CodeForces Questions Solution
1901. 938D - Buy a Ticket
781902. 338E - Optimize
781903. 1213G - Path Queries
781904. 1552C - Maximize the Intersections
781905. 915E - Physical Education Lessons
781906. 1674E - Breaking the Wall
781907. 1779G - The Game of the Century
781908. 1527D - MEX Tree
781909. 376B - IOU
781910. 1342E - Placing Rooks
781911. 840A - Leha and Function
781912. 1944C - MEX Game 1
781913. 1635D - Infinite Set
781914. 814B - An express train to reveries
781915. 1535E - Gold Transfer
781916. 1417D - Make Them Equal
781917. 1656D - K-good
781918. 1183E - Subsequences (easy version)
781919. 964C - Alternating Sum
781920. 732C - Sanatorium
781921. 1228E - Another Filling the Grid
781922. 1433B - Yet Another Bookshelf
781923. 1476D - Journey
781924. 1466F - Euclid's nightmare
781925. 1530H - Turing's Award
781926. 1921G - Mischievous Shooter
781927. 645D - Robot Rapping Results Report
781928. 1062C - Banh-mi
781929. 1250H - Happy Birthday
781930. 1281B - Azamon Web Services
781931. 804B - Minimum number of steps
781932. 33B - String Problem
781933. 991A - If at first you don't succeed
781934. 811C - Vladik and Memorable Trip
781935. 1013A - Piles With Stones
781936. 1762D - GCD Queries
781937. 615C - Running Track
781938. 142B - Help General
781939. 1304C - Air Conditioner
781940. 1285D - Dr Evil Underscores
781941. 1746C - Permutation Operations
781942. 1990A - Submission Bait
781943. 1968F - Equal XOR Segments
781944. 1801A - The Very Beautiful Blanket
781945. 994C - Two Squares
781946. 1784D - Wooden Spoon
781947. 869C - The Intriguing Obsession
791948. 1181D - Irrigation
791949. 1195E - OpenStreetMap
791950. 1503B - 3-Coloring
791951. 475D - CGCDSSQ
791952. 1957B - A BIT of a Construction
791953. 1101B - Accordion
791954. 1627B - Not Sitting
791955. 731E - Funny Game
791956. 1665E - MinimizOR
791957. 200A - Cinema
791958. 757F - Team Rocket Rises Again
791959. 1392F - Omkar and Landslide
791960. 1081E - Missing Numbers
791961. 1500B - Two chandeliers
791962. 1613E - Crazy Robot
791963. 1842G - Tenzing and Random Operations
791964. 731F - Video Cards
791965. 268E - Playlist
791966. 1428A - Box is Pull
791967. 143B - Help Kingdom of Far Far Away 2
791968. 1631D - Range and Partition
791969. 675D - Tree Construction
791970. 1941D - Rudolf and the Ball Game
791971. 1463D - Pairs
791972. 1365C - Rotation Matching
791973. 1375D - Replace by MEX
791974. 340B - Maximal Area Quadrilateral
791975. 952D - I'm Feeling Lucky
791976. 1225C - p-binary
791977. 1051C - Vasya and Multisets
791978. 420A - Start Up
791979. 1366A - Shovels and Swords
791980. 1201B - Zero Array
791981. 1299A - Anu Has a Function
791982. 301A - Yaroslav and Sequence
791983. 269C - Flawed Flow
791984. 833B - The Bakery
791985. 716C - Plus and Square Root
791986. 1158A - The Party and Sweets
791987. 1838F - Stuck Conveyor
791988. 1393D - Rarity and New Dress
791989. 1059A - Cashier
791990. 1168C - And Reachability
791991. 796D - Police Stations
791992. 914D - Bash and a Tough Math Puzzle
791993. 5A - Chat Servers Outgoing Traffic
791994. 1650F - Vitaly and Advanced Useless Algorithms
791995. 1466C - Canine poetry
791996. 1889E - Doremy's Swapping Trees
791997. 1890D - Doremy's Connecting Plan
791998. 183C - Cyclic Coloring
791999. 1360G - AB Matrix
792000. 1468J - Road Reform
79