Cody

# Problem 1268. Penny flipping - calculate winning probability (easy)

Solution 233316

Submitted on 20 Apr 2013 by Mehmet OZC
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### Test Suite

Test Status Code Input and Output
1   Pass
%% m = 1; n = 1; y_correct = 0.50; assert(isequal(penny_flip(m, n),y_correct))

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2   Pass
%% m = 2; n = 2; y_correct = 0.50; assert(isequal(penny_flip(m, n),y_correct))

``` ```

3   Pass
%% m = 1e6; n = 1e6; y_correct = 0.50; assert(isequal(penny_flip(m, n),y_correct))

``` ```

4   Pass
%% m = 4; n = 2; y_correct = 2/3; assert(abs(penny_flip(m, n)-y_correct) <= 0.01)

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5   Pass
%% m = 2; n = 4; y_correct = 1/3; assert(abs(penny_flip(m, n)-y_correct) <= 0.01)

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6   Pass
%% m = 106; n = 47; y_correct = 0.6928; assert(abs(penny_flip(m, n)-y_correct) <= 0.01)

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7   Pass
%% m = 3; n = 4; y_correct = 0.4286; assert(abs(penny_flip(m, n)-y_correct) <= 0.01)

``` ```