Vivek and Number pairs

CodeChefOpen on judge ↗

Shubham and Vivek are best friends. Vivek used to give Shubham many problems. Now,it is Shubham's turn. He gave him N numbers where every numbers occured twice except one number which is occured only once. He wants Vivek to find the number which does not have any pair i.e. the number which occured exactly once. Input - "The first line of the input contains an integer T denoting the number of t

HINT LADDERno hints yet

L1 Observation

L2 Technique

L3 Approach

L4 Pseudo-code

🔒

L5 Full solution

L5 unlocks only if you insist twice

solution.cppC++17

CodeSearch Tutor

Hints, not spoilers — it won’t hand over the full solution unless you insist.

voice by Sarvam AI