diff --git a/web/prisma/schema.prisma b/web/prisma/schema.prisma
index 5185271..31ffa84 100644
--- a/web/prisma/schema.prisma
+++ b/web/prisma/schema.prisma
@@ -37,22 +37,22 @@ enum SubmissionStateReason {
 }
 
 model Submission {
-  id           Int             @id @default(autoincrement())
-  createdAt    DateTime        @default(now())
-  gradedAt     DateTime?
-  state        SubmissionState
-  stateReason  SubmissionStateReason?
-  stateReasonDetails  String?
-  actualOutput String?
-  commitHash   String
-  diff         String?
-  message      String?
-  team         Team            @relation(fields: [teamId], references: [id])
-  teamId       Int
-  problem      Problem         @relation(fields: [problemId], references: [id])
-  problemId    Int
-  contestId    Int
-  contest      Contest         @relation(fields: [contestId], references: [id])
+  id                 Int                    @id @default(autoincrement())
+  createdAt          DateTime               @default(now())
+  gradedAt           DateTime?
+  state              SubmissionState
+  stateReason        SubmissionStateReason?
+  stateReasonDetails String?
+  actualOutput       String?
+  commitHash         String
+  diff               String?
+  message            String?
+  team               Team                   @relation(fields: [teamId], references: [id])
+  teamId             Int
+  problem            Problem                @relation(fields: [problemId], references: [id])
+  problemId          Int
+  contestId          Int
+  contest            Contest                @relation(fields: [contestId], references: [id])
 }
 
 model Problem {
@@ -80,6 +80,7 @@ model Team {
 enum Language {
   Java
   CSharp
+  CPP
 }
 
 model ActiveTeam {
diff --git a/web/src/routes/admin/contests/[contestId]/+page.server.ts b/web/src/routes/admin/contests/[contestId]/+page.server.ts
index 936e4e0..e2b63ea 100644
--- a/web/src/routes/admin/contests/[contestId]/+page.server.ts
+++ b/web/src/routes/admin/contests/[contestId]/+page.server.ts
@@ -36,7 +36,8 @@ export const actions = {
 		}
 		try {
 			await db.contest.delete({ where: { id: parseInt(params.contestId) } });
-		} catch {
+		} catch (e) {
+			console.error(e);
 			return { success: false };
 		}
 		redirect(302, '/admin/contests');
diff --git a/web/src/routes/admin/contests/import/+page.server.ts b/web/src/routes/admin/contests/import/+page.server.ts
index 6cdb215..789256f 100644
--- a/web/src/routes/admin/contests/import/+page.server.ts
+++ b/web/src/routes/admin/contests/import/+page.server.ts
@@ -4,37 +4,37 @@ import type { Actions, PageServerLoad } from './$types';
 import { fail, redirect } from '@sveltejs/kit';
 import { genPassword } from '../../teams/util';
 
-export const load = (async () => { }) satisfies PageServerLoad;
+export const load = (async () => {}) satisfies PageServerLoad;
 
 export type ContestImportData = {
-	Name: string,
-	Problems: ProblemImportData[],
-	Teams: TeamImportData[],
-	Submissions: SubmissionImportData[]
-}
+	Name: string;
+	Problems: ProblemImportData[];
+	Teams: TeamImportData[];
+	Submissions: SubmissionImportData[];
+};
 
 export type ProblemImportData = {
-	ProblemName: string,
-	ShortName: string,
-	SampleInput: string,
-	SampleOutput: string,
-	RealInput: string,
-	RealOutput: string
-}
+	ProblemName: string;
+	ShortName: string;
+	SampleInput: string;
+	SampleOutput: string;
+	RealInput: string;
+	RealOutput: string;
+};
 
 export type TeamImportData = {
-	TeamName: string
-}
+	TeamName: string;
+};
 
 export type SubmissionImportData = {
-	TeamName: string,
-	ProblemShortName: string,
-	State: string,
-	SubmitTime: number,
-	TeamOutput: string,
-	Code: string | null,
-	Language: "Java" | "C#" | "C++" | null
-}
+	TeamName: string;
+	ProblemShortName: string;
+	State: string;
+	SubmitTime: number;
+	TeamOutput: string;
+	Code: string | null;
+	Language: 'Java' | 'C#' | 'C++' | null;
+};
 
