# index_dict_overlap.py

# index_dict_overlap.py

MATRIX = {}
tmp = []
for y in range(10):
    for x in range(10):
        MATRIX[(x,y)] = []
        tmp.append([0,(x,y)])
for z in range(120):
    at = tmp.index(min(tmp))
    xy = tmp[at][-1]
    MATRIX[xy].append(z)
    tmp[at] = [tmp[at][0]+1,xy]
for z in MATRIX:
    print MATRIX[z]