diff --git a/数独矩阵第一关.c b/数独矩阵第一关.c
new file mode 100644
index 0000000..daf2c17
--- /dev/null
+++ b/数独矩阵第一关.c
@@ -0,0 +1,40 @@
+#include<stdio.h>
+
+void print(int a[9][9]) {
+	printf("|-----------------------|\n");
+    int i,j;
+	for(i=0;i<9;i++){
+		printf("| ");
+		for(j=0;j<9;j++){
+			printf("%d ",a[i][j]);
+			if(j==2||j==5) printf("| ");
+			if(j==8) printf("|\n");
+		}
+		if(i==2||i==5) {
+			int x=22;
+			printf("|");
+			while(x>=0) {
+				printf("-");
+				x--;
+			}
+			printf("|\n");
+		}
+	}
+	printf("|-----------------------|\n");
+}
+
+int main (){
+	int a[9][9] = {
+	{5,3,4,6,7,8,9,1,2},
+	{6,7,2,1,9,5,3,4,8},
+	{1,9,8,3,4,2,5,6,7},
+	{8,5,9,7,6,1,4,2,3},
+	{4,2,6,8,5,3,7,9,1},
+	{7,1,3,9,2,4,8,5,6},
+	{9,6,1,5,3,7,2,8,4},
+	{2,8,7,4,1,9,6,3,5},
+	{3,4,5,2,8,6,1,7,9}
+	};
+	print(a);
+	return 0;
+}