讨论串消息 #48506

#include <iostream> #include <cmath> using namespace std; int main (){ double S, Vy, tuch, V0, g, Such, alfa; cin>>V0; cin>>g; cin>>alfa; Vy=V0*cos(alfa); tuch=(2*V0)*sin(alfa))/g; Such=(pow(V0,2)*sin(2*alfa))/g; S=Vy*tuch; cout<<"S="<<S<<endl; cout<<"Such="<<Such<<endl; }