Kiotolabs · mwaura-aa · Apr 7, 2026
diff --git a/starter/lab3_task1.php b/starter/lab3_task1.php
@@ -3,11 +3,11 @@
  * ICS 2371 — Lab 3: Control Structures I
  * Task 1: Simple if and if-else — Warm-Up Exercises [5 marks]
  *
- * @author     [Your Full Name]
- * @student    [Your Reg Number, e.g. SCT212-XXXX/2024]
+ * @author     [Joseph Mwaura Thuo]
+ * @student    [ENE212-0149/2023]
  * @lab        Lab 3 of 14
  * @unit       ICS 2371
- * @date       [Date completed]
+ * @date       [7-04-2026]
  */
 
 // ══════════════════════════════════════════════════════════════
@@ -21,7 +21,26 @@
 // Test with: 36.8, 39.2, 34.5 — screenshot each
 
 // TODO: Exercise A — your code here
+
+echo "<h1>Lab 3 - Task 1</h1>";
 
+// --- EXERCISE A: Temperature Alert System ---
+echo "<h2>Exercise A</h2>";
+$temperature = 39.2; // Test with 36.8, 39.2, 34.5
+
+echo "Current Temp: $temperature °C<br>";
+
+if ($temperature >= 36.1 && $temperature <= 37.5) {
+    echo "Status: Normal<br>";
+}
+if ($temperature > 37.5) {
+    echo "Status: Fever<br>";
+}
+if ($temperature < 36.1) {
+    echo "Status: Hypothermia Warning<br>";
+}
+
+echo "<hr>";
 
 // ══════════════════════════════════════════════════════════════
 // EXERCISE B — Even or Odd
@@ -32,6 +51,22 @@
 
 // TODO: Exercise B — your code here
 
+// --- EXERCISE B: Even or Odd ---
+echo "<h2>Exercise B</h2>";
+$number = 47;
+
+if ($number % 2 == 0) {
+    echo "$number is EVEN<br>";
+} else {
+    echo "$number is ODD<br>";
+}
+
+// Divisibility checks
+if ($number % 3 == 0) { echo "$number is divisible by 3<br>"; } else { echo "$number is NOT divisible by 3<br>"; }
+if ($number % 5 == 0) { echo "$number is divisible by 5<br>"; } else { echo "$number is NOT divisible by 5<br>"; }
+if ($number % 3 == 0 && $number % 5 == 0) { echo "$number is divisible by BOTH 3 and 5<br>"; } else { echo "$number is NOT divisible by both<br>"; }
+
+echo "<hr>";
 
 // ══════════════════════════════════════════════════════════════
 // EXERCISE C — Comparison Chain
@@ -68,3 +103,9 @@
 echo "Config: $result<br>";
 
 // TODO: Add one more chained ?? example of your own and explain it in your report.
+$user_upload = null;
+$avatar_link = "cool_avatar.png";
+$placeholder = "no_image.jpg";
+
+$final_image = $user_upload ?? $avatar_link ?? $placeholder;
+echo "Profile Picture selected: $final_image<br>";
diff --git a/starter/lab3_task2.php b/starter/lab3_task2.php
@@ -7,15 +7,15 @@
  * report BEFORE writing any code below. Marks are awarded for all
  * three components: pseudocode, flowchart, and working code.
  *
- * @author     [Your Full Name]
- * @student    [Your Reg Number, e.g. SCT212-XXXX/2024]
+ * @author     [Joseph Mwaura Thuo]
+ * @student    [ENE212-0149/2023]
  * @lab        Lab 3 of 14
  * @unit       ICS 2371
- * @date       [Date completed]
+ * @date       [Date 07-04-2026]
  */
 
 // ── Test Data Set A (change values to run other test sets) ─────────────────
-$name  = "Your Name";
+$name  = "Joseph Mwaura";
 $cat1  = 8;  // out of 10
 $cat2  = 7;  // out of 10
 $cat3  = 9;  // out of 10
@@ -44,23 +44,110 @@
 // TODO: compute $total
 
 
+$total = $cat1 + $cat2 + $cat3 + $cat4 + $exam;
+
+
 // ── STEP 2: Count CATs attended ───────────────────────────────────────────
 // TODO: compute $cats_attended (each CAT > 0 counts as attended)
 
+$cats_attended = 0;
+if ($cat1 > 0) $cats_attended++;
+if ($cat2 > 0) $cats_attended++;
+if ($cat3 > 0) $cats_attended++;
+if ($cat4 > 0) $cats_attended++;
 
 // ── STEP 3: Eligibility check (nested if) ─────────────────────────────────
 // TODO: nested if — eligibility → grade classification → supplementary ternary
 
