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using namespace std;
void Out(int* p)
{
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    p = &j;
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    cout<<*p<<endl;
}
int main(int argc,char*argv[])
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#include<math.h>
#define u 20
int i,j,n,m;
float Ix[u],I[u][u],H_X,H_Y,H_XY,I_XY,H_XpY,Pypx[u][u],Px[u],H_YpX,Py[u],Pxpy[u][u],Pxy[u][u];
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