若运行时给变量×输入12,则以下程序的运行结果是()main() {intx,y;scanf("%d",&x);y=x>12?x+10:x-12;printf("8d\n",y);}
A. 0
B. 22
C. 12
D. 10
如下程序的输出结果是()。main() {int x=1,a=0,b=0;switch(x) {case 0:b++;case1:a++;case2:a++;b++ ;}printf("a=%d,b=%d\n",a,b);}
A. a=2,b=1
B. a=1,b=1
C. a=1,b=0
D. a=2,b=2