# Problems from The Tough Winter Spar, 2019

These problems are from a contest organized by Furqan Software on December 25, 2019 at 12:00 PM UTC See details...

 A. Siraj Raval and His DatasetSiraj has a dataset consisting of \$N\$ 2D cartesian points. Siraj wants to find out a straight line o... Moderate 26/61/148 B. Random GraphsThis problem is very easy. There's a graph of \$N\$ nodes. Each edge \$u-v\$ (\$u >= v ; u = v\$ is possib... Moderate 13/15/48 C. N-Ta-Gon Has a ProblemN-ta-gon is a regular convex polygon shaped stadium where the polygon has N arms. Recently an alien ... D. Isomorphic GraphYou are given two connected graphs \$G_1\$ and \$G_2\$. Both of the graphs have \$N\$ vertices and \$N\$ num... E. Rotation DilemmaAkash has two favorite convex polygons A and B. But one of his new year resolution for 2020 is to ha... Moderate 10/12/43 F. Milad's Lost TreeMilad likes trees so much. He has a rooted tree with \$n\$ vertices each of which has some non-negativ... Moderate 42/49/139 G. Christmas GiftsIt's Christmas time! It's the time when Santa brings gift for the children. This year Santa has \$K\$ ... Very Hard 12/12/35 H. Levi SquadTitans have breached Wall Maria! Since Erwin is in the capital, Levi quickly gathered his squad of \$... Moderate 10/13/44 I. Wavio PalindromePalindrome is a string which reads the same from both right to left and left to right. Formally, a s... Very Hard 32/37/180 J. Freezing TreesWe heard you like trees. But this problem has no relation to trees being frozen. :D You are given a ... Moderate 18/22/132

### Practice Contest

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