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949
Two digits from four digits
951
Swap the middle
955
The square of sum
957
Square root
959
Sum of digits
961
Четырехцифровое без средних
962
The biggest party of the quadrilateral
Very easy
963
Permutation of the words
968
Расстояние между числами
Hard
990
12345
1055
Numerical spiral
Medium
1111
Ackermann Function
Easy
1112
Queen, Rook and Knight
Easy
1117
Queen, rook and bishop
Very easy
1118
Watermelons
Very easy
1121
A^B mod C
Medium
1122
Rook, knight and bishop
Very easy
1125
The Angle
Easy
1129
Revision of the store
Easy
1136
Ремейки
Easy
1143
Division by zero 2 or ...
Easy
1161
Теннис
Medium
1162
Звонки
Very easy
1164
Сумочки
1166
Телевизор
Easy
1
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