while 1: y=[0] for x in input():y=[[x+t for x in y for t in(-1,1)],y[1:],y[:-1],[sum(y)],[eval('*'.join(map(str,y+[1])))]]['v<>^'.find(x)] print(y)

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

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