solving by identifying edge cases

Author: Abrsh100

Sprint-2/4-mandatory-interpret/time-format.js

@@ -10,6 +10,7 @@ function formatTimeDisplay(seconds) {
 
   return `${pad(totalHours)}:${pad(remainingMinutes)}:${pad(remainingSeconds)}`;
 }
+console.log(formatTimeDisplay(61));
 
 // You will need to play computer with this example - use the Python Visualiser https://pythontutor.com/visualize.html#mode=edit
 // to help you answer these questions
@@ -18,17 +19,22 @@ function formatTimeDisplay(seconds) {
 
 // a) When formatTimeDisplay is called how many times will pad be called?
 // =============> write your answer here
+/* pad will be called 3 times. one for totalHours, one for remainingMinutes and one for remainingSeconds.*/
 
 // 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
+/* when I run the code the result is 00:01:01 there for the value assigned to num is "0".
 
 // c) What is the return value of pad is called for the first time?
 // =============> write your answer here
+/* the return value is "00". this comes 0 changed to string and then padstart(2,0) changes it to "00" */
 
 // 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
+/* The value assigned to num when the pad is called for the last time is "1". */
 
 // e) What is the return value assigned to num when pad is called for the last time in this program?  Explain your answer
 // =============> write your answer here
+/* The return value is 1. The code 1.toString() changes the num 1 to string "1" then the code .padStart(2, "0"); changes "1" to "01"

Sprint-2/5-stretch-extend/format-time.js

@@ -4,10 +4,17 @@
 
 function formatAs12HourClock(time) {
   const hours = Number(time.slice(0, 2));
+  if (hours===0)  {
+    return`12:00 am`
+  }
+  if (hours===12)  {
+    return `12:00 pm`
+  }
   if (hours > 12) {
     return `${hours - 12}:00 pm`;
   }
-  return `${time} am`;
+  if (hours > 0 && hours < 12)
+  return `${String(hours).padStart(2, "0")}:00 am`;
 }
 
 const currentOutput = formatAs12HourClock("08:00");
@@ -22,4 +29,17 @@ const targetOutput2 = "11:00 pm";
 console.assert(
   currentOutput2 === targetOutput2,
   `current output: ${currentOutput2}, target output: ${targetOutput2}`
+
+);
+const currentOutput3 = formatAs12HourClock("00:00");
+const targetOutput3 = "12:00 am";
+console.assert(
+  currentOutput3 === targetOutput3,
+  `current output: ${currentOutput2}, target output: ${targetOutput2}`
+);
+const currentOutput4 = formatAs12HourClock("12:00");
+const targetOutput4 = "12:00 pm";
+console.assert(
+  currentOutput4 === targetOutput4,
+  `current output: ${currentOutput2}, target output: ${targetOutput2}`
 );