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Concretely, how tranlate the following MATLAB program to SAGE:

n=input('number of vertices n= '); m=input('number of edges m= '); disp('write weighted edges as [v1 v2 w12]'); for i=1:m E(i,:)=input(['arco ',num2str(i), '= ']); end disp(E)

Concretely, how tranlate the following MATLAB program to SAGE:

n=input('number of vertices n= ');
m=input('number of edges m= ');
disp('write weighted edges as [v1 v2 w12]');
for i=1:m
    E(i,:)=input(['arco ',num2str(i), '= ']);
end
disp(E)
disp(E)