a,b,c=map(int,input().split());k=0
l=[]
for i in range(1,b//a+1):l+=[i]
if (c+b)%a==0:l+=[(c+b)//a]
l=sorted(list(set(l)))
if len(l)==0:
    print(-1)
else:
    for i in l:
        print(i)