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Problems

Complexity
All Problems Very simple Simple Average Difficult Very difficult
beginners
All Problems ---topological-sort- ---traveling-salesman-problem- -three- 2-sat algorithms-on-strings articulation-point backtracking beginners bellman-ford-algorithm binary-search bitwise-operators breadth-first-search bridges calculation-system catalan-numbers clique combinatorics connected-components depth-first-search dijkstra-algorithm Others...
1
Simple problem
47109 / 52630
407
Exchange
5848 / 6529
500
Repair
4747 / 5674
583
Airplane (RU)
154 / 540
803
Абзац
49 / 136
901
Number of operations
6768 / 7743
902
The level of educational achievements
15905 / 17126
903
First or last?
15120 / 16557
904
Increase by 2
11131 / 12810
905
What type of triangle?
13813 / 15240
906
Product of digits
18439 / 19381
907
The first is not greater for 2,5
6980 / 8050
908
Those that are divisible by 6
7875 / 9023
909
Number of words
6770 / 7472
910
The arithmetic mean of positive
8731 / 9948
911
Quadratic equation
5785 / 8361
912
Number of sentences
3657 / 4953
913
Use sub-program
3464 / 3842
914
Maximum of absolute values
7557 / 8686
915
Rectangular or not?
9338 / 10465
916
Interesting Product
2658 / 3296
917
Twice the minimum
7414 / 8084
918
Which quarter?
9257 / 10896
919
Number by 3
6314 / 6947
920
Use the function
5028 / 5573