Start: l0
Program_Vars: X₀, X₁, X₂, X₃, X₄, X₅
Temp_Vars: nondef.0
Locations: l0, l1, l2, l3, l4, l5, l6, l7, l8, l9
Transitions:
t₀: l0(X₀, X₁, X₂, X₃, X₄, X₅) → l5(X₀, X₁, X₂, X₃, X₄, X₅)
t₉: l1(X₀, X₁, X₂, X₃, X₄, X₅) → l4(X₂, X₃, X₂, X₃, X₄, X₅)
t₆: l2(X₀, X₁, X₂, X₃, X₄, X₅) → l3(X₀, X₁, X₂, X₃, X₄, X₅)
t₈: l3(X₀, X₁, X₂, X₃, X₄, X₅) → l1(X₀, X₁, X₂, nondef.0, X₄, X₅)
t₂: l4(X₀, X₁, X₂, X₃, X₄, X₅) → l6(X₀, X₁, X₂, X₃, X₄, X₅) :|: 0 ≤ X₁
t₃: l4(X₀, X₁, X₂, X₃, X₄, X₅) → l7(X₀, X₁, X₂, X₃, X₄, X₅) :|: X₁ < 0
t₁: l5(X₀, X₁, X₂, X₃, X₄, X₅) → l4(X₄, X₅, X₂, X₃, X₄, X₅)
t₄: l6(X₀, X₁, X₂, X₃, X₄, X₅) → l2(X₀, X₁, X₀-1, X₃, X₄, X₅) :|: 1 ≤ X₀
t₅: l6(X₀, X₁, X₂, X₃, X₄, X₅) → l8(X₀, X₁, X₀-1, X₃, X₄, X₅) :|: X₀ < 1
t₁₁: l7(X₀, X₁, X₂, X₃, X₄, X₅) → l9(X₀, X₁, X₂, X₃, X₄, X₅)
t₁₀: l8(X₀, X₁, X₂, X₃, X₄, X₅) → l4(X₂, X₁-1, X₂, X₃, X₄, X₅)
Found invariant 1 ≤ X₄ ∧ 1 ≤ X₂+X₄ ∧ 1+X₂ ≤ X₄ ∧ 1 ≤ X₁+X₄ ∧ 2 ≤ X₀+X₄ ∧ X₀ ≤ X₄ ∧ 1+X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ 0 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ 1 ≤ X₀ for location l2
Found invariant X₀ ≤ X₄ ∧ 0 ≤ X₁ for location l6
Found invariant X₀ ≤ X₄ ∧ 1+X₁ ≤ 0 for location l7
Found invariant 1+X₂ ≤ X₄ ∧ X₀ ≤ X₄ ∧ 1+X₂ ≤ 0 ∧ 1+X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 1+X₀+X₂ ≤ 0 ∧ X₀ ≤ 1+X₂ ∧ 0 ≤ X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 0 for location l8
Found invariant 1 ≤ X₄ ∧ 1 ≤ X₂+X₄ ∧ 1+X₂ ≤ X₄ ∧ 1 ≤ X₁+X₄ ∧ 2 ≤ X₀+X₄ ∧ X₀ ≤ X₄ ∧ 1+X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ 0 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ 1 ≤ X₀ for location l1
Found invariant X₀ ≤ X₄ for location l4
Found invariant X₀ ≤ X₄ ∧ 1+X₁ ≤ 0 for location l9
Found invariant 1 ≤ X₄ ∧ 1 ≤ X₂+X₄ ∧ 1+X₂ ≤ X₄ ∧ 1 ≤ X₁+X₄ ∧ 2 ≤ X₀+X₄ ∧ X₀ ≤ X₄ ∧ 1+X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ 0 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ 1 ≤ X₀ for location l3
Start: l0
Program_Vars: X₀, X₁, X₂, X₃, X₄, X₅
Temp_Vars: nondef.0
