用MATLAB产生一个元素为0和1、size为100×5的随机矩阵,返回元素全为1的行。
clc;
clear;
A=round(rand(100,5))
for i=1:100
if((A(i,1)==1)&&(A(i,2)==1)&&(A(i,3)==1)&&(A(i,4)==1)&&(A(i,5)==1))
sprintf('矩阵中元素全为1的行有第%d行',i)
end
end
结果之一为:
A =
0 0 1 1 0
0 1 0 0 1
0 0 1 0 0
0 1 1 0 0
0 1 1 1 0
1 1 1 1 0
1 1 0 1 0
0 0 0 0 1
0 1 1 0 1
1 1 1 0 0
0 1 1 0 0
0 1 1 1 1
1 1 1 1 1
0 1 1 1 0
1 0 1 1 1
0 0 0 0 1
0 0 1 1 1
1 0 0 0 1
1 0 1 1 0
0 1 0 1 0
1 0 1 1 1
1 0 0 0 0
0 0 0 0 0
1 1 1 1 0
1 1 1 1 1
1 0 1 1 1
0 0 1 1 1
0 1 1 1 1
0 1 1 1 1
0 1 1 1 0
1 1 1 0 1
0 1 1 1 1
0 1 1 0 0
0 0 0 0 0
1 1 1 1 0
0 0 0 0 0
1 1 1 1 0
0 1 0 0 0
0 1 0 1 0
0 0 1 0 0
1 0 1 0 0
0 0 1 1 1
0 0 0 0 1
1 0 1 0 1
1 0 1 0 1
0 0 0 0 1
1 1 1 0 1
1 1 1 1 1
0 1 0 1 0
0 1 1 1 1
1 0 0 1 0
1 1 0 0 1
0 0 0 1 0
0 0 1 1 0
1 1 1 1 0
1 1 1 0 0
1 0 1 1 1
0 1 1 0 1
1 1 1 0 0
1 0 1 0 1
1 0 0 1 1
0 0 1 1 1
0 1 0 0 0
0 1 0 0 1
1 0 0 0 1
1 1 0 1 1
0 1 1 0 0
1 0 1 1 1
1 0 0 1 0
1 1 0 0 1
0 1 1 0 1
0 0 0 1 1
1 0 0 1 0
1 0 1 0 1
0 0 1 0 1
0 0 0 0 0
1 1 0 1 0
0 0 0 0 1
1 0 1 1 0
1 0 1 0 0
0 1 1 0 1
0 0 0 0 1
0 1 1 1 1
1 0 0 1 0
1 0 1 0 0
1 0 1 1 0
0 1 0 1 1
1 0 0 1 1
1 1 0 1 1
0 0 1 0 0
0 0 0 0 0
1 1 0 0 1
1 0 0 1 0
1 1 1 0 1
0 1 1 1 1
0 1 1 0 1
0 1 0 1 0
1 1 0 1 1
0 0 1 0 0
0 0 0 1 1
ans =
'矩阵中元素全为1的行有第13行'
ans =
'矩阵中元素全为1的行有第25行'
ans =
'矩阵中元素全为1的行有第48行'