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- Vasya and Cornfield1100Codeforcesgeometry
- Vasya and Digital Root1100Codeforcesconstructive algorithmsimplementation
- Vasya and Public Transport1100Codeforcesgreedyimplementation
- Vasya and the Bus1100Codeforcesgreedymath
- Vedant and his Hidden Array1448CodeChef
- Verse Pattern1200Codeforcesimplementationstrings
- Very Different Array1100Codeforcesdata structuresgreedysortingstwo pointers
- Vessels, Heights and Two Versions (Easy Version)1200Codeforcesdfs and similardsugreedyimplementation
- Vicious Keyboard1100Codeforcesbrute force
- Vicious Labyrinth1100Codeforcesconstructive algorithmsgraphsgreedyimplementation
- Video Posts1100Codeforcesimplementation
- Vika and the Bridge1200Codeforcesbinary searchdata structuresgreedyimplementation
- Virus1200Codeforcesgreedyimplementationsortings
- Visiting a Friend1100Codeforcesgreedyimplementation
- Vitaliy and Pie1100Codeforcesgreedyhashingstrings
- Vitamins1200Codeforcesbitmasksbrute forcedpimplementation
- Vitya in the Countryside1100Codeforcesimplementation
- Vlad and a Sum of Sum of Digits1200Codeforcesdpimplementation
- Vladik and Complicated Book1200Codeforcesimplementationsortings
- Vladik and flights1200Codeforcesconstructive algorithmsgreedyimplementation
- Vova and Train1100Codeforcesmath
- Walking in the Rain1100Codeforcesbrute forceimplementation
- War of the Corporations1200Codeforcesconstructive algorithmsgreedystrings
- Warrior Chef1433CodeChef
- Weight of the System of Nested Segments1200Codeforcesgreedyhashingimplementationsortings
- Weird Palindrome Making1486CodeChef
- Weird Rounding1100Codeforcesbrute forcegreedy
- Weird Subtraction Process1100Codeforcesmathnumber theory
- WeirdSort1200Codeforcesdfs and similarsortings
- What is for dinner?1200Codeforcesgreedyimplementation
- When to take medicine1522CodeChef
- White Wall1475CodeChef
- Who dares to be a millionaire1497CodeChef
- Whose sentence is it?1100Codeforcesimplementationstrings
- Wilbur and Array1100Codeforcesgreedyimplementation
- Wilbur and Swimming Pool1100Codeforcesgeometryimplementation
- William the Vigilant1100Codeforcesimplementationstrings
- Winnie-the-Pooh and honey1100Codeforcesimplementationmath
- Wonderful Gloves1100Codeforcesgreedymathsortings
- World Cup1200Codeforcesconstructive algorithmsimplementation
- Worms1200Codeforcesbinary searchimplementation
- Worms Evolution1200Codeforcesimplementation
- Wrath1200Codeforcesgreedyimplementationtwo pointers
- Wrong Addition1200Codeforcesimplementation
- XOR Equal Subtract1570CodeChef
- XOR N-bonacci Sequence1552CodeChef
- XOR Palindromes1100Codeforcesbitmasksconstructive algorithmsstrings
- XOR Smaller1488CodeChef
- XOR Specia-LIS-t1100Codeforces
- XOR and Triangle1100Codeforcesbitmasksbrute forcegeometrygreedy
- XXXXX1200Codeforcesbrute forcedata structuresnumber theorytwo pointers
- Xenia and Divisors1200Codeforcesgreedyimplementation
- Xor Equality1405CodeChef
- Xor Permutation1483CodeChef
- Xorry 11472CodeChef
- XxOoRr1551CodeChef
- Yarik and Array1100Codeforcesdpgreedytwo pointers
- Yaroslav and Permutations1100Codeforcesgreedymath
- Yet Another Array Restoration1200Codeforcesbrute forcemathnumber theory
- Yet Another Broken Keyboard1200Codeforcescombinatoricsdpimplementation