P269 2

<img src="http://img.blog.csdn.net/20150610194737769?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQvWXVTb25nNDg2OQ==/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center" alt="" />#include <iostream> #include <iomanip> using namespace std; int main() {float a[5];cout<<"input data:";for(int i=0;i<5;i++) cin>>a[i];  cout<<setiosflags(ios::fixed)<<setprecision(2); for(i=0;i<5;i++)  cout<<setw(10)<<a[i]<<endl; return 0;}