若int k=8;则执行下列程序后,变量k的正确结果是____#includeint main(){ int k=8; switch(k) { case 9:k+=1; case 10:k+=1; case 11:k+=1;break; default:k+=1; } printf(“%d”,k);}
单选题
若int k=8;则执行下列程序后,变量k的正确结果是____#includeint main(){ int k=8; switch(k) { case 9:k+=1; case 10:k+=1; case 11:k+=1;break; default:k+=1; } printf(“%d”,k);}