 export const actions = {
 	default: async ({ request }) => {
@@ -45,14 +45,13 @@ export const actions = {
 			const formData = await request.formData();
 			const contestJson = formData.get('jsonText')?.toString();
 			if (!contestJson) {
-				return fail(400, { message: "Could not get json text" });
+				return fail(400, { message: 'Could not get json text' });
 			}
 
 			parsedContest = JSON.parse(contestJson);
-			includeSubmissions = formData.get('includeSubmissions')?.toString() == "on";
-		}
-		catch (err) {
-			return fail(400, { message: "Could not parse contest data: " + err?.toString() });
+			includeSubmissions = formData.get('includeSubmissions')?.toString() == 'on';
+		} catch (err) {
+			return fail(400, { message: 'Could not parse contest data: ' + err?.toString() });
 		}
 
 		try {
@@ -62,7 +61,9 @@ export const actions = {
 			if (includeSubmissions && parsedContest.Submissions.length > 0) {
 				hasSubmissions = true;
 
-				const maxSubmitTimeMinutes = Math.max(...parsedContest.Submissions.map(s => s.SubmitTime));
+				const maxSubmitTimeMinutes = Math.max(
+					...parsedContest.Submissions.map((s) => s.SubmitTime)
+				);
 				const now = new Date();
 				contestStart = new Date(now.getTime() - maxSubmitTimeMinutes * 60 * 1000);
 			}
@@ -73,24 +74,24 @@ export const actions = {
 					name: parsedContest.Name,
 					startTime: contestStart,
 					teams: {
-						connectOrCreate: parsedContest.Teams.map(team => ({
+						connectOrCreate: parsedContest.Teams.map((team) => ({
 							where: { name: team.TeamName },
 							create: {
 								name: team.TeamName,
 								password: genPassword(),
 								language: inferTeamLanguage(parsedContest, team) ?? Language.Java
 							}
-						})),
+						}))
 					},
 					problems: {
-						connectOrCreate: parsedContest.Problems.map(problem => ({
-							where: { 
+						connectOrCreate: parsedContest.Problems.map((problem) => ({
+							where: {
 								friendlyName: problem.ProblemName,
 								pascalName: problem.ShortName,
 								sampleInput: problem.SampleInput,
 								sampleOutput: problem.SampleOutput,
 								realInput: problem.RealInput,
-								realOutput: problem.RealOutput,
+								realOutput: problem.RealOutput
 							},
 							create: {
 								friendlyName: problem.ProblemName,
@@ -100,68 +101,75 @@ export const actions = {
 								realInput: problem.RealInput,
 								realOutput: problem.RealOutput
 							}
-						})),
+						}))
 					},
 					submissions: {
 						create: hasSubmissions
-							? parsedContest.Submissions.toSorted((a, b) => a.SubmitTime - b.SubmitTime).map(submission => ({
-								createdAt: dateFromContestMinutes(contestStart!, submission.SubmitTime),
-								gradedAt: dateFromContestMinutes(contestStart!, submission.SubmitTime + 1),
-								state: convertSubmissionState(submission),
-								actualOutput: submission.TeamOutput,
-								commitHash: "",
-								problem: {
-									connect: {
-										pascalName: submission.ProblemShortName
-									}
-								},
-								team: {
-									connect: {
-										name: submission.TeamName
-									}
-								}
-							}))
+							? parsedContest.Submissions.toSorted((a, b) => a.SubmitTime - b.SubmitTime).map(
+									(submission) => ({
+										createdAt: dateFromContestMinutes(contestStart!, submission.SubmitTime),
+										gradedAt: dateFromContestMinutes(contestStart!, submission.SubmitTime + 1),
+										state: convertSubmissionState(submission),
+										actualOutput: submission.TeamOutput,
+										commitHash: '',
+										problem: {
+											connect: {
+												pascalName: submission.ProblemShortName
+											}
+										},
+										team: {
+											connect: {
+												name: submission.TeamName
+											}
+										}
+									})
+								)
 							: []
 					}
 				}
 			});
 		} catch (err) {
-			return fail(400, { message: "Error updating database: " + err?.toString() });
+			return fail(400, { message: 'Error updating database: ' + err?.toString() });
 		}
 
-		return redirect(303, "/admin/contests");
+		return redirect(303, '/admin/contests');
 	}
 } satisfies Actions;
 
 function convertSubmissionState(submission: SubmissionImportData): SubmissionState {
 	switch (submission.State) {
-		case "Correct":
+		case 'Correct':
 			return SubmissionState.Correct;
-		case "Incorrect":
+		case 'Incorrect':
 			return SubmissionState.Incorrect;
 		default:
 			return SubmissionState.InReview;
 	}
 }
 