Locations: l0, l1, l2, l3, l4, l5, l6, l7, l8, l9
Transitions:
t₀: l0(X₀, X₁, X₂, X₃, X₄, X₅) → l5(X₀, X₁, X₂, X₃, X₄, X₅)
t₉: l1(X₀, X₁, X₂, X₃, X₄, X₅) → l4(X₂, X₃, X₂, X₃, X₄, X₅) :|: 1 ≤ X₄ ∧ 1 ≤ X₂+X₄ ∧ 1+X₂ ≤ X₄ ∧ 1 ≤ X₁+X₄ ∧ 2 ≤ X₀+X₄ ∧ X₀ ≤ X₄ ∧ 1+X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ 0 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ 1 ≤ X₀
t₆: l2(X₀, X₁, X₂, X₃, X₄, X₅) → l3(X₀, X₁, X₂, X₃, X₄, X₅) :|: 1 ≤ X₄ ∧ 1 ≤ X₂+X₄ ∧ 1+X₂ ≤ X₄ ∧ 1 ≤ X₁+X₄ ∧ 2 ≤ X₀+X₄ ∧ X₀ ≤ X₄ ∧ 1+X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ 0 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ 1 ≤ X₀
t₈: l3(X₀, X₁, X₂, X₃, X₄, X₅) → l1(X₀, X₁, X₂, nondef.0, X₄, X₅) :|: 1 ≤ X₄ ∧ 1 ≤ X₂+X₄ ∧ 1+X₂ ≤ X₄ ∧ 1 ≤ X₁+X₄ ∧ 2 ≤ X₀+X₄ ∧ X₀ ≤ X₄ ∧ 1+X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ 0 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ 1 ≤ X₀
t₂: l4(X₀, X₁, X₂, X₃, X₄, X₅) → l6(X₀, X₁, X₂, X₃, X₄, X₅) :|: 0 ≤ X₁ ∧ X₀ ≤ X₄
t₃: l4(X₀, X₁, X₂, X₃, X₄, X₅) → l7(X₀, X₁, X₂, X₃, X₄, X₅) :|: X₁ < 0 ∧ X₀ ≤ X₄
t₁: l5(X₀, X₁, X₂, X₃, X₄, X₅) → l4(X₄, X₅, X₂, X₃, X₄, X₅)
t₄: l6(X₀, X₁, X₂, X₃, X₄, X₅) → l2(X₀, X₁, X₀-1, X₃, X₄, X₅) :|: 1 ≤ X₀ ∧ X₀ ≤ X₄ ∧ 0 ≤ X₁
t₅: l6(X₀, X₁, X₂, X₃, X₄, X₅) → l8(X₀, X₁, X₀-1, X₃, X₄, X₅) :|: X₀ < 1 ∧ X₀ ≤ X₄ ∧ 0 ≤ X₁
t₁₁: l7(X₀, X₁, X₂, X₃, X₄, X₅) → l9(X₀, X₁, X₂, X₃, X₄, X₅) :|: X₀ ≤ X₄ ∧ 1+X₁ ≤ 0
t₁₀: l8(X₀, X₁, X₂, X₃, X₄, X₅) → l4(X₂, X₁-1, X₂, X₃, X₄, X₅) :|: 1+X₂ ≤ X₄ ∧ X₀ ≤ X₄ ∧ 1+X₂ ≤ 0 ∧ 1+X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 1+X₀+X₂ ≤ 0 ∧ X₀ ≤ 1+X₂ ∧ 0 ≤ X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 0
new bound:
X₄ {O(n)}
new bound:
X₄+1 {O(n)}
new bound:
X₄ {O(n)}
new bound:
X₄ {O(n)}
Chain transitions t₈: l3→l1 and t₉: l1→l4 to t₇₅: l3→l4
Chain transitions t₄: l6→l2 and t₆: l2→l3 to t₇₆: l6→l3
Chain transitions t₇₆: l6→l3 and t₇₅: l3→l4 to t₇₇: l6→l4
Chain transitions t₇₆: l6→l3 and t₈: l3→l1 to t₇₈: l6→l1
Chain transitions t₁₀: l8→l4 and t₃: l4→l7 to t₇₉: l8→l7
