Switch blocks

[nomana123]

the question is here
http://www.megaupload. com/?d=RY0AB70J

#include<iostream>
using namespace std;
#include <cmath> 
int main()
{//variables defined here
float a,b,E,x,g,h,y,w,q;
int choice;

cout<<"Which equation would you like to evaluate";
cout<<"\nPress 1 for this equation, y=10+(5a/3b)-b^2";
cout<<"\nPress 2 for this equation, w=6x^5-15";
cout<<"\nPress 3 for this equation, q=(3.0/4.0)h-7g/6";
cout<<"\nPress 4 for the equation that's not here";
cin>>choice;

switch (choice)
{case (1):
{cout<<"Value for a ";
cin>>a;
cout<<"Value for b ";
cin>>b;
y=10+((5*a)/(3.0*b))-(pow(b,2));
cout<<"Value of y is ";
}
case (2):
{cout<<"Value for x ";
cin>>x;
w=(6*pow(x,5))-15;
cout<<"Value for w is";
}
case (3):
{cout<<"Value for g ";
cin>>g;
cout<<"Value for h ";
cin>>h;
q=((0.75)*h)-((7*g)/6);
cout<<E;
}
case (4):
{cout<<"Sorry that's all I have for now.";
}
cout<<"In order to exit, please press any key. ";
cin>>E;

[oler1s]

Don't put your question on megaupload, or any other site. You can type in a question here directly, and you should do so.

In general, give us a specific problem. Don't dump your code and run.