-function inferTeamLanguage(parsedContest: ContestImportData, team: TeamImportData): Language | null {
-	const submissionWithCode = parsedContest.Submissions.find(s => s.TeamName == team.TeamName && s.Code != null);
+function inferTeamLanguage(
+	parsedContest: ContestImportData,
+	team: TeamImportData
+): Language | null {
+	const submissionWithCode = parsedContest.Submissions.find(
+		(s) => s.TeamName == team.TeamName && s.Code != null
+	);
 	if (!submissionWithCode) {
 		return null;
 	}
 
 	switch (submissionWithCode.Language) {
-		case "Java":
+		case 'Java':
 			return Language.Java;
-		case "C#":
+		case 'C#':
 			return Language.CSharp;
-		case "C++":
+		case 'C++':
 			return Language.CPP;
 		default:
-			throw new Error("Unrecognized language: " + submissionWithCode.Language);
+			throw new Error('Unrecognized language: ' + submissionWithCode.Language);
 	}
 }
 
 function dateFromContestMinutes(contestStart: Date, minutesFromStart: number): Date {
 	return new Date(contestStart.getTime() + minutesFromStart * 60 * 1000);
-}
\ No newline at end of file
+}
diff --git a/web/src/routes/admin/contests/import/+page.svelte b/web/src/routes/admin/contests/import/+page.svelte
index dd553bc..d347b55 100644
--- a/web/src/routes/admin/contests/import/+page.svelte
+++ b/web/src/routes/admin/contests/import/+page.svelte
@@ -1,4 +1,5 @@
 <script lang="ts">
+	import { enhance } from '$app/forms';
 	import { goto } from '$app/navigation';
 	import FormAlert from '$lib/FormAlert.svelte';
 	import type { Actions } from './$types';
@@ -48,7 +49,7 @@
 
 <FormAlert />
 
-<form method="POST">
+<form method="POST" use:enhance>
 	<div class="mb-4">
 		<h3>Contest JSON:</h3>
 		<textarea
@@ -57,7 +58,9 @@
 			class="form-control"
 			rows="10"
 			bind:value={jsonText}
-			style="{parsesCorrectly == null ? "" : `border: 2px solid ${parsesCorrectly ? 'green' : 'red'}`}"
+			style={parsesCorrectly == null
+				? ''
+				: `border: 2px solid ${parsesCorrectly ? 'green' : 'red'}`}
 		/>
 	</div>
 
@@ -65,9 +68,9 @@
 		<h3>Import Info:</h3>
 		<span>{numTeams ?? 'No'} Teams</span><br />
 		<span>{numProblems ?? 'No'} Problems</span><br />
-		<span>{numSubmissions ?? 'No'} Submissions</span> 
-			(<input type="checkbox" checked name="includeSubmissions" id="includeSubmissions" />
-			<label id="includeSubmissionsLabel" for="includeSubmissions">Include</label>)
+		<span>{numSubmissions ?? 'No'} Submissions</span>
+		(<input type="checkbox" checked name="includeSubmissions" id="includeSubmissions" />
+		<label id="includeSubmissionsLabel" for="includeSubmissions">Include</label>)
 	</div>
 
 	<div class="d-flex flex-row justify-content-end gap-2 m-2">
diff --git a/web/src/routes/admin/diff/[submissionId]/+page.svelte b/web/src/routes/admin/diff/[submissionId]/+page.svelte
index 06b09b7..0435b36 100644
--- a/web/src/routes/admin/diff/[submissionId]/+page.svelte
+++ b/web/src/routes/admin/diff/[submissionId]/+page.svelte
@@ -73,7 +73,12 @@
 <textarea use:stretchTextarea class="code mb-3 form-control" disabled>{data.output}</textarea>
 
 <h3>Diff</h3>
-<div class="mt-3" id="diff" class:d2h-dark-color-scheme={$theme === 'dark'} class:d2h-light-color-scheme={$theme === 'light'}/>
+<div
+	class="mt-3"
+	id="diff"
+	class:d2h-dark-color-scheme={$theme === 'dark'}
+	class:d2h-light-color-scheme={$theme === 'light'}
+/>
 
 <form method="POST" action="?/submit" use:enhance>
 	<h5>Message</h5>