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

Solution 596732

Submitted on 16 Mar 2015 by Wang Yunhe

This solution is locked. To view this solution, you need to provide a solution of the same size or smaller.

This solution is outdated. To rescore this solution, sign in.

Test	Status	Code Input and Output
1	Pass	%% x = 7; y_correct = 8256; assert(isequal(sum_int(x),y_correct)) y = 8256
2	Pass	%% x = 10; y_correct = 524800; assert(isequal(sum_int(x),y_correct)) y = 524800

Test

Status

Code Input and Output

Pass

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

y = 8256

Pass

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

y = 524800