المسائل
Subsequence#2020
متوسط · Prefix Sums · Binary Search
Tree#2021
سهل جدًا · Trees · Graphs
Cycles in the graph#2022
متوسط · Graphs
Distance to Polygon#2023
متوسط · Geometry · Convex Hull
A triangle of maximal area#2024
صعب · Geometry
Complex XOR Game#2025
سهل جدًا · Brute force
LOGO#2026
سهل · Geometry · Brute force
Point and the circle#2027
سهل جدًا · Geometry
y = sin x#2028
متوسط · Geometry
Ring#2029
متوسط · Geometry
y = cos x#2030
متوسط · Geometry
Fibonacci sequence#2031
سهل جدًا · Dynamic programming
y =| sin(2x)|#2032
متوسط · Geometry
Minimum number of bills#2033
سهل جدًا · Greedy algorithms
WERTYU#2034
سهل جدًا · Strings · For Beginners
Crypt Kicker#2035
صعب · Strings
Age#2036
سهل · Implementation
Crypt Kicker II#2037
متوسط · Strings
URL Comparison#2038
صعب · Strings
Fraction in LATEX#2039
صعب · Strings
Common permutation#2040
سهل جدًا · Strings
The day of the competitors#2041
صعب · Sorting
Monthly and quarterly#2042
سهل جدًا · Math
Quarter#2043
سهل جدًا · Implementation
Month#2044
سهل جدًا · Implementation