字母题号居中

Author: wxh06

src/components/ContestTable.vue

@@ -222,7 +222,7 @@ function applySelectedCategories() {
       <Column
         v-for="i of problemIndexes"
         :field="`problems.${i}`"
-        :header="`${i + 1}`"
+        :header="String.fromCharCode(i + 65)"
         :key="i"
         class="problem"
       >
@@ -245,6 +245,10 @@ th.time {
   white-space: nowrap;
 }
 
+.problem .p-column-title {
+  margin: auto;
+}
+
 td.problem {
   max-width: 8rem;
   padding: 0;