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Test | Status | Code Input and Output |
---|---|---|
1 | Pass |
%%% Clean workspace
!/bin/cp fib.m safe
!/bin/rm *.*
!/bin/mv safe fib.m
% Clean user's function from some known jailbreaking mechanisms
functions={'!','feval','eval','str2func','str2num','regex','system','dos','unix','perl','assert','fopen','write','save','setenv','path','please','for','if','while','switch','round','roundn','fix','ceil','char','floor'};
fid = fopen('fib.m');
st = char(fread(fid)');
for n = 1:numel(functions)
st = regexprep(st, functions{n}, 'error(''No fancy functions!''); %','ignorecase');
end
fclose(fid)
fid = fopen('fib.m' , 'w');
fwrite(fid,st);
fclose(fid);
ans =
0
|
2 | Pass |
%%
n = 1;
f = 1;
assert(isequal(fib(n),f))
|
3 | Pass |
%%
n = 6;
f = 8;
assert(isequal(fib(n),f))
|
4 | Pass |
%%
n = 10;
f = 55;
assert(isequal(fib(n),f))
|
5 | Pass |
%%
n = 20;
f = 6765;
assert(isequal(fib(n),f))
|
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