【单选题】程序代码如下: #include int main() { int a,b; printf ( "please input a and b:\n" ); scanf ( "%d%d" ,&a,&b); printf ( "the output data is %d\n" ,a 7 则程序输出为
【单选题】程序代码如下: #include int main() { int a,b; printf("please input a and b:\n"); scanf("%d%d",&a,&b); printf("the output data is%d\n",a return 0; } 从键盘输入以下数据: 2 7 则程序输出为