#include
using namespace std;
int x,y,q;
int exgcd(int a,int b)
{
if (b==0)
{
x=1;
y=0;
q=a;
return 0;
}
else
{
exgcd(b,a%b);
int t=x;
x=y;
y=t-a/b*y;
}
return 0;
}
int main()
{
int aa,bb,a,b,c;
while (~scanf("%d%d%d",&a,&b,&c)) //ax+by=c?
{
/*if (a
链接:http://blog.csdn.net/modiz/article/details/38024857