Merge pull request '1' (#1) from lxy_branch into master

doc/README.md

@@ -1,2 +0,0 @@
-基于Python的Hello World
-

src/main.py

@@ -1 +1,32 @@
-print("Hello World")
+def is_prime(n):
+    """判断一个数是否为质数"""
+    if n <= 1:
+        return False
+    if n == 2:
+        return True
+    if n % 2 == 0:
+        return False
+    for i in range(3, int(n**0.5) + 1, 2):
+        if n % i == 0:
+            return False
+    return True
+
+def print_first_n_primes(n):
+    """打印前n个质数"""
+    count = 0
+    num = 2
+    primes = []
+    
+    while count < n:
+        if is_prime(num):
+            primes.append(num)
+            count += 1
+        num += 1
+    
+    # 打印结果，每10个一行
+    for i in range(0, len(primes), 10):
+        print(", ".join(map(str, primes[i:i+10])))
+
+# 输出前100位质数
+print("前100位质数为:")
+print_first_n_primes(100)