// find the problem described two-digit groups
// in a two-dimensional array (the same as the length of each one-dimensional array), each row from left to right in order of ascending sort, each column from top to bottom in accordance with increasing order.
// a complete function, enter such a two-dimensional array and an integer, it is determined whether the array contains the integer.
FindNum BOOL (int target, Vector <Vector <int>> vect)
{
int = iRow vect.size ();
int iCol = vect [0] .size ();
// start traversing from the top left
int i = 0, j iCol = -. 1;
the while (I <= iRow -. 1 && J> = 0) // array can not be guaranteed bounds
{
IF (vect [I] [J]> target)
{
J,;
}
the else IF (vect [I ] [J] <target)
{
I ++;
}
the else
{
return to true;
}
}
return false;
}
int DoubleArrayTest()
{
//7, [[1, 2, 8, 9], [2, 4, 9, 12], [4, 7, 10, 13], [6, 8, 11, 15]]
int aiData[4][4] = {{1, 2, 8, 9}, {2, 4, 9, 12}, {4, 7, 10, 13}, {6, 8, 11, 15}};
vector<vector<int>> res;
cout << "初始化二位数组: " << endl;
for (int i = 0; i < 4; i++)
{
vector<int> vect;
for (int j = 0; j < 4; j++)
{
vect.push_back(aiData[i][j]);
}
res.push_back(vect);
TraversalArray(res[i]);
}
if (FindNum(7, res))
{
cout << "true" << endl;
}
else
{
cout << "false" << endl;
}
return 0;
}