Cody

# Problem 189. Sum all integers from 1 to 2^n

Solution 3415848

Submitted on 27 Oct 2020
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### Test Suite

Test Status Code Input and Output
1   Fail
x = 3; y_correct = 36; assert(isequal(sum_int(x),y_correct))

Error in solution: Line: 4 Column: 10 Invalid use of operator.

2   Fail
x = 7; y_correct = 8256; assert(isequal(sum_int(x),y_correct))

Error in solution: Line: 4 Column: 10 Invalid use of operator.

3   Fail
x = 10; y_correct = 524800; assert(isequal(sum_int(x),y_correct))

Error in solution: Line: 4 Column: 10 Invalid use of operator.

4   Fail
x = 11; y_correct = 2098176; assert(isequal(sum_int(x),y_correct))

Error in solution: Line: 4 Column: 10 Invalid use of operator.

5   Fail
x = 14; y_correct = 134225920; assert(isequal(sum_int(x),y_correct))

Error in solution: Line: 4 Column: 10 Invalid use of operator.

6   Fail
x = 17; y_correct = 8590000128; assert(isequal(sum_int(x),y_correct))

Error in solution: Line: 4 Column: 10 Invalid use of operator.

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