diff --git a/test three.cpp b/test three.cpp
new file mode 100644
index 0000000..a3fd296
--- /dev/null
+++ b/test three.cpp	
@@ -0,0 +1,139 @@
+#include<stdio.h>
+int main()
+{
+	int board[9][9];
+	int parallel[9][9]={0};//用于计数，计算每行1-9出现的次数 
+	int vertical[9][9]={0}; //用于计数，计算每列1-9出现的次数 
+	int a[9][9]={0}; //用于计数，计算每块1-9出现的次数 
+	int element,line=0, column=0, block =0;
+	int i,j,k;//用于控制循环 
+	int err01,err02,err12,err11,err21,err22;//记录数据出错的位置 
+	for ( i=0;i<9;i++)
+	{
+		for( j=0;j<9;j++)
+		{
+			scanf("%d",&board[i][j]); 			
+		}
+		
+	}//读取数组
+	printf("The original Sudoku matrix: \n") ;
+	printf("|-----------------------|\n");
+	for(i=0;i<9;i++)
+	{
+		printf("| ");
+		for ( j=0;j<9;j++)
+		{
+			printf("%d ",board[i][j]);
+			if(j==2||j==5)printf("| ");
+			if(j==8) printf("|\n");
+		}
+		if(i==2||i==5||i==8)printf("|-----------------------|\n");		
+	}//输出数组； 
+	
+	for ( i=0;i<9;i++)
+	{
+		for( j=0;j<9;j++)
+		{
+			if(board[i][j]>=1&&board[i][j]<=9)
+			{
+				element=board[i][j];
+				parallel[i][element-1]++;
+			}
+			
+		}
+		
+	}//统计各行各个数字出现的次数 
+	for ( i=0;i<9;i++)
+	{
+		for( j=0;j<9;j++)
+		{
+			if(parallel[i][j]>1)
+			{
+				line=parallel[i][j];
+				err01=j+1;
+				err02=i+1;
+				goto end;
+			}			
+		}
+		
+	}//判断行 
+	for ( i=0;i<9;i++)
+	{
+		for( j=0;j<9;j++)
+		{
+			if(board[i][j]>=1&&board[i][j]<=9)
+			{
+				element=board[i][j];
+				vertical[element-1][j]++;
+			}
+			
+		}
+		
+	}
+	for ( i=0;i<9;i++)
+	{
+		for( j=0;j<9;j++)
+		{
+			if(vertical[i][j]>1)
+			{
+				column=vertical[i][j];
+				err11=j+1;
+				err12=i+1;
+				goto end;
+			}			
+		}
+		
+	}
+	//判断列 
+	for (i=0;i<9;i++)
+	{
+		for(j=0;j<9;j++)
+		{
+			if(board[i][j]>=1&&board[i][j]<=9)
+			{
+				element=board[i][j];
+				k=i/3*3+j/3; 
+				a[k][element-1]++;
+			}
+			
+		}
+	}
+	for ( i=0;i<9;i++)
+	{
+		for( j=0;j<9;j++)
+		{
+			if(a[i][j]>1)
+			{
+				block=a[i][j];
+				err21=i+1;
+				err22=j+1;
+				goto end;
+			}			
+		}
+		
+	}
+	//判断块 
+	end:
+	if(line>1)
+	{
+		printf("False:Invalid initial Sudoku matrix!\n");
+		printf("The number %d in the line %d has been used!",err01,err02);
+	}
+	else if(column>1)
+	{
+		printf("False:Invalid initial Sudoku matrix!\n");
+		printf("The number %d in the column %d has been used!",err12,err11);
+	}	
+	else if(block>1)
+	{
+		printf("False:Invalid initial Sudoku matrix!\n");
+		printf("The number %d in the block %d has been used!",err22,err21);
+	}
+	else
+	{
+			printf("True:Valid initial Sudoku matrix!\n");
+	}
+	
+	return 0;
+	
+}