c++輸入長寬高,求立方體體積(體積保留兩位小數),

#include<iomanip>

using?namespace?std;

int?main(){

float?l,w,h;

cout<<"請輸入立方體的長、寬、高：";

cin>>l>>w>>h;

cout<<"立方體體積為:"<<fixed<<setprecision(2)<<l*w*h<<endl;

}