#include <iostream.h>
#include "ctype.h"
void expand(char s1[], char s2[]) {
int i, j, a, b, c;
j = 0;
for (i = 0; (c = s1[i]) != '\0'; i++)
if (c == '-') {
a = s1[i - 1];
b = s1[i + 1];
if (isalpha(a) && isalpha(b) || isdigit(a) && isdigit(b)) {
//函数isalpha(a)用于判断字符a是否为字母，isdigit(b) 用于判断字符b是否为数
//字，如果是，返回1，否则返回0
j--;
do
s2[j++] = a++;
while (tolower(a) < tolower(s1[i + 1]));
} else
s2[j++] = c;
} else s2[j++] = c;
s2[j] = '\0';
}
void main(void) {
char s1[100], s2[300];
cin >> s1;
expand(s1, s2);
cout << s2 << endl;
}
输入：wer2345d-h454-82qqq
输出：1
