Cody

Problem 44359. 5th Time's a Charm

Solution 1523922

Submitted on 9 May 2018 by Hans Kramer
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Test Suite

Test Status Code Input and Output
1   Pass
x = 1; y1 = fifth_times_a_charm(x); assert(~isequal(y1,x)) y2 = fifth_times_a_charm(x); assert(~isequal(y2,x)) assert(abs(x-y2)<abs(x-y1)) y3 = fifth_times_a_charm(x); assert(~isequal(y3,x)) assert(abs(x-y3)<abs(x-y2)) y4 = fifth_times_a_charm(x); assert(~isequal(y4,x)) assert(abs(x-y4)<abs(x-y3)) y5 = fifth_times_a_charm(x); assert(isequal(y5,x))

y = 5 y = 4 y = 3 y = 2 y = 1

2   Pass
x = -1; y1 = fifth_times_a_charm(x); assert(~isequal(y1,x)) y2 = fifth_times_a_charm(x); assert(~isequal(y2,x)) assert(abs(x-y2)<abs(x-y1)) y3 = fifth_times_a_charm(x); assert(~isequal(y3,x)) assert(abs(x-y3)<abs(x-y2)) y4 = fifth_times_a_charm(x); assert(~isequal(y4,x)) assert(abs(x-y4)<abs(x-y3)) y5 = fifth_times_a_charm(x); assert(isequal(y5,x))

y = 3 y = 2 y = 1 y = 0 y = -1

3   Pass
x = 42; y1 = fifth_times_a_charm(x); assert(~isequal(y1,x)) y2 = fifth_times_a_charm(x); assert(~isequal(y2,x)) assert(abs(x-y2)<abs(x-y1)) y3 = fifth_times_a_charm(x); assert(~isequal(y3,x)) assert(abs(x-y3)<abs(x-y2)) y4 = fifth_times_a_charm(x); assert(~isequal(y4,x)) assert(abs(x-y4)<abs(x-y3)) y5 = fifth_times_a_charm(x); assert(isequal(y5,x))

y = 46 y = 45 y = 44 y = 43 y = 42

4   Pass
x = i; y1 = fifth_times_a_charm(x); assert(~isequal(y1,x)) y2 = fifth_times_a_charm(x); assert(~isequal(y2,x)) assert(abs(x-y2)<abs(x-y1)) y3 = fifth_times_a_charm(x); assert(~isequal(y3,x)) assert(abs(x-y3)<abs(x-y2)) y4 = fifth_times_a_charm(x); assert(~isequal(y4,x)) assert(abs(x-y4)<abs(x-y3)) y5 = fifth_times_a_charm(x); assert(isequal(y5,x))

y = 4.0000 + 1.0000i y = 3.0000 + 1.0000i y = 2.0000 + 1.0000i y = 1.0000 + 1.0000i y = 0.0000 + 1.0000i