Rian Silaen
@rianhasiando
Indonesia, Jakarta
Institution: Sekolah Tinggi Teknik PLN
Interested in math, competitive programming, though i am a beginner haha.
History of submissions(plaintext version)
Indonesia, Jakarta
Institution: Sekolah Tinggi Teknik PLN
Interested in math, competitive programming, though i am a beginner haha.
History of submissions