Chain transitions t₇₇: l6→l4 and t₃: l4→l7 to t₈₀: l6→l7
Chain transitions t₇₇: l6→l4 and t₂: l4→l6 to t₈₁: l6→l6
Chain transitions t₁₀: l8→l4 and t₂: l4→l6 to t₈₂: l8→l6
Chain transitions t₁: l5→l4 and t₂: l4→l6 to t₈₃: l5→l6
Chain transitions t₁: l5→l4 and t₃: l4→l7 to t₈₄: l5→l7
Chain transitions t₅: l6→l8 and t₇₉: l8→l7 to t₈₅: l6→l7
Chain transitions t₅: l6→l8 and t₈₂: l8→l6 to t₈₆: l6→l6
Chain transitions t₅: l6→l8 and t₁₀: l8→l4 to t₈₇: l6→l4
Eliminate variables {Temp_Int₃₇₆,X₂,X₃} that do not contribute to the problem
Found invariant 0 ≤ X₃ ∧ 1 ≤ X₂+X₃ ∧ 0 ≤ X₁+X₃ ∧ 1 ≤ X₀+X₃ ∧ 1 ≤ X₂ ∧ 1 ≤ X₁+X₂ ∧ 2 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ 0 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ 1 ≤ X₀ for location l2
Found invariant 0 ≤ X₃ ∧ 0 ≤ X₁+X₃ ∧ X₀ ≤ X₂ ∧ 0 ≤ X₁ for location l6
Found invariant X₁ ≤ X₃ ∧ X₀ ≤ X₂ ∧ 1+X₁ ≤ 0 for location l7
Found invariant 0 ≤ X₃ ∧ 0 ≤ X₁+X₃ ∧ X₀ ≤ X₃ ∧ X₀ ≤ X₂ ∧ 0 ≤ X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 0 for location l8
Found invariant 0 ≤ X₃ ∧ 1 ≤ X₂+X₃ ∧ 0 ≤ X₁+X₃ ∧ 1 ≤ X₀+X₃ ∧ 1 ≤ X₂ ∧ 1 ≤ X₁+X₂ ∧ 2 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ 0 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ 1 ≤ X₀ for location l1
Found invariant X₀ ≤ X₂ for location l4
Found invariant X₁ ≤ X₃ ∧ X₀ ≤ X₂ ∧ 1+X₁ ≤ 0 for location l9
Found invariant 0 ≤ X₃ ∧ 1 ≤ X₂+X₃ ∧ 0 ≤ X₁+X₃ ∧ 1 ≤ X₀+X₃ ∧ 1 ≤ X₂ ∧ 1 ≤ X₁+X₂ ∧ 2 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ 0 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ 1 ≤ X₀ for location l3
new bound:
X₂ {O(n)}
Cut unsatisfiable transition t₂₁₈: n_l6___4→l2
Found invariant 1 ≤ X₄ ∧ 1 ≤ X₂+X₄ ∧ 1+X₂ ≤ X₄ ∧ 1 ≤ X₁+X₄ ∧ 2 ≤ X₀+X₄ ∧ X₀ ≤ X₄ ∧ 1+X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ 0 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ 1 ≤ X₀ for location l2
Found invariant 1 ≤ X₄ ∧ 1 ≤ X₃+X₄ ∧ 1 ≤ X₂+X₄ ∧ 1+X₂ ≤ X₄ ∧ 1 ≤ X₁+X₄ ∧ 1 ≤ X₀+X₄ ∧ 1+X₀ ≤ X₄ ∧ X₃ ≤ X₁ ∧ 0 ≤ X₃ ∧ 0 ≤ X₂+X₃ ∧ 0 ≤ X₁+X₃ ∧ X₁ ≤ X₃ ∧ 0 ≤ X₀+X₃ ∧ X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ 0 ≤ X₀ for location n_l6___2
