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

Solution 2757430

Submitted on 29 Jul 2020 by Dennis Gimlin

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Test	Status	Code Input and Output
1	Pass	m = 1; n = 1; y_correct = 0.50; assert(isequal(penny_flip(m, n),y_correct))
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)
5	Pass	m = 2; n = 4; y_correct = 1/3; assert(abs(penny_flip(m, n)-y_correct) <= 0.01)
6	Pass	m = 106; n = 47; y_correct = 0.6928; assert(abs(penny_flip(m, n)-y_correct) <= 0.01)
7	Pass	m = 3; n = 4; y_correct = 0.4286; assert(abs(penny_flip(m, n)-y_correct) <= 0.01)

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