main（){ int a[6]＝{10,20,30,40,50,60},i;invert（a,0,5);for（i=0;i＜6;i++) printf（“%d,”,a

main()

{ int a[6]＝{10,20,30,40,50,60},i;

invert(a,0,5);

for(i=0;i＜6;i++) printf(“%d,”,a[i]);

printf(“\n”);

}

invert(int s[ ],int i,int j)

{ int t;

if(i＜J)

{ invert(s,i+1j-1);

t=s[i];s[i]=s[j];s[j]=t;

}

}