i++){
+ sum+=` ${integer} * ${i} = ${integer * i} `
+ }
+ 
+ return sum;
+ };
+ 
+ 
+ 
+ console.log(solution(5))// Multiplication Table of 5
+ console.log(solution(6))// Multiplication Table of 6
+ console.log(solution(7))// Multiplication Table of 7