是想在 字符串 a里找到有b的地方全部替换成c
解决方案
40
第二层while循环条件不对
int main()
{
char a[50] = "abcdecdffcdg";
char b[5] = "cd";
char c[5] = "dc";
char *pa = a;
char *pb = b;
char *pc = c;
pa = strstr(pa, pb);
while (pa != NULL)
{
while (*pc != "\0")
{
*pa = *pc;
pa++;
pc++;
}
pc = c;
pa = strstr(pa, pb);
}
printf("%s\n", a);
return 0;
}
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