#include <iostream> using namespace std; int main() { float length, width, area, perimeter; cout << "请输入矩形的长度:"; cin >> length; cout << "请输入矩形的宽度:"; cin >> width; area = length * width; perimeter = 2 * (length + width); cout << "矩形的面积为:" << area << endl; cout << "矩形的周长为:" << perimeter << endl; return 0; } [2024-11-01 06:32:19 | AI写代码神器 | 260点数解答]