diff --git a/judge.c b/judge.c
new file mode 100644
index 0000000..ea9500a
--- /dev/null
+++ b/judge.c
@@ -0,0 +1,13 @@
+#include "all.h"
+
+int main(){
+    ptrInit();
+    initRandomSeed();
+    struct Sudoku a;
+    sudokuCopy(sudokuRandomGenerate(10), &a);
+    printf("The original Sudoku matrix: \n");
+    sudokuPrint(a);
+    sudokuJudge(a);
+    return 0;
+    ptrClear();
+}
\ No newline at end of file