OverviewSolved · 41Liked problems · 65Achievements / 3BioNo bio yet.ProblemsA delicious example of cross-multiplicationPosted on August 21, 2026Canoeing during heat wavePosted on August 16, 2026The shrews are renovatingPosted on August 14, 2026The agony of group giftsPosted on August 10, 2026On camels and dromedariesPosted on August 3, 2026Solutions written · 0No public solutions written yet.Concepts written · 2ContinuitéFRCreated on August 30, 2026Cross-multiplicationCreated on August 21, 2026