mofang.cpp

一个魔方图的程序,希望大家给予支持!

//This program is to create a matrix named "Mo Fang"
//The sum of the data which is in one colum,row,diagonal of the matrix is same
//Author : QiuChu
//Date	 : 04-09-20

#include <iostream.h>

void main()
{
	int dimension;  //The dimension of the matrix

	//Let user to enter the dimension of the mofang matrix
	cout<<"please enter the dimension :"<<endl;
	cin>>dimension;

	//Computing the max number of the matrix
	int max = dimension * dimension;
	//int matrix[100];
	int *matrix = new int[max];	//动态地创建数组，大小为max
	
	int row = 0;				//The row of the number in the matrix
	int col = 0;				//The column of the number in the matrix

	//Create the mofang matrix
	for(int num = 1 ; num <= max ; num ++)
	{
		//Computing the row and col of the target number				
		if(num % dimension == 1)
		{
			if(num == 1) 
			{
				row = 0;			
				col = dimension / 2;
			}
			else
				row ++;
		}
		else 
		{
			row --;
			col ++;
		}
		
		if(row == -1)
			row = dimension - 1;

		if(col == dimension)
			col = 0;		
		

		//Set the number into the matrix with the corresponding row and column
		int offset = row * dimension + col;
		matrix[offset] = num;
		
	}

	//Output the matrix
	for(int i = 0 ; i < dimension ; i ++)
	{
		for(int j = 0 ; j < dimension ; j ++)
		{
			cout<<matrix[i * dimension + j]<<"\t";
		}
		
		//New row
		cout<<endl;
	}

	delete[] matrix;	//释放内存

}