diff --git a/codes/c/chapter_computational_complexity/time_complexity.c b/codes/c/chapter_computational_complexity/time_complexity.c
index b8821ec6a..ee827ed14 100644
--- a/codes/c/chapter_computational_complexity/time_complexity.c
+++ b/codes/c/chapter_computational_complexity/time_complexity.c
@@ -56,11 +56,13 @@ int bubbleSort(int *nums, int n) {
     for (int i = n - 1; i > 0; i--) {
         // 内循环：冒泡操作
         for (int j = 0; j < i; j++) {
-            // 交换 nums[j] 与 nums[j + 1]
-            int tmp = nums[j];
-            nums[j] = nums[j + 1];
-            nums[j + 1] = tmp;
-            count += 3;  // 元素交换包含 3 个单元操作
+            if (nums[j] > nums[j + 1]) {
+                // 交换 nums[j] 与 nums[j + 1]
+                int tmp = nums[j];
+                nums[j] = nums[j + 1];
+                nums[j + 1] = tmp;
+                count += 3;  // 元素交换包含 3 个单元操作
+            }
         }
     }
     return count;
diff --git a/codes/zig/build.zig b/codes/zig/build.zig
index 9584ba4b3..1a9fb0fba 100644
--- a/codes/zig/build.zig
+++ b/codes/zig/build.zig
@@ -5,7 +5,7 @@
 const std = @import("std");
 
 // Zig Version: 0.10.0
-// Zig Codes Build Command: zig build
+// Build Command: zig build
 pub fn build(b: *std.build.Builder) void {
     const target = b.standardTargetOptions(.{});
     const mode = b.standardReleaseOptions();
diff --git a/codes/zig/chapter_computational_complexity/time_complexity.zig b/codes/zig/chapter_computational_complexity/time_complexity.zig
index ef8d7fe65..3b45ed79f 100644
--- a/codes/zig/chapter_computational_complexity/time_complexity.zig
+++ b/codes/zig/chapter_computational_complexity/time_complexity.zig
@@ -59,11 +59,13 @@ fn bubbleSort(nums: []i32) i32 {
         var j: usize = 0;
         // 内循环：冒泡操作
         while (j < i) : (j += 1) {
-            // 交换 nums[j] 与 nums[j + 1]
-            var tmp = nums[j];
-            nums[j] = nums[j + 1];
-            nums[j + 1] = tmp;
-            count += 3;  // 元素交换包含 3 个单元操作
+            if (nums[j] > nums[j + 1]) {
+                // 交换 nums[j] 与 nums[j + 1]
+                var tmp = nums[j];
+                nums[j] = nums[j + 1];
+                nums[j + 1] = tmp;
+                count += 3;  // 元素交换包含 3 个单元操作
+            }
         }
     }
     return count;