<{p}>若int k=8;则执行下列程序后,变量k的正确结果是 <{br/}>int k=8; <{br/}>switch(k) {<{br/}> case 9:k+=1; <{br/}> case 10:k+=1; <{br/}> case 11:k+=1;break; <{br/}> default:k+=1;<{br/}>} <{br/}>printf("%d ",k);<{br/}><{/p}>