Fix erro.

app.py

@@ -47,5 +47,5 @@ if clicked:
 
     final_grade = (grade1*0.05)+(grade2*0.05)+(grade3*0.1)+(grade4*0.1)+(grade5*0.7)
     color = 'red' if final_grade < 73 else 'blue'
-    complement = 'APPROVED' if final_grade < 73 else 'REPROVED'
+    complement = 'REPROVED' if final_grade < 73 else 'APPROVED'
     st.markdown(f"<h3 style='color: {color};'>{complement}.<br />The final grade of student is {final_grade}. It represents a concept of {get_concept(final_grade)}.</h3>", unsafe_allow_html=True)