x = raw_input("Enter a grade:")
#x will be treated as an int after this
x_int = int(x)
if x_int>100:
    print '"' + x + '" is too large (original string x)'
    print '"' + str(x_int) + '" is too large (x_int cast to str)'
    #WarningL this line will cause an error
    #Remove the error by casting x back to a string
    # with str(x)
    try:
        print '"' + x_int + '" is too large'
    except:
        print "Error: Cannot combine string and int"
elif x_int<0: print x_int, 'is too small'
else: print x_int, ' is a valad grade'

print 0 <= x_int <= 100