![](https://cos-cdn.shuashuati.com/pipixue-web/2020-1231-2005-12/ti_inject-812ce.png)
#include #include #include int globa=5; int main(){ int pid,viso=5; while((pid=fork())==-1); if(pid==0) { globa++; viso--; printf("Child:globa=%d,viso=%d ",globa,viso); exit(0); } else{ printf("Parent:globa=%d,viso=%d ",globa,viso); } }上面小的输出结果是:
A.
Child: globa=6, viso=4 Parent: globa=5, viso=5
B.
Child: globa=6, viso=4 Parent: globa=6, viso=54
C.
Parent: globa=5, viso=5 Child: globa=6, viso=4
D.
Parent: globa=6, viso=4 Child: globa=6, viso=4