+$eligible = false;
+$grade = "N/A";
+$remark = "N/A";
+$supp_status = "N/A";
+
+if ($cats_attended >= 3) {
+    if ($exam >= 20) {
+        $eligible = true;
+
+        // Grade classification (Highest first)
+        if ($total >= 70) {
+            $grade = "A";
+            $remark = "Distinction";
+        } elseif ($total >= 65) {
+            $grade = "B+";
+            $remark = "Credit Upper";
+        } elseif ($total >= 60) {
+            $grade = "B";
+            $remark = "Credit Lower";
+        } elseif ($total >= 55) {
+            $grade = "C+";
+            $remark = "Pass Upper";
+        } elseif ($total >= 50) {
+            $grade = "C";
+            $remark = "Pass Lower";
+        } elseif ($total >= 40) {
+            $grade = "D";
+            $remark = "Marginal Pass";
+        } else {
+            $grade = "E";
+            $remark = "Fail";
+        }
+
+        // Supplementary Rule (Ternary)
+        $supp_status = ($grade == "D") ? "Eligible for Supplementary Exam" : "Not eligible for supplementary";
+    }
+}
+
 
 // ── STEP 4: Display formatted HTML report card ────────────────────────────
 // TODO: output a clear, formatted report card showing:
 //       student name, each CAT score, exam score, total,
 //       cats attended, eligibility status, grade, remark, supplementary status
 
+?>
+
+<!DOCTYPE html>
+<html>
+<head>
+    <style>
+        body { font-family: sans-serif; line-height: 1.6; color: #333; max-width: 600px; margin: 20px auto; border: 1px solid #ccc; padding: 20px; border-radius: 8px; }
+        h1 { color: #2c3e50; border-bottom: 2px solid #2c3e50; padding-bottom: 10px; }
+        .stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 20px; }
+        .label { font-weight: bold; }
+        .result-box { background: #f9f9f9; padding: 15px; border-left: 5px solid #2c3e50; }
+        .disqualified { color: #c0392b; font-weight: bold; border-left-color: #c0392b; }
+    </style>
+</head>
+<body>
+
+    <h1>Student Report Card</h1>
+
+    <div class="stat-grid">
+        <div class="label">Name:</div> <div><?php echo $name; ?></div>
+        <div class="label">Reg No:</div> <div><?php echo $reg_no; ?></div>
+        <div class="label">CAT Scores:</div> <div><?php echo "$cat1, $cat2, $cat3, $cat4"; ?></div>
+        <div class="label">Exam Score:</div> <div><?php echo $exam; ?></div>
+        <div class="label">CATs Attended:</div> <div><?php echo $cats_attended; ?> / 4</div>
+    </div>
+
+    <div class="result-box <?php echo !$eligible ? 'disqualified' : ''; ?>">
+        <?php if ($eligible): ?>
+            <p><span class="label">Total Score:</span> <?php echo $total; ?> / 100</p>
+            <p><span class="label">Grade:</span> <?php echo $grade; ?> (<?php echo $remark; ?>)</p>
+            <p><span class="label">Status:</span> <?php echo $supp_status; ?></p>
+        <?php else: ?>
+            <p>ELIGIBILITY STATUS: DISQUALIFIED — Exam conditions not met</p>
+            <p><small>(Reason: Must attend 3+ CATs and score 20+ in Exam)</small></p>
+        <?php endif; ?>
+    </div>
+
+</body>
+</html>
+
 
 // ── Required Test Data Sets — screenshot each ─────────────────────────────
 // Set A: cat1=8, cat2=7, cat3=9, cat4=6,  exam=52  → expect grade B
 // Set B: cat1=9, cat2=8, cat3=0, cat4=9,  exam=55  → expect grade A (check cats_attended)
 // Set C: cat1=0, cat2=0, cat3=7, cat4=0,  exam=48  → expect DISQUALIFIED
 // Set D: cat1=5, cat2=4, cat3=6, cat4=3,  exam=22  → expect grade D + supp eligible
 // Set E: cat1=0, cat2=0, cat3=0, cat4=0,  exam=15  → expect DISQUALIFIED
+
diff --git a/starter/lab3_task3.php b/starter/lab3_task3.php
@@ -3,11 +3,11 @@
  * ICS 2371 — Lab 3: Control Structures I
  * Task 3: switch-case and match Expression [6 marks]
  *
- * @author     [Your Full Name]
- * @student    [Your Reg Number, e.g. SCT212-XXXX/2024]
+ * @author     [Joseph Mwaura]
+ * @student    [ENE212-0149/2023]
  * @lab        Lab 3 of 14
  * @unit       ICS 2371
- * @date       [Date completed]
+ * @date       [07-04-2026]
  */
 
 // ══════════════════════════════════════════════════════════════
@@ -22,6 +22,21 @@
 $day = 3; // change this to test all cases
 
 // TODO: switch-case for day classifier
+$day = 3; 
+
+echo "<h3>Exercise A: Day Classifier</h3>";
+switch ($day) {
+    case 1: echo "Monday — Lecture day"; break;
+    case 2: echo "Tuesday — Lecture day"; break;
+    case 3: echo "Wednesday — Lecture day"; break;
+    case 4: echo "Thursday — Lecture day"; break;
+    case 5: echo "Friday — Lecture day"; break;
+    case 6:
+    case 7: echo "Weekend"; break;
+    default: echo "Invalid day number"; break;
+}
+
+echo "<hr>";
 
