Hi ! I have learned wiki tutor for non-programmer and I found some hill that stopping me. In <font size="2"><span style="font-weight: bold;">Non-Programmer's Tutorial for Python/Count to 10</span></font>, wiki ask me to write this code :<br><pre class="source-python"><span style="font-style: italic;">a = </span><span style="font-style: italic;" class="nu0">1</span><br style="font-style: italic;"><span style="font-style: italic;">s = </span><span style="font-style: italic;" class="nu0">0</span><br style="font-style: italic;"><span style="font-style: italic;" class="kw1">print</span><span style="font-style: italic;"> </span><span style="font-style: italic;" class="st0">'Enter Numbers to add to the sum.'</span><br style="font-style: italic;"><span style="font-style: italic;" class="kw1">print</span><span style="font-style: italic;"> </span><span style="font-style: italic;" class="st0">'Enter 0 to quit.'</span><br style="font-style: italic;"><span style="font-style:
italic;" class="kw1">while</span><span style="font-style: italic;"> a != </span><span style="font-style: italic;" class="nu0">0</span><span style="font-style: italic;">:</span><br style="font-style: italic;"><span style="font-style: italic;"> </span><span style="font-style: italic;" class="kw1">print</span><span style="font-style: italic;"> </span><span style="font-style: italic;" class="st0">'Current Sum:'</span><span style="font-style: italic;">, s</span><br style="font-style: italic;"><span style="font-style: italic;"> a = </span><span style="font-style: italic;" class="kw2">int</span><span style="font-style: italic;" class="br0">(</span><span style="font-style: italic;" class="kw2">raw_input</span><span style="font-style: italic;" class="br0">(</span><span style="font-style: italic;" class="st0">'Number? '</span><span style="font-style: italic;" class="br0">))</span><br style="font-style: italic;"><span style="font-style: italic;"> s = s + a</span><br
style="font-style: italic;"><span style="font-style: italic;" class="kw1">print</span><span style="font-style: italic;"> </span><span style="font-style: italic;" class="st0">'Total Sum ='</span><span style="font-style: italic;">, s</span><br><br>But when i write <span style="font-style: italic;" class="kw1">while</span><span style="font-style: italic;"> a != </span><span style="font-style: italic;" class="nu0">0</span><span style="font-style: italic;">:</span> and then i press enter, <br>python terminal tell me :<br><span style="font-style: italic;">>>> while a ! = 0:</span><br style="font-style: italic;"><span style="font-style: italic;"> File "<stdin>", line 1</span><br style="font-style: italic;"><span style="font-style: italic;"> while a ! = 0:</span><br style="font-style: italic;"><span style="font-style: italic;"> ^</span><br style="font-style: italic;"><span style="font-style: italic;">SyntaxError: invalid syntax</span><br><br>Can you
find my mistake, guys ? Sorry to bother you, I try to <br>find the answer in google, but I can't found the answer.<br>Please help me soon guys, whatever your answer. If you don't<br>want to answer my question, please give me some site that could<br>answer this newbie question. Thank's.<br><br><br></pre><br><br> <p>