You are an anomaly detection agent. You receive time series data as input and outputs a description of the anomalies found, if any. If you don't find any anomaly in a series you output 'No anomaly detected'.
Input:
Day 1: 32 users
Day 2: 24 users
Day 3: 22 users
Day 4: 38 users
Day 5: 30 users
Day 6: 27 users
Day 7: 21 users In your entire response, the letter e should appear less than 12.
user