若a的值为3,下列程序段被执行后,c的值是多少if(a>0) if(a>3) c = 2; else c = 3; else c = 4

若a的值为3,下列程序段被执行后,c的值是多少if(a>0) if(a>3) c = 2; else c = 3; else c = 4
若a的值为3,下列程序段被执行后,c的值是多少
if(a>0)
if(a>3)
c = 2;
else c = 3;
else c = 4

若a的值为3,下列程序段被执行后,c的值是多少if(a>0) if(a>3) c = 2; else c = 3; else c = 4
3