題組內容
四、如下列程式所示:
void swap (int i, int j) {
int temp;
temp = i;
i = j ;
j = temp ;
}
void main ( ) {
int val, arrist[5] = {4, 6, 3, 1, 2};
swap (val, arrlist[0]);
swap (arrlist[0], arrlist[1]);
swap (val, arrlist[val]);
}