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Recent Problems

IDDescription / TitleSolved By
680Yarra Gnisrever
28
679Freefarea
259
678Fermat-like Equations
125
677Coloured Graphs
90
676Matching Digit Sums
149
675$2^{\omega(n)}$
370
674Solving $\mathcal{I}$-equations
119
673Beds and Desks
182
672One more one
172
671Colouring a Loop
99