题库
651 道题目
156
<pre><code>s = " hello "
print("|" + ...
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155
<pre><code>s = "Hello World"
print(s.sw...
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154
<pre><code>s = "hello WORLD python"
pri...
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153
<pre><code>s = "hello world python"
pri...
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152
<pre><code>s = "hello"
print(s.upper())...
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151
<pre><code>print("apple" < "banana")</co...
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150
<pre><code>s = "hello world"
print("lo ...
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149
<pre><code>print("哈" * 3)</code></pre>
...
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148
<pre><code>print("年龄:" + 18)</code></pre...
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147
<pre><code>a = "Hello"
b = "World"
pri...
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146
<pre><code>s = "ABC"
for i, ch in enume...
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145
<pre><code>s = "你好,世界!"
print(len(s))</...
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144
<pre><code>s = "Hi"
print(s[1:100])</co...
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143
<pre><code>s = "abcd"
print(s[::-1])</c...
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142
<pre><code>s = "abcdef"
print(s[::2])</...
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