(i;j):{((~#:')_(+-1_x)^\:"[ ]";0 -1 -1+/:.''(" "\'y)[;1 3 5])}."\n"\'"\n\n"\1:"i/05" *'i{(m;f;t):y;@[@[x;t;(|m#x@f),];f;m_]}/j *'i{(m;f;t):y;@[@[x;t;(m#x@f),];f;m_]}/j