From 46f428497b5db01262c634d49b05e2fcb134b6e2 Mon Sep 17 00:00:00 2001
From: dengrb1 <drb12311@163.com>
Date: Sat, 2 Nov 2024 07:39:41 +0800
Subject: [PATCH] update

---
 homework_2.cpp | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 homework_2.cpp

diff --git a/homework_2.cpp b/homework_2.cpp
new file mode 100644
index 0000000..4b79119
--- /dev/null
+++ b/homework_2.cpp
@@ -0,0 +1,24 @@
+#include <iostream>
+#include <iomanip>
+#include <cmath>
+
+using namespace std;
+
+int main() {
+    double r;
+    const double PI = 3.14;
+    cout << "\u8f93\u5165\u534a\u5f84: ";
+    cin >> r;
+
+    if (r < 0 || r > 100) {
+        cout << "\u8f93\u5165\u9519\u8bef: \u534a\u5f84\u5fc5\u987b\u4e3a0\u5230100\u4e4b\u95f4" << endl;
+        return 1;
+    }
+
+    double volume = (4.0 / 3) * PI * pow(r, 3);
+
+    cout << fixed << setprecision(2);
+    cout << "\u4f53\u79ef: " << volume << endl;
+
+    return 0;
+}