#include<stdio.h>
int main( ) {
char str[20] = "Today - is - terrible!";
int i;
for (i = 6; i <= 10; i++)
if (str[i] == ‘-‘) str[i – 1] = ‘x‘;
for (i = 12; i >= 0; i--)
if (str[i] == ‘t’) str[i + 1] = ‘e’;
printf("%s\n", str);
return 0;
} 输出：1
