Problems
Pyramid of the symbols#1119
Easy · Implementation · Math
Quadrilateral#1120
Very easy · Geometry
A^B mod C#1121
Medium · Math · Implementation
Rook, knight and bishop#1122
Very easy · Implementation
Lucky Number#1123
Very easy · Math · Brute force
Alphabetic graffiti#1124
Easy · Implementation · Strings
The Angle#1125
Easy · Implementation
Count primes#1126
Medium · Number theory
Big Number#1127
Very easy · Math · Dynamic programming
Longge`s problem#1128
Very easy · Number theory · Math
Revision of the Store#1129
Easy · Implementation
Graded lexicographic order#1130
Easy · Sorting
Abacaba#1131
Easy · Strings
100 Great Ukrainians#1132
Very easy · Greedy algorithms
Segment and Squares#1133
Easy · Geometry · Constructive Algorithms
Exchange between three heroes#1134
Medium · Dynamic programming
Arithmetic Exercise#1135
Hard · Math
Remakes#1136
Easy · Brute force · Implementation · Strings
Determinant#1137
Very hard · Matrix
Sum of products#1138
Easy · Math · Dynamic programming
The sum of different divisors#1139
Medium · Number theory · Dynamic programming
Degrees of permutations#1140
Easy · Dynamic programming
Median of numbers#1141
Very easy · Sorting
Division by zero or ...#1142
Very easy · Math
Division by zero 2 or...#1143
Easy · Implementation