#include main() { int a[]={2,3,5,4},i;for(i=0;i<4;i++) switch(i%2) {case 0:switch(a[i]%2) {case 0:a[i]++;break; case 1:a[i]--; } break;case 1:a[i]=0;} for(i=0;i<4;i++) printf("%d ",a[i]);printf("\n");} 程序运行后的输出结果是()。
A. 0 3 0 4
B. 2 0 5 0
C. 3 3 4 4
D. 3 0 4 0
若有以下说明:int a[12]={1,2,3,4,5,6,7,8,9,10,11,12};char c='a',d,g;则值为4的表达式是( )
A. a[g-c]
B. a[4]
C. a['d'-'c']
D. a['d'-c]