Problems
Remove spaces#5049
Very easy · Implementation
Degree of two#5050
Very easy · Bitwise Operations
Fast Multiplication#5051
Very easy · Bitwise Operations
Check the bit#5052
Very easy · Bitmasks
Division by a digit#5053
Very easy · Implementation
Is it a leap year?#5054
Very easy · For Beginners
Number of days since the beginning of the era#5055
Easy · Implementation
Beautiful dates#5056
Easy · Brute force · Math
Spiral#5057
Medium · Implementation
Sequence of brackets#5058
Very easy · Implementation
Two minimums#5059
Very easy · Sorting · Implementation
Reverse Polish notation#5060
Very easy · Stacks
Plates of Omnipotence#5061
Medium · Dynamic programming
Maximum palindrome#5062
Very easy · Dynamic programming
Uruk-Hai#5063
Very easy · Binary Search
Magic constant#5064
Very easy · Math · Brute force
Explosiveness 2#5065
Easy · Dynamic programming
The quotient and remainder by a digit#5066
Very easy · Implementation · Math
n Div Tree#5067
Easy · Divide and Conquer · Implementation
Magical constant 2#5068
Medium · Binary Search
The meeting place cannot be changed#5069
Easy · Graphs
Isolator#5070
Very easy · Graphs
Roy and Coin Boxes#5071
Medium · Prefix Sums
Count the number of edges#5072
Easy · Graphs · Greedy algorithms
Multiedges#5073
Very easy · Implementation