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#include <stdio.h>
#include <string.h>
// 验证单个身份证的函数
int validateID(char *id) {
if (strlen(id) != 18) {
return 0; // 长度错误,返回0表示错误
}
int sum = (id[0]-'0')*7 + (id[1]-'0')*9 + (id[2]-'0')*10 +
(id[3]-'0')*5 + (id[4]-'0')*8 + (id[5]-'0')*4 +
(id[6]-'0')*2 + (id[7]-'0')*1 + (id[8]-'0')*6 +
(id[9]-'0')*3 + (id[10]-'0')*7 + (id[11]-'0')*9 +
(id[12]-'0')*10 + (id[13]-'0')*5 + (id[14]-'0')*8 +
(id[15]-'0')*4 + (id[16]-'0')*2;
int c...
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