Cody

# Problem 85. Remove the polynomials that have positive real elements of their roots.

Solution 1869784

Submitted on 9 Jul 2019 by jo gayong
This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

### Test Suite

Test Status Code Input and Output
1   Pass
in = {[1 2 1],[1 -1],[1 1],[1 53 6]}; out_correct = {[1 2 1],[1 1],[1 53 6]}; assert(isequal(find_stable(in),out_correct))

hey = 1×4 cell array {2×1 double} {[1]} {[-1]} {2×1 double} yo = 1×4 cell array {2×1 double} {[1]} {[-1]} {2×1 double} ids = 1×4 logical array 1 0 1 1 out = 1×3 cell array {1×3 double} {1×2 double} {1×3 double}

2   Pass
in = {[1 1],[1 -1]}; out_correct = {[1 1]}; assert(isequal(find_stable(in),out_correct))

hey = 1×2 cell array {[-1]} {[1]} yo = 1×2 cell array {[-1]} {[1]} ids = 1×2 logical array 1 0 out = 1×1 cell array {1×2 double}

3   Pass
in = {[1 0 1],[2 -5 2],[2 5 2]}; out_correct = {[1 0 1],[2 5 2]}; assert(isequal(find_stable(in),out_correct))

hey = 1×3 cell array {2×1 double} {2×1 double} {2×1 double} yo = 1×3 cell array {2×1 double} {2×1 double} {2×1 double} ids = 1×3 logical array 1 0 1 out = 1×2 cell array {1×3 double} {1×3 double}