From 8f0d39bb5a334eb1ec88e60afa4f34eaf520d986 Mon Sep 17 00:00:00 2001
From: yuetsh <517252939@qq.com>
Date: Mon, 28 Sep 2026 19:03:13 +0800
Subject: [PATCH] =?UTF-8?q?feat(=E9=A2=98=E7=9B=AE):=20=E7=BB=93=E6=9E=9C?=
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- 在公开例子上就错了的：标题写「答案错误 · 在例子 N 上就错了」，不再挂「通过 x/y 个测试点」
  和进度条 —— 那时候那个数字没意义，先把例子跑对
- 做对了：「答案正确 · 所有测试点都对了」
- 答案错误的说明末尾摆出题目「输出」那一节的原话：格式不对、漏了一行这类错，对着原话一看就明白
- 例子都对、错在隐藏测试点的，给「去自己输入试试」（SQL 题不给，跑不了）
- 提交详情页的标题不变

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
---
 .../problem/components/SubmissionResult.vue   | 46 ++++++++++--
 .../problem/components/WrongAnswerExplain.vue | 74 ++++++++++++++++++-
 2 files changed, 110 insertions(+), 10 deletions(-)

diff --git a/apps/web/src/oj/problem/components/SubmissionResult.vue b/apps/web/src/oj/problem/components/SubmissionResult.vue
index adf2fd2..fd11f09 100644
--- a/apps/web/src/oj/problem/components/SubmissionResult.vue
+++ b/apps/web/src/oj/problem/components/SubmissionResult.vue
@@ -145,6 +145,41 @@ const msg = computed(() => {
 // 这是学生这边唯一能看出「比上次多过了几个点」的地方。
 const partialCases = computed(() => submissionPartialCases(props.submission))
 
+/** 在公开的例子上就错了：这时候「通过 x/y 个测试点」没意义，先说是哪个例子 */
+const failedOnSample = computed(() =>
+  sampleCheck.value && !sampleCheck.value.passed ? sampleCheck.value : null,
+)
+
+/**
+ * 结果标题（设计文档第 6 节）。比「答案错误 · 通过 1/3 个测试点」多走一步：
+ * 例子上就错了的说「在例子 N 上就错了」，例子都对的才报测试点；做对了说全对了。
+ * 提交详情页还用通用的 submissionResultTitle
+ */
+const title = computed(() => {
+  const submission = props.submission
+  if (!submission) return ""
+  if (submission.result === SubmissionStatus.accepted) return "答案正确 · 所有测试点都对了"
+  if (failedOnSample.value) {
+    return `答案错误 · 在例子 ${(failedOnSample.value.index ?? 0) + 1} 上就错了`
+  }
+  const cases = hiddenCases.value
+  if (cases) return `答案错误 · 通过 ${cases.passed}/${cases.total} 个测试点`
+  return submissionResultTitle(submission)
+})
+
+/**
+ * 例子都对了、错在隐藏的测试点上：一个都没过也要报「通过 0/5」—— 那正说明例子之外的全错了。
+ * 其余情况沿用 submissionPartialCases（一个都没过就不报）
+ */
+const hiddenCases = computed(() => {
+  const summary = props.submission?.caseSummary
+  if (!sampleCheck.value?.passed || !summary || summary.passed >= summary.total) return null
+  return summary
+})
+const progressCases = computed(
+  () => hiddenCases.value ?? (failedOnSample.value ? null : partialCases.value),
+)
+
 // 是否显示AI提示区域。
 // 阈值和后端 POST /ai/hint 共用契约里的 HINT_MIN_FAILURES，别在这里写死数字；
 // 编译失败不数次数，和后端同口径（理由见 HINT_MIN_FAILURES 的注释）；
@@ -214,16 +249,12 @@ const columns: DataTableColumn<JudgeCaseResult>[] = [
 
