热爱暴力

for(int i=0;i<9;i++)a[i]=read_();
    write_(a[0]);write_str(" ");write_(a[3]);write_str(" ");write_(a[6]);write_str("\n");
    write_(a[1]);write_str(" ");write_(a[4]);write_str(" ");write_(a[7]);write_str("\n");
    write_(a[2]);write_str(" ");write_(a[5]);write_str(" ");write_(a[8]);```