Codeforces Number Theory #Codeforces

7C.py

def exgcd(a, b):
    if 0 == b:
        return 1, 0, a
    x, y, q = exgcd(b, a % b)
    x, y = y, (x - a // b * y)
    return x, y, q

def main():
    a, b, c = map(int, input().split())
    c = -c
    x, y, q = exgcd(a, b)
    if c % q == 0:
        print("%d %d"%(c//q*x, c//q*y))
    else:
        print(-1)

if __name__ == "__main__":
    main()