Conditional Loop not executing properly

So I am trying to build a loop that will calculate a problem for me. The problem being that for a range of certain x values I need a coefficient to equal something and at the other x values, the coefficient will equal something else. My loop won't run at all if I add an else statement(basically a catch-all to return an error) and when I take it off it won't calculate the values for the first condition.
t=[0:1:6];
r=zeros(1,length(t));
r(1)=0;
for i=1:(length(t))
if t(i) < 2
b(i)=1;
elseif t(i) >= 2
b(i)=150;
x(i)=(b(i)*r(i))+20;
r(i+1)=r(i)+x(i);
fprintf('%.4f %.2f\n',t(i),r(i))
end
end
I don't know what I'm doing wrong

4 个评论

Me neither, it's running fine for me.
b =
1 1 150 150 150 150 150
I am wondering if one end is misplaced though
t=[0:1:6];
r=zeros(1,length(t));
r(1)=0;
for i=1:(length(t))
if t(i) < 2
b(i)=1;
elseif t(i) >= 2
b(i)=150;
end
x(i)=(b(i)*r(i))+20;
r(i+1)=r(i)+x(i);
fprintf('%.4f %.2f\n',t(i),r(i))
end
You probably want the end after the assignment of 150. MATLAB does not use spacing to indicate control level
Your code runs without error for me.
Please also post the version that does not run.
What result do you want from it? (Please provide an example.)
Your suggestion worked Walter, thanks

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提问:

2018-10-7

关闭:

2021-8-20

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