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- Balanced Subarrays2495CodeChef
- Balanced Suffix2447CodeChef
- Balanced Tree2200Codeforcesdfs and similardpgraphsgreedy
- Ball Sorting2100Codeforcesdata structuresdpsortings
- Bamboo Partition2300Codeforcesbrute forcedata structuresimplementationmath
- Banana String2558CodeChef
- Bananas in a Microwave2200Codeforcesdfs and similardpgraphsimplementation
- Banquet Preparations 12200Codeforcesgreedy
- Banquet Preparations 22200Codeforcesgreedysortingstwo pointers
- Barrels and boxes2300Codeforcesbrute forcecombinatoricsmathnumber theory
- Bath Queue2200Codeforcescombinatoricsdpprobabilities
- Batteries Needed!2468CodeChef
- Battlefield2200Codeforcesgeometrygraphsimplementationshortest paths
- Battleship2100Codeforces*specialdfs and similarimplementation
- Baudelaire (easy version)2200Codeforcesbinary searchconstructive algorithmsdivide and conquergreedy
- Bear and Bribing Tree2541CodeChef
- Bear and Digit Virus2542CodeChef
- Bear and Drawing2300Codeforcesconstructive algorithmsdfs and similartrees
- Bear and Floodlight2200Codeforcesbitmasksdpgeometry
- Bear and Polynomials2200Codeforceshashingimplementationmath
- Bear and Random Grid2420CodeChef
- Bear and Three Colours2518CodeChef
- Bear and Tower of Cubes2200Codeforcesbinary searchdpgreedy
- Bear and Tree Jumps2100Codeforcesdfs and similardptrees
- Bear in the Field2300Codeforcesmathmatrices
- Beard Graph2100Codeforcesdata structuresdsutrees
- Bears and Bees2415CodeChef
- Beautiful Function2200Codeforcesconstructive algorithmsmath
- Beautiful Intervals2100Codeforcesconstructive algorithmsgreedy
- Beautiful Mirrors2100Codeforcesdata structuresdpmathprobabilities
- Beautiful Pairs of Numbers2300Codeforcescombinatoricsdp
- Beautiful Rectangle2300Codeforcesbrute forcecombinatoricsconstructive algorithmsdata structures
- Beautiful Road2300Codeforcesdfs and similardpdsugraphs
- Beautiful Set2300Codeforcesbrute forcenumber theory
- Beautiful Subarrays2100Codeforcesdata structuresdivide and conquerstringstrees
- Beautiful Subsequence2472CodeChef
- Beautiful Tree2200Codeforcesconstructive algorithmsmathprobabilitiestrees
- Beavermuncher-0xFF2100Codeforcesdfs and similardpdsugreedy
- Below the Diagonal2100Codeforcesconstructive algorithmsgreedymath
- Berland Beauty2100Codeforcesconstructive algorithmsdfs and similargreedysortings
- Berland Elections2100Codeforcesgreedysortings
- Berland Federalization2200Codeforcesdptrees
- Berland Square2300Codeforcesimplementationmath
- Berland and the Shortest Paths2100Codeforcesbrute forcedfs and similargraphsshortest paths
- Berland collider2300Codeforcesbinary search
- Best Buggy Ratings2450CodeChef
- Best Pair2100Codeforcesbinary searchbrute forceimplementation
- Better call Saul!2484CodeChef
- Between2200Codeforcesconstructive algorithmsdfs and similargraphsgreedy
- BiCo Gaming Grid2441CodeChef
- Biathlon Track2300Codeforcesbinary searchbrute forceconstructive algorithmsdata structures
- Big Number and Remainder2300Codeforces*specialmathnumber theory
- Big Secret2200Codeforcesconstructive algorithmsmath
- Big Wins! (easy version)2200Codeforcesbinary searchdata structuresdpdsu
- BinCoin2200Codeforcesbinary searchdivide and conquerhashingimplementation
- Binary Flipping (Hard)2473CodeChef
- Binary Median2100Codeforcesbinary searchbitmasksbrute forceconstructive algorithms
- Binary Spiders2300Codeforcesbitmasksdata structuresimplementationmath
- Binary Strings2573CodeChef
- Binary Strings and Blocks2100Codeforcescombinatoricsdata structuresdp