int Matrix::PrintMatrixExist(int** numbers, int columns, int rows)
{
if(numbers == NULL || columns <= 0 || rows <= 0)
return false;
int startX = 0;
int startY = 0;
while(columns > startX * 2 && rows > startY * 2)// 让循环继续的条件
{
PrintMatrixInCircle(numbers, columns, rows, startX, startY);
++startX;
++startY;
}
return true;
}
这个语句中为什么int startx=0; int starty=0;
和++startx; ++starty;
void Matrix::PrintAColumnIncreasingly(int** numbers, int columns, int rows,int x, int firstY, int lastY)
{
for(int i = firstY; i <= lastY; ++i)
{
int number = ((numbers + i) + x);//这条语句的含义?
printf("%d\t", number);
}
}