modified answer of 1-key-exercise 4-random.js

Author: leerogerfn

Sprint-2/1-key-exercises/4-random.js

@@ -12,5 +12,5 @@ console.log(num)
 
 //math.floor is round down the number returns to largest integer less than or equal to a given number.
 //math.random() could generate the number from 0 to <1 b random.
-//maximum refer to 100 and minimum refer to 0.
-//The calculation of num is different everytime because of math.random()
+//maximum refer to 100 and minimum refer to 1.
+//The calculation of num is different everytime because of math.random(). smallest value of num is 1. And largest is 100.