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9971
Sum 2
Very easy
9972
Sum 3
9976
Sum 7
9977
Sum 8
9978
Sum 9
9979
Steps Down
9980
Steps Up
9981
Still such steps
9982
Matrix 1
Very easy
9983
Matrix 2
9984
Matrix 3
9985
Two-digit numbers
9990
Two-digit numbers 6
9993
Three-digit numbers 3
9997
Three-digit numbers 7
10001
Sticks
Hard
10023
Number
Very easy
10025
How many residents
Easy
10027
Robot on the Number Line
Very easy
10041
LinkedList Print in reverse order
10046
LinkedList Reverse
10051
Average value
Very easy
10053
Beautiful quinary
Easy
10075
T3. Spiral T
Easy
10076
T4. If only one differs
Easy
1
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86