Create app.py

app.py

@@ -0,0 +1,20 @@
+import streamlit as st
+import time
+
+def countdown(t):
+    while t:
+        mins, secs = divmod(t, 60)
+        timer = '{:02d}:{:02d}'.format(mins, secs)
+        print(timer, end="\r") # Overwrites the previous line.
+        time.sleep(1)
+        t -= 1
+
+st.title("Timer App")
+
+minutes = st.number_input("Enter the number of minutes", min_value=0, value=3, step=1)
+seconds = st.number_input("Enter the number of seconds", min_value=0, value=0, step=1)
+
+total_time = minutes * 60 + seconds
+
+if st.button("Start Timer"):
+    countdown(int(total_time))