program example
	implicit none

	real(16) a,b,c,d

	read(*,*) a,b,c
    
    d=a+b+2.0q0*sqrt(a*b)
        
    if(c>d) then
    	write(*,*) "Yes"
        goto 1
    else
    	write(*,*) "No"
        goto 1
        
    end if

1 end program example