WORST_CASE(Omega(1),?) ### Pre-processing the ITS problem ### Initial linear ITS problem Start location: __init 0: f1_0_main_ConstantStackPush -> f46_0_main_GE : arg1'=arg1P_1, [ 0==arg1P_1 ], cost: 1 1: f46_0_main_GE -> f46_0_main_GE : arg1'=arg1P_2, [ arg1<100 && 1+arg1==arg1P_2 ], cost: 1 2: f46_0_main_GE -> f74_0_main_GE : arg1'=arg1P_3, [ arg1>99 && 5==arg1P_3 ], cost: 1 3: f74_0_main_GE -> f74_0_main_GE : arg1'=arg1P_4, [ arg1<21 && 3+arg1==arg1P_4 ], cost: 1 4: __init -> f1_0_main_ConstantStackPush : arg1'=arg1P_5, [], cost: 1 Checking for constant complexity: The following rule is satisfiable with cost >= 1, yielding constant complexity: 4: __init -> f1_0_main_ConstantStackPush : arg1'=arg1P_5, [], cost: 1 Simplified all rules, resulting in: Start location: __init 0: f1_0_main_ConstantStackPush -> f46_0_main_GE : arg1'=0, [], cost: 1 1: f46_0_main_GE -> f46_0_main_GE : arg1'=1+arg1, [ arg1<100 ], cost: 1 2: f46_0_main_GE -> f74_0_main_GE : arg1'=5, [ arg1>99 ], cost: 1 3: f74_0_main_GE -> f74_0_main_GE : arg1'=3+arg1, [ arg1<21 ], cost: 1 4: __init -> f1_0_main_ConstantStackPush : arg1'=arg1P_5, [], cost: 1 ### Simplification by acceleration and chaining ### Accelerating simple loops of location 1. Accelerating the following rules: 1: f46_0_main_GE -> f46_0_main_GE : arg1'=1+arg1, [ arg1<100 ], cost: 1 Accelerated rule 1 with metering function 100-arg1, yielding the new rule 5. Removing the simple loops: 1. Accelerating simple loops of location 2. Accelerating the following rules: 3: f74_0_main_GE -> f74_0_main_GE : arg1'=3+arg1, [ arg1<21 ], cost: 1 Accelerated rule 3 with metering function meter (where 3*meter==20-arg1), yielding the new rule 6. Removing the simple loops: 3. Accelerated all simple loops using metering functions (where possible): Start location: __init 0: f1_0_main_ConstantStackPush -> f46_0_main_GE : arg1'=0, [], cost: 1 2: f46_0_main_GE -> f74_0_main_GE : arg1'=5, [ arg1>99 ], cost: 1 5: f46_0_main_GE -> f46_0_main_GE : arg1'=100, [ arg1<100 ], cost: 100-arg1 6: f74_0_main_GE -> f74_0_main_GE : arg1'=3*meter+arg1, [ arg1<21 && 3*meter==20-arg1 && meter>=1 ], cost: meter 4: __init -> f1_0_main_ConstantStackPush : arg1'=arg1P_5, [], cost: 1 Chained accelerated rules (with incoming rules): Start location: __init 0: f1_0_main_ConstantStackPush -> f46_0_main_GE : arg1'=0, [], cost: 1 7: f1_0_main_ConstantStackPush -> f46_0_main_GE : arg1'=100, [], cost: 101 2: f46_0_main_GE -> f74_0_main_GE : arg1'=5, [ arg1>99 ], cost: 1 8: f46_0_main_GE -> f74_0_main_GE : arg1'=20, [ arg1>99 ], cost: 6 4: __init -> f1_0_main_ConstantStackPush : arg1'=arg1P_5, [], cost: 1 Removed unreachable locations (and leaf rules with constant cost): Start location: __init ### Computing asymptotic complexity ### Fully simplified ITS problem Start location: __init Obtained the following overall complexity (w.r.t. the length of the input n): Complexity: Constant Cpx degree: 0 Solved cost: 1 Rule cost: 1 Rule guard: [] WORST_CASE(Omega(1),?)