Update app.py

app.py

@@ -42,8 +42,8 @@ st.write("---")
 radio_bar = st.sidebar.radio(options=[description1, description2, description3, description4, description5, description6, description7, description8, description9], label="Select any one:")
 if radio_bar == description1:
     st.markdown("<h6 style='text-align:center; font-size:16px;'>"+description1+"</h6>", unsafe_allow_html=True)
-    first_num = st.number_input(label="Enter First Number",value=0)
-    second_num = st.number_input(label="Enter Second Number",value=0)
+    first_num = st.number_input(label="Enter First Number:",value=0)
+    second_num = st.number_input(label="Enter Second Number:",value=0)
     all_data = st.button("Calculate result")
     if all_data:
         result = sum_of_two(first_num,second_num)
@@ -51,7 +51,7 @@ if radio_bar == description1:
 
 if radio_bar == description2 :
     st.markdown("<h6 style='text-align:center; font-size:16px;'>"+description2+"</h6>", unsafe_allow_html=True)
-    first_num = st.number_input(label="Enter Starting Number",value=0)
+    first_num = st.number_input(label="Enter Starting Number:",value=0)
     all_data = st.button("Show result")
     if all_data:
         result = start_iteration(first_num)
@@ -59,7 +59,7 @@ if radio_bar == description2 :
 
 if radio_bar == description3 :
     st.markdown("<h6 style='text-align:center; font-size:16px;'>"+description3+"</h6>", unsafe_allow_html=True)
-    str1 = st.text_input(label="Enter the string",value=0)
+    str1 = st.text_input(label="Enter the string:",value="")
     all_data = st.button("Show result")
     if all_data:
         result = even_index(str1)