逆转字符串
#include <stdio.h>
#include <string.h>
char *reverse(char *str)
{
int i, j;
for (i = 0, j = strlen(str) - 1; i < j; ++i, --j) {
char tmp = str[i];
str[i] = str[j];
str[j] = tmp;
}
return str;
}
int main()
{
char str[100];
scanf("%s", str);
reverse(str);
printf("%s", str);
return 0;
}原文:http://chhquan.blog.51cto.com/1346841/1567515