s = input().split() n = int(s[0]) x = int(s[1]) y = int(s[2]) for i in range(1, n // x): for j in range(1, n // y): if i % 2 == 0 and j % 2 == 0 and x * i + y * j == n: print(i, end=' ') print(j) /************************************************************** Problem: 1227 User: admin Language: Python Result: Accepted Time:97 ms Memory:34480 kb ****************************************************************/