Contents

def rows(row_count):
    if row_count < 0:
        return None
    elif row_count == 0:
        return []
    r = []
    for i in range(row_count):
        rn = [1]
        for j in range(i):
            rn.append(sum(r[-1][j:j+2]))
        r.append(rn)
    return r

Version data entries

52 entries across 52 versions & 1 rubygems

Version	Path
trackler-2.2.1.180	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.179	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.178	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.177	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.176	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.175	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.174	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.173	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.172	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.171	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.170	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.169	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.167	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.166	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.165	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.164	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.163	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.162	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.161	tracks/python/exercises/pascals-triangle/example.py
trackler-2.2.1.160	tracks/python/exercises/pascals-triangle/example.py