From 19b55c0d3cec78ae26aed8b7d4a51a1e71a32a99 Mon Sep 17 00:00:00 2001
From: Mistivia <i@mistivia.com>
Date: Mon, 1 Sep 2025 21:38:06 +0800
Subject: solve 26

---
 .gitignore    |  3 ++-
 c/0026/main.c | 27 +++++++++++++++++++++++++++
 2 files changed, 29 insertions(+), 1 deletion(-)
 create mode 100644 c/0026/main.c

diff --git a/.gitignore b/.gitignore
index 074676b..d391bce 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 rust/target
-rust/.idea
\ No newline at end of file
+rust/.idea
+a.out
\ No newline at end of file
diff --git a/c/0026/main.c b/c/0026/main.c
new file mode 100644
index 0000000..27f94e0
--- /dev/null
+++ b/c/0026/main.c
@@ -0,0 +1,27 @@
+#include <stdio.h>
+
+// begin
+
+int removeDuplicates(int* nums, int numsSize) {
+    int *p1, p2;
+    if (numsSize == 0) return 0;
+
+    int p = 0;
+    int cur = nums[0];
+    for (int i = 1; i < numsSize; i++) {
+        if (nums[i] != cur) {
+            p++;
+            cur = nums[i];
+            nums[p] = nums[i];
+        }
+    }
+    return p+1;
+}
+
+// end
+
+int main() {
+    int arr[] = {1,2,3,3,4,5};
+    printf("%d\n", removeDuplicates(arr, sizeof(arr) / sizeof(int)));
+    return 0;
+}
\ No newline at end of file
-- 
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