单选题有以下程序#includemain(){ ints,t,A=10; doubleB=6; s=sizeof(A); t=sizeof(B); printf(%d,%d,s,t);}在VC++2010平台上编译运行,程序运行后的输出结果是(  )。A3,4B4,4C4,8D10,6

单选题
有以下程序 #include main() {  int s,t,A=10;  double B=6;  s=sizeof(A);  t=sizeof(B);  printf(%d,%d,s,t); } 在VC++2010平台上编译运行,程序运行后的输出结果是(  )。
A

3,4

B

4,4

C

4,8

D

10,6


参考解析

解析:
sizeof的作用就是返回一个对象或者类型所占的内存字节数。在VC++2010中整型占4个字节,双精度实型占8个字节。答案选择C选项。

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