Dsa
Arrays
Warm-up
Sum of Unique Elements
Create a program that takes a list of integers from input, and calculates the sum of all unique integers (numbers that appear only once). Each integer is provided on a new line. Example input: '1
2
2
3
4' --> Output: 5 (1 + 3 + 4 = 8)
Key concepts
arraysuniquenesssummation
Practise this out loud — free
Start a mock interview on THIS exact question — a voice AI interviewer opens with it, pushes back like a real onsite, then hands you an instant scorecard.
🎙 Practise this question now