matlab求矩阵的鞍点

function count = andian(a)

v = max(a,[],2);

count = 0;

for i=1:length(v)

    [r2,c2] = find(a==v(i));

    mi = min(a(:,c2));

    if(v(i) == mi)

    count = v(i);

    end

end

end

clc;

clear;

a = [1:4;5:8;9:12;13:16]

disp('求出的按点如下：');

andian = andian(a)