[討論] 二維轉一維
問題:
A=[0 1 3 4;
5 6 1 1;
7 0 1 8;
9 0 0 0;]
如果A矩陣(4*4)的一個元素/2後大於1
想要得到結果是B(1*N)矩陣 %N的大小由A決定
B=[3 4 5 6 7 8 9]
該如何寫code
my code
A=[0 1 3 4;
5 6 1 1;
7 0 1 8;
9 0 0 0;]
for i=1:3
for j=1:4
if a(i,j)/2>1
end
end
end
if裡面要放什麼我就想不出來了....
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※ 編輯: Lionel (118.171.65.126), 03/22/2015 16:24:18
推
03/22 18:52, , 1F
03/22 18:52, 1F
→
03/22 18:52, , 2F
03/22 18:52, 2F
→
03/22 18:53, , 3F
03/22 18:53, 3F
推
03/22 19:43, , 4F
03/22 19:43, 4F
→
03/22 19:44, , 5F
03/22 19:44, 5F
→
03/22 19:45, , 6F
03/22 19:45, 6F
→
03/22 19:46, , 7F
03/22 19:46, 7F
→
03/22 19:46, , 8F
03/22 19:46, 8F
A=[0 1 3 4;
5 6 1 1;
7 0 1 8;
9 0 0 0;];
B=[];
N=1;
for i=1:4
for j=1:4
if A(i,j)/2>1
B(1,N)=[A(i,j)];
N=N+1;
end
end
end
感謝大家 我大概知道了
※ 編輯: Lionel (118.171.65.126), 03/22/2015 21:48:59
→
03/22 21:50, , 9F
03/22 21:50, 9F
→
03/22 21:55, , 10F
03/22 21:55, 10F
推
03/22 22:04, , 11F
03/22 22:04, 11F
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03/22 22:05, , 12F
03/22 22:05, 12F
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03/23 00:13, , 13F
03/23 00:13, 13F
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