i_pointer 定义 2000 int i, *i pointer, PoiNter int j, * j_pointer 2100 pointer 赋值 2000 2000 i_pointer=&i J_pointer 2100 pointer=&ji 2100定义 int i,*i_pointer; int j,*j_pointer; 赋值 i_pointer=&i; j_pointer=&j; i_pointer i 2000 2000 j_pointer j 2100 2100 i_pointer i 2000 j_pointer j 2100