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修正图片大小写错误 #1086

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修正图片大小写错误 #1086

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2 changes: 1 addition & 1 deletion Day01-20/11.常用数据结构之字符串.md
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第二次世界大战促使了现代电子计算机的诞生，世界上的第一台通用电子计算机名叫 ENIAC（电子数值积分计算机），诞生于美国的宾夕法尼亚大学，占地167平米，重量约27吨，每秒钟大约能够完成约5000次浮点运算，如下图所示。ENIAC 诞生之后被应用于导弹弹道的计算，而数值计算也是现代电子计算机最为重要的一项功能。

<img src="res/day11/eniac.jpg" style="zoom:50%;">
<img src="res/day11/ENIAC.jpg" style="zoom:50%;">

随着时间的推移，虽然数值运算仍然是计算机日常工作中最为重要的组成部分，但是今天的计算机还要处理大量的以文本形式存在的信息。如果我们希望通过 Python 程序来操作本这些文本信息，就必须要先了解字符串这种数据类型以及与它相关的运算和方法。

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