e-olymp
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Problems

Complexity
All Problems Very simple Simple Average Difficult Very difficult
graph-theory
All Problems 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 diophantine-equations dynamic-programming euclid-extended-algorithm Others...
34
The word of sponsor
1131 / 1477
37
Mail of the sponsor
781 / 1008
40
Pipeline (RU)
245 / 436
41
Command of the Mayor
411 / 623
61
Cleaning up the Snow
319 / 420
310
The letter from Prostokvashino (RU)
37 / 61
402
Complete Tree Labeling
17 / 49
431
Counting on Tree
205 / 245
433
Guardian of Decency
10 / 36
434
Romero’s Dilemma
14 / 19
435
Prime Path
76 / 80
468
Tree
407 / 530
569
Поедание сыра
1 / 4
570
The programming competition
8 / 17
610
Ancient manuscripts
674 / 1192
625
Distance between the vertices
433 / 574
626
Hard Test
87 / 93
659
Tree Games
90 / 113
668
Buses and airplanes
22 / 73
673
Kingdom
14 / 59
756
Villages
75 / 95
964
The incidence matrix
540 / 705
974
Floyd - 1
1699 / 1864
975
Floyd
1589 / 1867
976
Floyd - existence
477 / 764