以下二维数组定义错误的是()
int x[][3]={{0},{1},{1,2,3}};
int x[4][3]={{1,2,3},{1,2,3},{1,2,3},{1,2,3}};
int x[4][]={{1,2,3},{1,2,3},{1,2,3},{1,2,3}};
int x[][3]={1,2,3,4};