大佬求助

#include<iostream>

using namespace std;

int main(){
	float a,b,c,d,e,f,g,h,i,j;
	float ss;
	cin>>a>>b>>c>>d>>e>>f>>g>>h>>i>>j;
	ss += a * 28.9;
	ss += b * 32.7;
	ss += c * 45.6;
	ss += d * 78;
	ss += e * 35;
	ss += f * 86.2;
	ss += g * 27.8;
	ss += h * 43;
	ss += i * 56;
	ss += j * 65;
	cout<<ss;
	return 0;
}