Found invariant 1 ≤ X₄ ∧ 1 ≤ X₃+X₄ ∧ 0 ≤ X₂+X₄ ∧ 2+X₂ ≤ X₄ ∧ 1 ≤ X₁+X₄ ∧ 1 ≤ X₀+X₄ ∧ 1+X₀ ≤ X₄ ∧ X₃ ≤ X₁ ∧ 0 ≤ X₃ ∧ 0 ≤ 1+X₂+X₃ ∧ 1+X₂ ≤ X₃ ∧ 0 ≤ X₁+X₃ ∧ X₁ ≤ X₃ ∧ 0 ≤ X₀+X₃ ∧ X₀ ≤ X₃ ∧ 1+X₂ ≤ 0 ∧ 1+X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 1+X₀+X₂ ≤ 0 ∧ 0 ≤ 1+X₂ ∧ 0 ≤ 1+X₁+X₂ ∧ 0 ≤ 1+X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 0 ∧ 0 ≤ X₀ for location n_l8___1
Found invariant 1+X₂ ≤ X₄ ∧ 1+X₀ ≤ X₄ ∧ 1+X₂ ≤ 0 ∧ 1+X₂ ≤ X₁ ∧ X₂ ≤ X₀ ∧ 2+X₀+X₂ ≤ 0 ∧ X₀ ≤ X₂ ∧ 0 ≤ X₁ ∧ 1+X₀ ≤ X₁ ∧ 1+X₀ ≤ 0 for location n_l6___4
Found invariant 2+X₂ ≤ X₄ ∧ 1+X₀ ≤ X₄ ∧ 2+X₂ ≤ 0 ∧ 2+X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 3+X₀+X₂ ≤ 0 ∧ X₀ ≤ 1+X₂ ∧ 0 ≤ X₁ ∧ 1+X₀ ≤ X₁ ∧ 1+X₀ ≤ 0 for location n_l8___3
Found invariant X₅ ≤ X₁ ∧ 0 ≤ X₅ ∧ X₄ ≤ X₅ ∧ 1+X₂ ≤ X₅ ∧ 0 ≤ X₁+X₅ ∧ X₁ ≤ X₅ ∧ X₀ ≤ X₅ ∧ X₄ ≤ 0 ∧ X₄ ≤ 1+X₂ ∧ 1+X₂+X₄ ≤ 0 ∧ X₄ ≤ X₁ ∧ X₄ ≤ X₀ ∧ X₀+X₄ ≤ 0 ∧ 1+X₂ ≤ X₄ ∧ X₀ ≤ X₄ ∧ 1+X₂ ≤ 0 ∧ 1+X₂ ≤ X₁ ∧ 1+X₂ ≤ X₀ ∧ 1+X₀+X₂ ≤ 0 ∧ X₀ ≤ 1+X₂ ∧ 0 ≤ X₁ ∧ X₀ ≤ X₁ ∧ X₀ ≤ 0 for location n_l8___6
Found invariant 1+X₂ ≤ X₄ ∧ 1+X₀ ≤ X₄ ∧ 1+X₂ ≤ 0 ∧ X₂ ≤ X₁ ∧ X₂ ≤ X₀ ∧ 2+X₀+X₂ ≤ 0 ∧ X₀ ≤ X₂ ∧ 0 ≤ 1+X₁ ∧ X₀ ≤ X₁ ∧ 1+X₀ ≤ 0 for location n_l4___5
Found invariant X₀ ≤ X₄ ∧ 1+X₁ ≤ 0 for location l7
Found invariant X₅ ≤ X₁ ∧ 0 ≤ X₅ ∧ 0 ≤ X₁+X₅ ∧ X₁ ≤ X₅ ∧ X₄ ≤ X₀ ∧ X₀ ≤ X₄ ∧ 0 ≤ X₁ for location n_l6___7
Found invariant 1 ≤ X₄ ∧ 1 ≤ X₂+X₄ ∧ 1+X₂ ≤ X₄ ∧ 1 ≤ X₁+X₄ ∧ 2 ≤ X₀+X₄ ∧ X₀ ≤ X₄ ∧ 1+X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ 0 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ 1 ≤ X₀ for location l1
Found invariant X₀ ≤ X₄ for location l4
Found invariant X₀ ≤ X₄ ∧ 1+X₁ ≤ 0 for location l9
Found invariant 1 ≤ X₄ ∧ 1 ≤ X₂+X₄ ∧ 1+X₂ ≤ X₄ ∧ 1 ≤ X₁+X₄ ∧ 2 ≤ X₀+X₄ ∧ X₀ ≤ X₄ ∧ 1+X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ 1 ≤ X₀+X₂ ∧ X₀ ≤ 1+X₂ ∧ 0 ≤ X₁ ∧ 1 ≤ X₀+X₁ ∧ 1 ≤ X₀ for location l3
