OJ-Problems-Source/HDOJ/2669_autoAC.cpp
2016-08-24 18:19:33 +08:00

43 lines
752 B
C++

#include <iostream>
using namespace std;
typedef long long LL;
LL gcd(LL a, LL b)
{
return b ? gcd(b, a%b) : a;
}
LL extend_gcd(LL a, LL b, LL &x, LL &y)
{
if (b == 0)
{
x = 1;
y = 0;
return a;
}
LL d = extend_gcd(b, a%b, x, y);
LL t = x;
x = y;
y = t- a/b *y;
return d;
}
int main()
{
LL a, b;
while (cin >> a >> b)
{
if (gcd(a, b) != 1)
cout << "sorry" << endl;
else
{
LL x, y;
extend_gcd(a, b, x, y);
while (x <= 0)
{
x+= b;
y-= a;
}
cout << x << " "<< y<< endl;
}
}
return 0;
}