diff --git a/2023207/main.cpp b/2023207/main.cpp
index c01c473..1d9bc61 100644
--- a/2023207/main.cpp
+++ b/2023207/main.cpp
@@ -31,20 +31,20 @@ int set_content(int row, int column, double val) {
     return 0;
 }
 
-int output() {
-    for (int i = 0; i < p; i++) {
-        for (int j = 0; j < n; j++) {
-            printf("%lf ", get_content(i, j));
-        }
-        printf("\n");
-    }
-    printf("\n");
-    return 0;
-}
+// int output() {
+//     for (int i = 0; i < p; i++) {
+//         for (int j = 0; j < n; j++) {
+//             printf("%lf ", get_content(i, j));
+//         }
+//         printf("\n");
+//     }
+//     printf("\n");
+//     return 0;
+// }
 
 int outputZ() {
     for (int i = 0; i < n; i++) {
-        printf("%lf ", Z[i]);
+        printf("%.4lf ", Z[i]);
     }
     printf("\n");
     return 0;
@@ -140,10 +140,11 @@ int main() {
         // outputZ();
 
         // output
-        for (int j = 0; j < n; j++) {
-            printf("%.4lf ", Z[j]);
-        }
-        printf("\n");
+        // for (int j = 0; j < n; j++) {
+        //     printf("%.4lf ", Z[j]);
+        // }
+        // printf("\n");
+        outputZ();
     }
     return 0;
 }
\ No newline at end of file