To count number of quadruplets with sum = 0

[Paul McGuire]

On Mar 16, 12:49 am, "n00m" <n... at narod.ru> wrote:

> for o in range(int(f.readline())):
>   row = map(int, f.readline().split())
>   q.append(row[0])
>   w.append(row[1])
>   e.append(row[2])
>   r.append(row[3])

Does this help at all in reading in your data?

numlines = f.readline()
rows = [ map(int,f.readline().split()) for _ in range(numlines) ]
q,w,e,r = zip(rows)

-- Paul