knowledge_propagation leads to new time bound X₄ {O(n)} for transition t₂₀₃: l4(X₀, X₁, X₂, X₃, X₄, X₅) → n_l6___2(X₀, X₁, X₂, X₃, X₄, X₅) :|: X₁ ≤ X₃ ∧ X₃ ≤ X₁ ∧ X₀ ≤ X₂ ∧ X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 1+X₂ ≤ X₄ ∧ 0 ≤ X₁ ∧ X₀ ≤ X₄ ∧ X₀ ≤ X₄ ∧ X₀ ≤ X₄
knowledge_propagation leads to new time bound 1 {O(1)} for transition t₂₀₄: l4(X₀, X₁, X₂, X₃, X₄, X₅) → n_l6___7(X₀, X₁, X₂, X₃, X₄, X₅) :|: X₁ ≤ X₅ ∧ X₅ ≤ X₁ ∧ X₄ ≤ X₀ ∧ 0 ≤ X₁ ∧ X₀ ≤ X₄ ∧ X₀ ≤ X₄ ∧ X₀ ≤ X₄ ∧ X₀ ≤ X₄
knowledge_propagation leads to new time bound X₄ {O(n)} for transition t₂₁₇: n_l6___2(X₀, X₁, X₂, X₃, X₄, X₅) → l2(X₀, X₁, X₀-1, X₃, X₄, X₅) :|: 1 ≤ X₀ ∧ X₀ ≤ X₄ ∧ 0 ≤ X₁ ∧ 1 ≤ X₄ ∧ 1 ≤ X₃+X₄ ∧ 1 ≤ X₂+X₄ ∧ 1+X₂ ≤ X₄ ∧ 1 ≤ X₁+X₄ ∧ 1 ≤ X₀+X₄ ∧ 1+X₀ ≤ X₄ ∧ X₃ ≤ X₁ ∧ 0 ≤ X₃ ∧ 0 ≤ X₂+X₃ ∧ 0 ≤ X₁+X₃ ∧ X₁ ≤ X₃ ∧ 0 ≤ X₀+X₃ ∧ X₂ ≤ X₀ ∧ 0 ≤ X₂ ∧ 0 ≤ X₁+X₂ ∧ 0 ≤ X₀+X₂ ∧ X₀ ≤ X₂ ∧ 0 ≤ X₁ ∧ 0 ≤ X₀+X₁ ∧ 0 ≤ X₀
knowledge_propagation leads to new time bound 1 {O(1)} for transition t₂₁₉: n_l6___7(X₀, X₁, X₂, X₃, X₄, X₅) → l2(X₀, X₁, X₀-1, X₃, X₄, X₅) :|: 1 ≤ X₀ ∧ X₀ ≤ X₄ ∧ 0 ≤ X₁ ∧ X₅ ≤ X₁ ∧ 0 ≤ X₅ ∧ 0 ≤ X₁+X₅ ∧ X₁ ≤ X₅ ∧ X₄ ≤ X₀ ∧ X₀ ≤ X₄ ∧ 0 ≤ X₁
Overall timebound:inf {Infinity}
t₀: 1 {O(1)}
t₁: 1 {O(1)}
t₂: inf {Infinity}
t₃: 1 {O(1)}
t₄: X₄ {O(n)}
t₅: inf {Infinity}
t₆: X₄+1 {O(n)}
t₈: X₄ {O(n)}
t₉: X₄ {O(n)}
t₁₀: inf {Infinity}
t₁₁: 1 {O(1)}
Overall costbound: inf {Infinity}
t₀: 1 {O(1)}
t₁: 1 {O(1)}
t₂: inf {Infinity}
t₃: 1 {O(1)}
t₄: X₄ {O(n)}
t₅: inf {Infinity}
t₆: X₄+1 {O(n)}
t₈: X₄ {O(n)}
t₉: X₄ {O(n)}
t₁₀: inf {Infinity}
t₁₁: 1 {O(1)}
t₀, X₀: X₀ {O(n)}
t₀, X₁: X₁ {O(n)}
t₀, X₂: X₂ {O(n)}
t₀, X₃: X₃ {O(n)}
t₀, X₄: X₄ {O(n)}
t₀, X₅: X₅ {O(n)}
t₁, X₀: X₄ {O(n)}
t₁, X₁: X₅ {O(n)}
t₁, X₂: X₂ {O(n)}
t₁, X₃: X₃ {O(n)}
t₁, X₄: X₄ {O(n)}
t₁, X₅: X₅ {O(n)}
t₂, X₄: X₄ {O(n)}
t₂, X₅: X₅ {O(n)}
t₃, X₄: 3⋅X₄ {O(n)}
t₃, X₅: 3⋅X₅ {O(n)}
t₄, X₄: X₄ {O(n)}
t₄, X₅: X₅ {O(n)}
t₅, X₄: X₄ {O(n)}
t₅, X₅: X₅ {O(n)}
t₆, X₄: X₄ {O(n)}
t₆, X₅: X₅ {O(n)}
t₈, X₄: X₄ {O(n)}
t₈, X₅: X₅ {O(n)}
t₉, X₄: X₄ {O(n)}
t₉, X₅: X₅ {O(n)}
t₁₀, X₄: X₄ {O(n)}
t₁₀, X₅: X₅ {O(n)}
t₁₁, X₄: 3⋅X₄ {O(n)}
t₁₁, X₅: 3⋅X₅ {O(n)}