单项选择题 以下程序的输出结果是______。 #inlude<stdio.h> main() { int a=2,b=5; printf('a=%%d,b=%%d/n',a,b); }A.a=2,b=5B.a=%2,b=%5C.a=%%d,b=%%dD.a=%d,b=%d
单项选择题 Of the three policy tools that the Fed can use to change the money supply, the one that does not affect the monetary base is A. open market operations. B. changes in the discount rate. C. changes in the federal funds rate. D. reserve requirements.
单项选择题 .在javascript中,执行下列代码后输出的结果是(): if(function(){}){ console.log(1); }else{ console.log(2); } A. 2 B. 1 C. 什么也不输出 D. 报错