Biswajit, does this help?
C = {[1 2 3 4], [11 22], [1 2], [11 22 33 44]};
for ii = 1:numel(C) % loop through all four cells
if length(C{ii}) == ii % does ith cell contain i numbers?
disp('Yep')
else
disp('Nope')
end
end
