C++作业2-5：美points转换问题

<p style="color:#666666;font-family:Arial, 'Hiragino Sans GB', SimSun, 宋体, serif;background-color:#FFFFFF;"> <span style="font-size:14px;color:#000000;">将n美points转换成25、10、5和1美points总Total有多少种转换方法？</span> </p> <p style="color:#666666;font-family:Arial, 'Hiragino Sans GB', SimSun, 宋体, serif;background-color:#FFFFFF;"> <span style="font-size:14px;color:#000000;">Run结果如下：</span> </p> <p style="color:#666666;font-family:Arial, 'Hiragino Sans GB', SimSun, 宋体, serif;background-color:#FFFFFF;"> <span style="font-size:14px;color:#000000;">25</span> </p> <p style="color:#666666;font-family:Arial, 'Hiragino Sans GB', SimSun, 宋体, serif;background-color:#FFFFFF;"> <span style="font-size:14px;color:#000000;">13</span> </p> <p style="color:#666666;font-family:Arial, 'Hiragino Sans GB', SimSun, 宋体, serif;background-color:#FFFFFF;"> <span style="font-size:14px;color:#000000;">如果n不在0~99之间，输出提示信息“the money is invalid!”</span> </p> <p style="color:#666666;font-family:Arial, 'Hiragino Sans GB', SimSun, 宋体, serif;background-color:#FFFFFF;"> <span style="font-size:14px;color:#000000;">Run结果如下：</span> </p> <p style="color:#666666;font-family:Arial, 'Hiragino Sans GB', SimSun, 宋体, serif;background-color:#FFFFFF;"> <span style="font-size:14px;color:#000000;">101</span> </p> <p style="color:#666666;font-family:Arial, 'Hiragino Sans GB', SimSun, 宋体, serif;background-color:#FFFFFF;"> <span style="font-size:14px;color:#000000;">the money is invalid!</span> </p> <span style="font-size:14px;color:#000000;"></span><br />

<span style="color:#000000;font-family:Arial, 'Hiragino Sans GB', SimSun, 宋体, serif;line-height:22px;background-color:#FFFFFF;font-size:14px;">美points数，取值范围在0~99之间的整数</span>

<span style="color:#000000;font-family:Arial, 'Hiragino Sans GB', SimSun, 宋体, serif;line-height:22px;background-color:#FFFFFF;font-size:14px;">转换方法数或者提示信息“the money is invalid!”</span>