本程序要求通过输入的身份证号码来辨识属相：



我们知道身份证号码是18位的，通过字符串的方式读入身份证号码，如果长度不是18位，提示输入的长度有误，然后提取号码中第7-10位的年份段，我们通过判别字符的范围来辨别有没有输入非数字的字符，如果有非数字的字符，判别年份段有误。通过取余运算来看属相是否正确。-This program requires through input id number to identify the animal sign:





We know that id number is 18, read by means of a string id number, if the length is not 18, suggest the length of the input is wrong, then extract the number 7-10 year period, we did by judging character to identify the range of input non-numeric character, if there is a non-numeric characters, discriminant year section is wrong.To see the animal sign is properly by taking over operations.