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

Solution 2103298

Submitted on 23 Jan 2020 by Jason Walker
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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))

y = 0.5000
2   Pass
m = 2; n = 2; y_correct = 0.50; assert(isequal(penny_flip(m, n),y_correct))

y = 0.5000
3   Pass
m = 1e6; n = 1e6; y_correct = 0.50; assert(isequal(penny_flip(m, n),y_correct))

y = 0.5000
4   Pass
m = 4; n = 2; y_correct = 2/3; assert(abs(penny_flip(m, n)-y_correct) <= 0.01)

y = 0.6667
5   Pass
m = 2; n = 4; y_correct = 1/3; assert(abs(penny_flip(m, n)-y_correct) <= 0.01)

y = 0.3333
6   Pass
m = 106; n = 47; y_correct = 0.6928; assert(abs(penny_flip(m, n)-y_correct) <= 0.01)

y = 0.6928
7   Pass
m = 3; n = 4; y_correct = 0.4286; assert(abs(penny_flip(m, n)-y_correct) <= 0.01)

y = 0.4286

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