正在阅读：高质量C++编程点滴(二)高质量C++编程点滴(二)

              if ( i == j )

              {

                     aMatrix[ i * 4 + j ] = 1;

              }

              else

              {

                     aMatrix [ i * 4 + j ] = 0;

              }

       }

}

for( int i = 0; i < 4; i++ )

{

       for ( int j = 0; j < 4; j++ )

       {

              aMatrix[ j * 4 + i ] = i * 4 + j;

       }

}