下面这段代码的输出是多少?
#define PRINT_SIZEOF(a) printf("sizeof("#a##") = %u\n", (unsigned int)sizeof(a))
int pnData1[3][5];
PRINT_SIZEOF(pnData1);
PRINT_SIZEOF(pnData1 + 0);
PRINT_SIZEOF(pnData1[1]);
PRINT_SIZEOF(pnData1[1] + 0);
PRINT_SIZEOF(*pnData1);
int *pnData2 = new int[6];
PRINT_SIZEOF(pnData2);