Jinhong_Homework/3rd.cpp

#include<stdio.h>

//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD>㶨<EFBFBD><E3B6A8> 
int main()
{
	int board0[9][9] = {{5, 3, 0, 0, 7, 0, 0, 0, 0},
						{6, 0, 0, 1, 9, 5, 0, 0, 0},
						{0, 9, 8, 0, 0, 0, 0, 6, 0},
						{8, 0, 0, 0, 6, 0, 0, 0, 3},
						{4, 0, 0, 8, 0, 3, 0, 0, 1},
						{7, 0, 0, 0, 2, 0, 0, 0, 6},
						{0, 6, 0, 0, 0, 0, 2, 8, 0},
						{0, 0, 0, 4, 1, 9, 0, 0, 5},
						{0, 0, 0, 0, 8, 0, 0, 7, 9}};
						
	int board1[9][9] = {{8, 3, 0, 0, 7, 0, 0, 0, 0},
						{6, 0, 0, 1, 9, 5, 0, 0, 0},
						{0, 9, 8, 0, 0, 0, 0, 6, 0},
						{8, 0, 0, 0, 6, 0, 0, 0, 3},
						{4, 0, 0, 8, 0, 3, 0, 0, 1},
						{7, 0, 0, 0, 2, 0, 0, 0, 6},
						{0, 6, 0, 0, 0, 0, 2, 8, 0},
						{0, 0, 0, 4, 1, 9, 0, 0, 5},
						{0, 0, 0, 0, 8, 0, 0, 7, 9}};
	void Judge(int a[9][9]);
	Judge(board0);
	Judge(board1);
}

void Judge(int a[9][9])
{
	//Step1:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>жϵľ<CFB5><C4BE><EFBFBD> 
	printf("The original Sudoku matrix:\n")	 ;
	for(int i=0;i<9;i++)
	{
		printf("|");//ÿһ<C3BF>е<EFBFBD><D0B5><EFBFBD>|<7C><>ʼ 
		for(int j=0;j<9;j++)
		{
			printf("%d",a[i][j]);
			if((j+1)%3==0)
			{
				printf("|");//<2F><><EFBFBD><EFBFBD>3*3 
				if(j==8)
				{
					printf("\n");
				 } 
			}
		}
		if((i+1)%3==0&&i!=8)
		{
			printf("|----<2D>ָ<EFBFBD>---|\n");
		}//ÿ<><C3BF><EFBFBD>оͻ<D0BE>һ<EFBFBD><D2BB>
		
	}
	
	//Step2<70><32><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD>㶨<EFBFBD><E3B6A8><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD> 
	int judge=0;//judge<67><65>Ϊ<EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD>㶨<EFBFBD><E3B6A8><EFBFBD>ı<EFBFBD>׼<EFBFBD><D7BC>Ϊ0<CEAA><30>ʾ<EFBFBD><CABE><EFBFBD><EFBFBD> 
	//Step2-1<><31><EFBFBD>Ƿ<EFBFBD>ÿһ<C3BF>в<EFBFBD><D0B2><EFBFBD><EFBFBD>ֶ<EFBFBD><D6B6><EFBFBD>ͬһ<CDAC><D2BB><EFBFBD><EFBFBD> 
	for(int i=0;i<9;i++)
	{
		int times[9]={0};
		for(int j=0;j<9;j++)//ͳ<>Ƶ<EFBFBD>i<EFBFBD><69>ÿ<EFBFBD><C3BF><EFBFBD><EFBFBD><EFBFBD>ֵij<D6B5><C4B3>ִ<EFBFBD><D6B4><EFBFBD> 
		{
			if(a[i][j]>=1)times[a[i][j]-1]++;
		}
		
		for(int j=0;j<9;j++)
		{
			if(times[j]>1)
			{
				judge=1;
				printf("False:Invalid initial Sudoku matrix!\n");
				printf("The number %d in the row %d has been used!\n",j+1,i+1);
				break;
			}
		}		
		if(judge){break;}			
	}
	
	//Step2-2<><32><EFBFBD>ж<EFBFBD><D0B6>Ƿ<EFBFBD>ÿһ<C3BF>в<EFBFBD><D0B2><EFBFBD><EFBFBD>ֶ<EFBFBD><D6B6><EFBFBD>ͬһ<CDAC><D2BB><EFBFBD><EFBFBD>
	if(judge==0)
	{
		for(int j=0;j<9;j++)
		{
			int times[9]={0};
			for(int i=0;i<9;i++)//ͳ<>Ƶ<EFBFBD>j<EFBFBD><6A>ÿ<EFBFBD><C3BF><EFBFBD><EFBFBD><EFBFBD>ֵij<D6B5><C4B3>ִ<EFBFBD><D6B4><EFBFBD> 
			{
				if(a[i][j]>=1)times[a[i][j]-1]++;
			}
			
			for(int i=0;i<9;i++)
			{
				if(times[i]>1)
				{
					judge=1;
					printf("False:Invalid initial Sudoku matrix!\n");
					printf("The number %d in the col %d has been used!\n",i+1,j+1);
					break;
				}
			}
			if(judge){break;}
		}
	}
	//Step2-3<><33>ÿһ<C3BF><D2BB><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD>ֶ<EFBFBD><D6B6><EFBFBD>ͬһ<CDAC><D2BB><EFBFBD><EFBFBD>
	if(judge==0)
	{
		for(int i=0;i<3;i++)
		{
			for(int j=0;j<3;j++)
			{
				int times[9]={0};
				for(int m=3*i;m<=3*i+2;m++)
				{
					for(int n=3*j;n<=3*j+2;n++)
					{
						if(a[m][n]>=1)times[a[m][n]-1]++;
					}
				}
				
				for(int i=0;i<9;i++)
				{
					if(times[i]>1)
					{
						judge=1;
						printf("False:Invalid initial Sudoku matrix!\n");
						printf("The number %d in the block %d has been used!\n",i+1,i+j+1);
						break;
					}
				}				
				if(judge){break;}
			}
			if(judge){break;}
		}	
	}
	
	if(judge==0){printf("True:Valid initial Sudoku matrix!\n")	;}
	
	return; 
}