Answer questions in 4-mandatory-interpret/time-format.js

Author: lamlakamana-oss

Sprint-3/4-mandatory-interpret/time-format.js

@@ -22,17 +22,25 @@ function formatTimeDisplay(seconds) {
 
 // a) When formatTimeDisplay is called how many times will pad be called?
 // =============> write your answer here
+// 3 times. The return line calls pad once each for hours, minutes and seconds.
 
 // Call formatTimeDisplay with an input of 61, now answer the following:
 
 // b) What is the value assigned to num when pad is called for the first time?
 // =============> write your answer here
+// 0. The first call is pad(totalHours), and totalHours is 0 for an input of 61.
 
 // c) What is the return value of pad when it is called for the first time?
 // =============> write your answer here
+// "00". num.toString() gives "0", which is shorter than 2 characters, so the
+// while loop adds one "0" to the front. pad always returns a string.
 
 // d) What is the value assigned to num when pad is called for the last time in this program?  Explain your answer
 // =============> write your answer here
+// 1. The last call is pad(remainingSeconds), and remainingSeconds is 61 % 60 = 1.
 
 // e) What is the return value of pad when it is called for the last time in this program?  Explain your answer
 // =============> write your answer here
+// "01". num.toString() gives "1", which is too short, so the loop adds a "0"
+// to the front.
+console.log(formatTimeDisplay(61));