add exam components

src/components/exam/examCard.vue

+<template>
+  <div></div>
+</template>
+
+<script>
+export default {
+  data() {
+    return {
+      list: [], // 所有题
+      currentExam: {} // 当前页面的大题数据
+    }
+  }
+}
+</script>
+
+<style></style>

src/components/exam/examList.vue

+<template>
+  <div></div>
+</template>
+
+<script>
+export default {
+  props: { list: { type: Array, default: () => [] } }
+}
+</script>
+
+<style></style>

src/components/exam/examListItem.vue

+<template>
+  <div></div>
+</template>
+
+<script>
+export default {
+  item: { list: { type: Object, default: () => ({}) } }
+}
+</script>
+
+<style></style>

src/components/exam/examNumbers.vue

+<template>
+  <div></div>
+</template>
+
+<script>
+export default {
+  props: { list: { type: Array, default: () => [] } }
+}
+</script>
+
+<style></style>