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Problem 566. Sum of first n terms of a harmonic progression

Solution 1258396

Submitted on 28 Aug 2017
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Test Suite

Test Status Code Input and Output
1   Pass
a=1;d=1;n=1; y_correct = 1; assert(isequal(harmonicSum(a,d,n),y_correct));
2   Fail
a=2;d=2;n=5; y_correct = roundn(3.5746,-4); assert(isequal(roundn(harmonicSum(a,d,n),-4),y_correct));

Undefined function 'roundn' for input arguments of type 'double'. Error in Test2 (line 2) y_correct = roundn(3.5746,-4);
3   Fail
a=4;d=5;n=2; y_correct = roundn(4.6667,-4); assert(isequal(roundn(harmonicSum(a,d,n),-4),y_correct));

Undefined function 'roundn' for input arguments of type 'double'. Error in Test3 (line 2) y_correct = roundn(4.6667,-4);

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