更新了许多

2025-07-07 18:06:58 +08:00 · 2023-08-23 21:52:51 +08:00
parent 971a1d91d6
commit fc324f936b
197 changed files with 6500 additions and 0 deletions
--- a/长方形周长（保留小数）.cpp
+++ b/长方形周长（保留小数）.cpp
@ -0,0 +1,10 @@
+#include <iostream>
+#include <iomanip>
+using namespace std;
+int main(){
+	float a;
+	float b;
+	cin >>a>>b;
+	cout <<fixed<<setprecision(1)<<(a+b)*2;
+	return 0;
+}