/// <summary>
/// 二维数组中的查找
/// 在一个二维数组中，每一行都按照从左到右递增的顺序排序，每一列都按照从上到下递增的顺序排序。
/// 请完成一个函数，输入这样的一个二维数组和一个整数，判断数组中是否含有该整数。
/// </summary>
/// <param name="array">二维数组</param>
/// <param name="rows">行数</param>
/// <param name="colums">列数</param>
/// <param name="num">目标数字</param>
/// <returns></returns>
public bool FindTheNumber(FindTheNumberRequest request)
{
var result = false;
//从右上角或者左下角开始寻找该数字，逐步缩小查找范围。此处选择右上角
if (request != null && request.Array != null && request.Rows > 0 && request.Colums > 0)
{
int row = 0;
int colum = request.Colums - 1;
while (row < request.Rows && colum >= 0)
{
if (request.Array[row, colum] == request.Num)
{
result = true;
break;
}
if (request.Array[row, colum] > request.Num)
{
colum--;
}
if (request.Array[row, colum] < request.Num)
{
row++;
}
}
}
return(result);
}
public async Task <Response <bool> > FindTheNumber([FromBody] FindTheNumberRequest request)
{
return(await AsyncInitResponse(new ServiceBusiness().FindTheNumber, request));
}
/// <summary>
/// 二维数组中的查找
/// </summary>
/// <param name="array"></param>
/// <param name="rows"></param>
/// <param name="colums"></param>
/// <param name="num"></param>
/// <returns></returns>
public async Task <bool> FindTheNumber(FindTheNumberRequest request)
{
return(new ArrayOfferTest().FindTheNumber(request));
}