 <template>
   <div v-if="submission">
-    <n-alert
-      :type="JUDGE_STATUS[submission.result]['type']"
-      :title="submissionResultTitle(submission)"
-      class="mb-3"
-    >
-      <template v-if="partialCases" #default>
+    <n-alert :type="JUDGE_STATUS[submission.result]['type']" :title="title" class="mb-3">
+      <template v-if="progressCases" #default>
         <n-progress
           type="line"
           status="success"
-          :percentage="(partialCases.passed / partialCases.total) * 100"
+          :percentage="(progressCases.passed / progressCases.total) * 100"
           :show-indicator="false"
         />
       </template>
@@ -248,6 +279,7 @@ const columns: DataTableColumn<JudgeCaseResult>[] = [
       <RuntimeErrorExplain v-if="runtimeError" :info="runtimeError" :code="submission.code" />
       <WrongAnswerExplain
         v-if="sampleCheck"
+        full
         :check="sampleCheck"
         :code="submission.code"
         :language="submission.language"
diff --git a/apps/web/src/oj/problem/components/WrongAnswerExplain.vue b/apps/web/src/oj/problem/components/WrongAnswerExplain.vue
index 98eb764..bafa484 100644
--- a/apps/web/src/oj/problem/components/WrongAnswerExplain.vue
+++ b/apps/web/src/oj/problem/components/WrongAnswerExplain.vue
@@ -1,4 +1,10 @@
 <script setup lang="ts">
+import { storeToRefs } from "pinia"
+import { useDark } from "@vueuse/core"
+import { MdPreview } from "md-editor-v3"
+import "md-editor-v3/lib/preview.css"
+import { useProblemStore } from "oj/store/problem"
+import { useSubmissionStore } from "oj/store/submission"
 import { JUDGE_STATUS, SubmissionStatus } from "utils/constants"
 import {
   classifyDiff,
@@ -21,8 +27,24 @@ const props = defineProps<{
    * 前端试跑也不能绕过去
    */
   plain?: boolean
+  /**
+   * 提交结果里用：末尾摆出题目对输出的原话，例子都对时再给「去自己输入试试」。
+   * 格式错、漏了一行这类错误，对着题目原话一看就明白；运行例子那边不需要
+   */
+  full?: boolean
 }>()
 
+const isDark = useDark()
+const { problem } = storeToRefs(useProblemStore())
+const submissionStore = useSubmissionStore()
+
+/** 题目要求的输出（题面「输出」那一节的原文，Markdown）。SQL 题没有这一节 */
+const requirement = computed(() =>
+  props.full && !problem.value?.sqlConfig ? (problem.value?.outputDescription ?? "").trim() : "",
+)
+/** 自己输入走 Judge0，SQL 跑不了 */
+const canCustomRun = computed(() => props.full && !problem.value?.sqlConfig)
+
 /** 后端每段截到 2000 字，到了上限就是被截过 */
 const TEXT_LIMIT = 2000
 
@@ -62,9 +84,20 @@ function lines(text: string) {
 
 <template>
   <n-card embedded class="explain-card">
-    <div v-if="check.passed" class="explain">
-      题目里的例子都对了，没通过的是隐藏的测试点。想想特殊情况：最大的数、最小的数、0、负数，或者题目里专门提到的情况。
-    </div>
+    <n-flex v-if="check.passed" vertical :size="10">
+      <div class="explain">
+        题目里的例子都对了，没通过的是隐藏的测试点。想想特殊情况：最大的数、最小的数、0、负数，或者题目里专门提到的情况。
+      </div>
+      <n-button
+        v-if="canCustomRun"
+        text
+        type="primary"
+        class="custom"
+        @click="submissionStore.revealResult('custom')"
+      >
+        去自己输入试试 ›
+      </n-button>
+    </n-flex>
     <n-flex v-else vertical :size="12">
       <div class="explain">
         <b>例子 {{ (check.index ?? 0) + 1 }} 没有通过{{ plain ? "。" : "：" }}</b
@@ -112,6 +145,14 @@ function lines(text: string) {
         </div>
       </div>
     </n-flex>
+    <div v-if="requirement" class="requirement">
+      <div class="label">题目要求的输出</div>
+      <MdPreview
+        preview-theme="vuepress"
+        :model-value="requirement"
+        :theme="isDark ? 'dark' : 'light'"
+      />
+    </div>
   </n-card>
 </template>
 
@@ -120,6 +161,33 @@ function lines(text: string) {
   max-width: 560px;
 }
 
+.custom {
+  align-self: flex-start;
+}
+
+.requirement {
+  margin-top: 14px;
+  padding-top: 10px;
+  border-top: 1px dashed rgba(128, 128, 128, 0.3);
+}
+
+/* md-editor 的预览自带白底、一圈 padding 和段落外边距，放在灰卡片里像一块补丁 */
+.requirement :deep(.md-editor) {
+  background: transparent;
+}
+
+.requirement :deep(.md-editor-preview-wrapper) {
+  padding: 0;
+}
+
+.requirement :deep(.md-editor-preview > :first-child) {
+  margin-top: 0;
+}
+
+.requirement :deep(.md-editor-preview > :last-child) {
+  margin-bottom: 0;
+}
+
 .explain {
   font-size: 16px;
   line-height: 1.7;