Cody

Problem 2909. Approximation of Pi (vector inputs)

Solution 2561229

Submitted on 15 Jun 2020
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Test Suite

Test Status Code Input and Output
1   Fail
n = 1:5; y_correct = [-0.858407346410207 0.474925986923126 -0.325074013076874 0.246354558351698 -0.198089886092747]; answers = pi_approx(n); for i = 1:numel(n) assert(abs(answers(i)-y_correct(i))<(100*eps)) end

y = 4 y = 4 4 y = 4.0000 4.0000 2.6667 y = 4.0000 4.0000 2.6667 2.6667 y = 4.0000 4.0000 2.6667 2.6667 3.4667

Assertion failed.

2   Fail
n = 2:2:10; y_correct = [0.474925986923126 0.246354558351698 0.165546477543617 0.124520836517975 0.099753034660390]; answers = pi_approx(n); for i = 1:numel(n) assert(abs(answers(i)-y_correct(i))<(100*eps)) end

y = 4 y = 4.0000 2.6667 y = 4.0000 2.6667 3.4667 y = 4.0000 2.6667 3.4667 2.8952 y = 4.0000 2.6667 3.4667 2.8952 3.3397

Assertion failed.

3   Fail
n = 5:5:25; y_correct = [-0.198089886092747 0.099753034660390 -0.066592998672151 0.049968846921953 -0.039984031845239]; answers = pi_approx(n); for i = 1:numel(n) assert(abs(answers(i)-y_correct(i))<(100*eps)) end

y = 3.4667 y = 3.4667 3.3397 y = 3.4667 3.3397 3.0171 y = 3.4667 3.3397 3.0171 3.0418 y = 3.4667 3.3397 3.0171 3.0418 3.2184

Assertion failed.

4   Fail
n = 10:10:100; y_correct = [0.099753034660390 0.049968846921953 0.033324086890846 0.024996096795960 0.019998000998782 0.016665509660796 0.014284985608559 0.012499511814072 0.011110768228485 0.009999750031239]; answers = pi_approx(n); for i = 1:numel(n) assert(abs(answers(i)-y_correct(i))<(100*eps)) end

y = 3.3397 y = 3.3397 3.0418 y = 3.3397 3.0418 3.2082 y = 3.3397 3.0418 3.2082 3.0916 y = 3.3397 3.0418 3.2082 3.0916 3.1816 y = 3.3397 3.0418 3.2082 3.0916 3.1816 3.1083 y = 3.3397 3.0418 3.2082 3.0916 3.1816 3.1083 3.1702 y = 3.3397 3.0418 3.2082 3.0916 3.1816 3.1083 3.1702 3.1166 y = 3.3397 3.0418 3.2082 3.0916 3.1816 3.1083 3.1702 3.1166 3.1638 y = 3.3397 3.0418 3.2082 3.0916 3.1816 3.1083 3.1702 3.1166 3.1638 3.1216

Assertion failed.