31 lines
378 B
C++
31 lines
378 B
C++
#include<cstdio>
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int egcd(int a,int b,int &x,int &y)
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{
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static int d;
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d=a;
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if(b!=0)
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{
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d=egcd(b,a%b,y,x);
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y-=(a/b)*x;
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}
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else x=1,y=0;
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return d;
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}
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int a,b;
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void solve()
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{
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int x,y;
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if(egcd(a,b,x,y)>1) printf("-1\n");
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else printf("%d %d %d %d\n",x>=0?x:0,x<0?-x:0,y>=0?y:0,y<0?-y:0);
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}
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void init()
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{
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scanf("%d%d",&a,&b);
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}
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int main()
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{
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init();
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solve();
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return 0;
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}
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