Bastiaaaan

#!/usr/bin/python3.5

y = [3,3,0,0,0,1,1,1,2,2,2,1,1,0]

result = {}

i=0
for v in y:
        if v not in result.keys():
                result[v] = [0] * len(y)
        result[v][i] = 1
        i+=1

for key in result.keys():
        print('{}: {}'.format(key, result[key]))