 
 // ══════════════════════════════════════════════════════════════
@@ -41,6 +56,22 @@
 
 // TODO: switch-case for HTTP status
 
+$status_code = 404;
+
+echo "<h3>Exercise B: HTTP Status (Switch)</h3>";
+switch ($status_code) {
+    case 200: echo "200: OK — request succeeded"; break;
+    case 301: echo "301: Moved Permanently — resource relocated"; break;
+    case 400: echo "400: Bad Request — client error"; break;
+    case 401: echo "401: Unauthorized — authentication required"; break;
+    case 403: echo "403: Forbidden — access denied"; break;
+    case 404: echo "404: Not Found — resource missing"; break;
+    case 500: echo "500: Internal Server Error — server fault"; break;
+    default:  echo "Unknown status code"; break;
+}
+
+echo "<hr>";
+
 
 // ══════════════════════════════════════════════════════════════
 // EXERCISE C — PHP 8 match Expression
@@ -51,6 +82,21 @@
 
 // TODO: match expression for HTTP status — same logic as Exercise B
 
+echo "<h3>Exercise C: HTTP Status (Match)</h3>";
+
+$message = match ($status_code) {
+    200 => "200: OK — request succeeded",
+    301 => "301: Moved Permanently — resource relocated",
+    400 => "400: Bad Request — client error",
+    401 => "401: Unauthorized — authentication required",
+    403 => "403: Forbidden — access denied",
+    404 => "404: Not Found — resource missing",
+    500 => "500: Internal Server Error — server fault",
+    default => "Unknown status code",
+};
+
+echo $message;
+
 
 // ══════════════════════════════════════════════════════════════
 // EXERCISE D — Rewrite comparison

diff --git a/starter/lab3_task4.php b/starter/lab3_task4.php
@@ -6,11 +6,11 @@
  * IMPORTANT: You must complete pseudocode AND flowchart in your PDF
  * report BEFORE writing any code below.
  *
- * @author     [Your Full Name]
- * @student    [Your Reg Number, e.g. SCT212-XXXX/2024]
+ * @author     [Joseph Mwaura]
+ * @student    [ENE212-0149/2023]
  * @lab        Lab 3 of 14
  * @unit       ICS 2371
- * @date       [Date completed]
+ * @date       [07-04-2023]
  */
 
 // ── Problem: Student Loan Eligibility System ───────────────────────────────
@@ -46,10 +46,62 @@
 // ── STEP 1: Outer enrollment check ────────────────────────────────────────
 // TODO: nested if structure implementing all rules above
 
+echo "<h1>HELB Loan Eligibility System</h1>";
+
+// ── STEP 1 & 2: Nested Logic and Display ──────────────────────────────────
+
+// OUTER CHECK
+if ($enrolled === true) {
+
+    // INNER CHECK 1: GPA
+    if ($gpa >= 2.0) {
+
+        // INNER CHECK 2: Household Income
+        $is_eligible = true;
+        if ($annual_income < 100000) {
+            $decision = "Eligible — Full loan award";
+        } elseif ($annual_income < 250000) {
+            $decision = "Eligible — Partial loan (75%)";
+        } elseif ($annual_income < 500000) {
+            $decision = "Eligible — Partial loan (50%)";
+        } else {
+            $decision = "Not eligible — household income exceeds threshold";
+            $is_eligible = false;
+        }
+
+        // ADDITIONAL RULE: Ternary for renewal vs new
+        if ($is_eligible) {
+            $app_type = ($previous_loan === true) ? " | Renewal application" : " | New application";
+            $final_result = $decision . $app_type;
+        } else {
+            $final_result = $decision;
+        }
+
+    } else {
+        $final_result = "Not eligible — GPA below minimum (2.0)";
+    }
+
+} else {
+    $final_result = "Not eligible — must be an active student";
+}
 
 // ── STEP 2: Display result ────────────────────────────────────────────────
 // TODO: output formatted result showing all input values and the decision
 
+// ── OUTPUT FORMATTED RESULT ───────────────────────────────────────────────
+?>
+
+<div style="font-family: sans-serif; border: 2px solid #34495e; padding: 20px; max-width: 500px;">
+    <h3>Application Details</h3>
+    <p><strong>Enrolled:</strong> <?php echo $enrolled ? 'Yes' : 'No'; ?></p>
+    <p><strong>GPA:</strong> <?php echo $gpa; ?></p>
+    <p><strong>Annual Income:</strong> KES <?php echo number_format($annual_income); ?></p>
+    <p><strong>Previous Loan:</strong> <?php echo $previous_loan ? 'Yes' : 'No'; ?></p>
+    <hr>
+    <p><strong>FINAL DECISION:</strong><br>
+       <span style="color: #2980b9; font-size: 1.2em;"><?php echo $final_result; ?></span>
+    </p>
+</div>
 
 // ── Required Test Data Sets — screenshot each ─────────────────────────────
 // Set A: enrolled=true,  gpa=3.1, income=180000,  previous=false → Partial 75%