mod: findClosestNumber

2024-04-04 23:59:53 +08:00
parent f7a164de76
commit 0e7dd7671a
1 changed files with 14 additions and 3 deletions
--- a/lib/utils/utils.dart
+++ b/lib/utils/utils.dart
@ -209,9 +209,6 @@ class Utils {
    int minDiff = 127;
    int closestNumber = 0; // 初始化为0，表示没有找到比目标值小的整数

-    if (numbers.contains(target)) {
-      return target;
-    }
    // 向下查找
    try {
      for (int number in numbers) {
@ -226,6 +223,20 @@ class Utils {
      }
    } catch (_) {}

+    // 向上查找
+    if (closestNumber == 0) {
+      try {
+        for (int number in numbers) {
+          int diff = (number - target).abs();
+
+          if (diff < minDiff) {
+            minDiff = diff;
+            closestNumber = number;
+          }
+        }
+      } catch (_) {}
+    }
+
    // 向上查找
    if (closestNumber == 0) {
      try {