有如下程序#include main( ){int x = 072;printf("X=%d.\n", x+1);}程序运行后的输出结果是( )
A. X=59.
B. X=115
C. X=73
D. X=72.
以下程序段中的变量已定义为int类型sum = pad = 5; pAd = sum++, pAd++, ++pAd;printf( "%d\n", pad );程序段的输出结果是( )
A. 5
B. 6
C. 4
D. 程序出错
If you are _______ with travel dates, you may get cheaper flight tickets.
A. flexible
B. inflexible
C. prepared
D. unprepared