From: Erik Mackdanz <erikmack@gmail.com>
Date: Tue, 28 Jan 2025 18:01:53 +0000 (-0600)
Subject: Implement solution
X-Git-Url: https://git.humopery.space/?a=commitdiff_plain;h=cd63bcb801361edc368dfca4b85b0f807e809de2;p=rustici.git

Implement solution
---

diff --git a/test.html b/test.html
index bcf6517..6d79dbe 100644
--- a/test.html
+++ b/test.html
@@ -60,9 +60,98 @@
             // be in a random order. The order of the choices within each question should also be randomized.
             //
             function randomizeTest (test) {
-                //
-                // Your code to randomize questions and answers goes here
-                //
+
+		// initialize outputs
+		let questionsReordered = [];
+		let choicesReordered = [];
+		let answersReordered = [];
+
+		// Track whether we've previously chosen a randomly selected question
+		// with an array like [true, false, false, true]
+		let questionChosen = [];
+		for(i=0; i<test.questions.length; i++) {
+		    questionChosen.push(false);
+		}
+
+		// Do this until we've chosen every question
+		while(true) {
+		    let trialQuestionIndex = Math.floor(Math.random() * test.questions.length);
+		    if(questionChosen[trialQuestionIndex]) {
+			continue;
+		    }
+		    // We've found a question we haven't chosen before
+
+		    // Record it so we don't choose it again
+		    questionChosen[trialQuestionIndex] = true;
+		    // Add the chosen question to the output
+		    questionsReordered.push(test.questions[trialQuestionIndex]);
+
+		    // initialize the outputs for this question
+		    let questionChoices = test.choices[trialQuestionIndex];
+		    let questionChoicesReordered = [];
+		    let questionAnswers = test.answers[trialQuestionIndex];
+		    let questionAnswersReordered = [];
+
+		    // Track whether we've previously chosen a randomly selected choice
+		    // with an array like [true, false, false, true]
+		    let choiceChosen = [];
+		    for(i=0; i<questionChoices.length; i++) {
+			choiceChosen.push(false);
+		    }
+
+		    // Do this until we've chosen every choice for this question
+		    while(true) {
+			let trialChoiceIndex = Math.floor(Math.random() * questionChoices.length);
+			if(choiceChosen[trialChoiceIndex]) {
+			    continue;
+			}
+			// We've found a choice for this question we haven't chosen before
+
+			// Record it so we don't choose it again
+			choiceChosen[trialChoiceIndex] = true;
+			// Add the chosen choice and answer to the output
+			questionChoicesReordered.push(questionChoices[trialChoiceIndex]);
+			questionAnswersReordered.push(questionAnswers[trialChoiceIndex]);
+
+			// Check if we're done selecting choices for this question
+			let unchosenQuestionChoicesRemain = false;
+			for(i=0; i<choiceChosen.length; i++) {
+			    if(!choiceChosen[i]) {
+				unchosenQuestionChoicesRemain = true;
+			    }
+			}
+
+			if(unchosenQuestionChoicesRemain) {
+			    continue;
+			}
+			break;
+		    }
+
+		    // Add the choices/answers to the output data structures
+		    choicesReordered.push(questionChoicesReordered);
+		    answersReordered.push(questionAnswersReordered);
+
+		    // Check if we're done selecting questions
+		    let unchosenQuestionsRemain = false;
+		    for(i=0; i<questionChosen.length; i++) {
+			if(!questionChosen[i]) {
+			    unchosenQuestionsRemain = true;
+			}
+		    }
+
+		    if(unchosenQuestionsRemain) {
+			continue;
+		    }
+
+		    break;
+		}
+
+		// set modified outputs
+		test.questions = questionsReordered;
+		test.choices = choicesReordered;
+		test.answers = answersReordered;
+
+		return test;
             }
 
             function Test (questions, choices, answers) {