File content as of revision 0:212362d7d1f9:

#include "mbed.h"

DigitalOut myled0(D15);
DigitalOut myled1(D14);
DigitalOut myled2(D13);
DigitalOut myled3(D12);
DigitalOut myled4(D11);
DigitalOut myled5(D10);
DigitalOut myled6(D9);
DigitalOut myled7(D8);

DigitalIn inbutton1(D3);
DigitalIn inbutton2(D4);
DigitalIn inbutton3(D5);


int main() 
    {
        
        while(1)
        {
        if(inbutton1==1 && inbutton2==0 && inbutton3==0)
        
            {
                myled0=1;
                wait(1);
                myled0=0;
        
                myled1=1;
                wait(1);
                myled1=0;
        
                myled2=1;
                wait(1);
                myled2=0;
        
                myled3=1;
                wait(1);
                myled3=0;
        
                myled4=1;
                wait(1);
                myled4=0;
        
                myled5=1;
                wait(1);
                myled5=0;
        
                myled6=1;
                wait(1);
                myled6=0;
        
                myled7=1;
                wait(1);
                myled7=0;
            }
           if(inbutton1==0 && inbutton2==1 && inbutton3==0)
            {
                myled3=1;
                myled4=1;
                wait(1);
                myled3=0;
                myled4=0;
                
                myled2=1;
                myled5=1;
                wait(1);
                myled2=0;
                myled5=0;
                
                myled1=1;
                myled6=1;
                wait(1);
                myled1=0;
                myled6=0;
                
                myled0=1;
                myled7=1;
                wait(1);
                myled0=0;
                myled7=0;
                
                myled0=1;
                myled7=1;
                wait(1);
                myled0=0;
                myled7=0;
                
                myled1=1;
                myled6=1;
                wait(1);
                myled1=0;
                myled6=0;
                
                myled2=1;
                myled5=1;
                wait(1);
                myled2=0;
                myled5=0;
                
                myled3=1;
                myled4=1;
                wait(1);
                myled3=0;
                myled4=0;
            }
            if(inbutton1==0 && inbutton2==0 && inbutton3==1)
            {
                myled0=1;
                myled2=1;
                myled4=1;
                myled6=1;
                wait(1);
                myled0=0;
                myled2=0;
                myled4=0;
                myled6=0;
                
                myled1=1;
                myled3=1;
                myled5=1;
                myled7=1;
                wait(1);
                myled1=0;
                myled3=0;
                myled5=0;
                myled7=0;
                
            }
            else{myled0=0;myled1=0;myled2=0;myled3=0;myled4=0;myled5=0;myled6=0;myled7=0;}
         }    
}