41 lines
906 B
C++
41 lines
906 B
C++
#include<stdio.h>
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#include<algorithm>
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using namespace std;
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int f1[1000001];
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int f2[1000001];
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int A,B,C,D;
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int i,j,ans,s;
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int main()
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{
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while(~scanf("%d%d%d%d",&A,&B,&C,&D))
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{
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ans = 0;
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if(A>0 && B>0 && C>0 && D>0 || A<0 && B<0 && C<0 && D < 0)
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{
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printf("0\n");
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continue;
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}
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memset(f1,0,sizeof(f1));
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memset(f2,0,sizeof(f2));
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for(i=1;i<=100;i++)
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{
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for(j=1;j<=100;j++)
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{
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s = A*i*i + B*j*j;
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if(s>=0) f1[s]++;
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else f2[-s]++;
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}
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}
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for(i=1;i<=100;i++)
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{
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for(j=1;j<=100;j++)
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{
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s = C*i*i + D*j*j;
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if(s>0) ans += f2[s];
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else ans += f1[-s];
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}
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}
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printf("%d\n",ans*16);
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}
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}
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