[海中沙]

for i=1:24
for j=1:32
if M(i,j)==0
O(i,j)=0;
else O1(i,j)=E(i,j)/M(i,j);
O2(i,j)=F(i,j)/M(i,j);
end
end
end
M是24*32的矩阵 怎么得出的O1,O2是24*23的矩阵