Solution Class Reference

Public Member Functions
vector< vector< int > >	generateMatrix (int n)

Detailed Description

Definition at line 5 of file main.cpp.

Member Function Documentation

generateMatrix()

vector< vector< int > > Solution::generateMatrix ( int  n )

inline

Definition at line 8 of file main.cpp.

    {
        vector<vector<int>> matrix(n, vector<int>(n));
 
        int left = 0, right = n - 1, top = 0, bottom = n - 1;
        int num = 1;
        while (left <= right && top <= bottom)
        {
            for (int j = left; j <= right; ++j)
                matrix[top][j] = num++;
            ++top;
 
            for (int i = top; i <= bottom; ++i)
                matrix[i][right] = num++;
            --right;
 
            if (top <= bottom)
            {
                for (int j = right; j >= left; --j)
                    matrix[bottom][j] = num++;
                --bottom;
            }
 
            if (left <= right)
            {
                for (int i = bottom; i >= top; --i)
                    matrix[i][left] = num++;
                ++left;
            }
        }
        return matrix;
    }

Referenced by main().

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The documentation for this class was generated from the following file:

• main.cpp