统计文本文件letter.txt中字符“b”、‘e’、‘g’、‘i’和‘n’各自出现的次数。
第一空:*fp第二空:“r”(或“r+”)第三空:ch
扫描二维码免费使用微信小程序搜题/刷题/查看解析。
版权声明:本文由翰林刷题小程序授权发布,如需转载请注明出处。
本文链接:https://doc.20230611.cn/post/441851.html
上一篇:如果A1单元格设定为整数,则输入2.12后,显示( )。
下一篇:Winston ChurchillChurchill is considered not only a great British leader, but also a great world leader. Many people believe that Churchill’s strength as a leader helped Britain stand the ____1___ German attack. He kept his country strong ____2__