matlab
1. for
for i=s1:s3 s2
end
i s1 i s1 s2
,i=i+s3 .
1 100
sum=0
for i=1:1:100
sum=sum+i
end
while
for break for .
2. while
sum=0;i=1;
while(i<=100)
sum=sum+i;i=i+1;
end
3.if
if( )
end
if( )
else
end
if( )
elseif
end
4.