Mobile phone is a kind of VR equipment.(Video 3)
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以下对二维整形数组a进行正确初始化的语句是( )
A. int a[2][]={{1,0,1},{5,2,3}};
B. int a[][3]={{1,2,3},{4,5,6}};
C. int a[2][3]={{1,2,3},{4,5},{6}};
D. int a[2][3]={{1,0,1},{},{1,1}};
下面程序的运行结果是( )#include void main(){ int a[6][6],i,j;for (i=1;i<6;i++)for (j=1;j<6;j++)a[i][j]=(i/j)*(j/i);for (i=1;i<6;i++){ for (j=1;j<6;j++)printf("%2d",a[i][j]);printf("\n");}}
A. 0 0 0 0 10 0 0 1 00 0 1 0 00 1 0 0 01 0 0 0 0
B. 1 0 0 0 00 1 0 0 00 0 1 0 00 0 0 1 00 0 0 0 1
C. 0 0 0 0 00 0 0 0 00 0 1 0 00 0 0 0 00 0 0 0 0
D. 0 0 1 0 00 0 1 0 00 0 1 0 00 0 1 0 00 0 1 0 0
若有定义:double x[3][5];则x数组中列下标的上限为________。
若有定义:int a[3][4]={{1,2},{0},{4,10}};则a[2][0]得到的初值是_______。