<p>首先,我需要说几句话:</p>
<ol>
<li>您不需要使用<code>wall_length = float(128.3)</code><code>wall_length = 128.3</code>也会这样做</李>
<li>间隙和面板的总数不能是偶数(<code>num1</code>在代码中),因为墙应该以面板开始和结束</李>
<li>您可以尝试该总数的不同备选方案,并选择面板宽度和间隙宽度之间的最小差值。例如,<code>128.3 / 43 = 29.837</code>您可以尝试29、31,看看哪一个是最好的</李>
</ol>
<p>以下是一种方法:</p>
<pre><code>def print_possible_gap_widths(wall_length, panel_width):
num_total = wall_length // panel_width
# num_total cannot be even since the wall should start and end with a panel
if num_total % 2 == 0:
num_total += 1
for total in [num_total - 2, num_total, num_total + 2]:
num_gaps = total // 2
num_panels = total - num_gaps
total_gap_lengths = wall_length - (num_panels * panel_width)
gap_width = total_gap_lengths / num_gaps
print("Gap width:", gap_width, "Diff:", abs(panel_width - gap_width))
</code></pre>
<p>对于<code>128.3</code>和<code>4.3</code>,调用<code>print_possible_gap_widths(128.3, 4.3)</code>,结果将是:</p>
<pre><code>Gap width: 5.23846153846154 Diff: 0.9384615384615405
Gap width: 4.557142857142858 Diff: 0.257142857142858
Gap width: 3.9666666666666677 Diff: 0.33333333333333215
</code></pre>
<p>因此,最好的方法是<code>4.557142857142858</code></p>
<p>对于<code>128.3</code>和<code>8.9</code>,调用<code>print_possible_gap_widths(128.3, 8.9)</code>,结果将是:</p>
<pre><code>Gap width: 11.0 Diff: 2.0999999999999996
Gap width: 8.157142857142858 Diff: 0.742857142857142
Gap width: 6.025 Diff: 2.875
</code></pre>
<p>因此,最好的方法是<code>8.157142857142858</code></p>
<p>最后,您可以比较结果并作出决定</p>