Shalyam

Practice & compete

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Solve algorithmic challenges, join timed contests, and climb the global XP leaderboard on Shalyam.

1,166

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+50% XP today

Triangular Number Check · Easy

Algorithmic challenges from Easy to Expert with instant judge feedback.

Timed competitions with live standings and rating updates.

Earn XP, keep streaks alive, and compare progress globally.

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1 problem

#	Problem	Topic	Difficulty	XP	Acceptance	Actions
1	Two Sum two-sum		Easy	10	67%	View Solve

#1 Two Sum

Easy 67% accepted

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