From 4ceaaf7f37860da265f26cd0a53f187f58bb586e Mon Sep 17 00:00:00 2001
From: wandoubaba517 <wandoubaba517@gmail.com>
Date: Fri, 8 Dec 2023 06:16:32 +0800
Subject: [PATCH] squares.c

---
 c05_expression/squares.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 c05_expression/squares.c

diff --git a/c05_expression/squares.c b/c05_expression/squares.c
new file mode 100644
index 0000000..96c4aa1
--- /dev/null
+++ b/c05_expression/squares.c
@@ -0,0 +1,15 @@
+/* squares.c - 计算1～20的平方 */
+#include <stdio.h>
+
+int main(void)
+{
+    int num = 1;
+
+    while (num < 21)
+    {
+        printf("%4d\t%6d\n", num, num * num);
+        num = num + 1;
+    }
+    
+    return 0;
+}
\ No newline at end of file