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#include <stdio.h>
#include <string.h>
#include "lrslib.h"
#define MAXLINE 1000
/* Usage: setupnash2 game game1.ine game2.ine */
/* Reads input file game containing */
/* m n */
/* A matrix (m by n rationals ) */
/* B matrix (m by n rationals ) */
/* Outputs: two files game1.ine game2.ine */
/* that are used by nash */
/* This program builds polytope form: */
/* Bx<=1, x>=0; Ay <=1, y>=0 */
/* MATRICES SHOULD HAVE POSITIVE ENTRIES */
int
main (int argc, char *argv[])
{
long m,n,i,j;
long Anum[100][100], Bnum[100][100];
long Aden[100][100], Bden[100][100];
if ( argc < 3 )
{
printf ("\nUsage: setupnash2 infile outfile1 outfile2\n");
return(FALSE);
}
if ((lrs_ifp = fopen (argv[1], "r")) == NULL)
{
printf ("\nBad input file name\n");
return (FALSE);
}
else
printf ("\n*Input taken from file %s", argv[1]);
if(fscanf(lrs_ifp,"%ld %ld",&m,&n)==EOF)
{ printf("\nInvalid m,n");
return(FALSE);
}
if( m > 1000 || n > 1000)
{
printf ("\nm=%ld n=%ld",m,n);
printf ("\nBoth m and n must be at most 1000\n");
return(FALSE);
}
/* process input file */
/* read A matrix */
for (i=0;i<m;i++)
for (j=0;j<n;j++)
lreadrat(&Anum[i][j],&Aden[i][j]);
/* read B matrix */
for (i=0;i<m;i++)
for (j=0;j<n;j++)
lreadrat(&Bnum[i][j],&Bden[i][j]);
/* write first output file */
if ((lrs_ofp = fopen (argv[2], "w")) == NULL)
{
printf ("\nBad output file name\n");
return (FALSE);
}
else
printf ("\n*Output one sent to file %s\n", argv[2]);
fprintf(lrs_ofp,"*%s: player 1",argv[1]);
fprintf(lrs_ofp,"\nH-representation");
fprintf(lrs_ofp,"\nbegin");
fprintf(lrs_ofp,"\n%ld %ld rational",m+n,m+1);
for (i=0;i<m;i++)
{
fprintf(lrs_ofp,"\n0 ");
for (j=0;j<m;j++)
{
if ( i == j )
fprintf(lrs_ofp,"1 ");
else
fprintf(lrs_ofp,"0 ");
}
}
for (i=0;i<n;i++)
{
fprintf(lrs_ofp,"\n1 ");
for (j=0;j<m;j++)
lprat("",-Bnum[j][i],Bden[j][i]);
}
fprintf(lrs_ofp,"\nend");
fprintf(lrs_ofp,"\n");
fclose(lrs_ofp);
/* output file 2 */
if ((lrs_ofp = fopen (argv[3], "w")) == NULL)
{
printf ("\nBad output file name\n");
return (FALSE);
}
else
printf ("\n*Output two sent to file %s\n", argv[3]);
fprintf(lrs_ofp,"*%s: player 2",argv[1]);
fprintf(lrs_ofp,"\nH-representation");
fprintf(lrs_ofp,"\nbegin");
fprintf(lrs_ofp,"\n%ld %ld rational",m+n,n+1);
for (i=0;i<m;i++)
{
fprintf(lrs_ofp,"\n1 ");
for (j=0;j<n;j++)
lprat("",-Anum[i][j],Aden[i][j]);
}
for (i=0;i<n;i++)
{
fprintf(lrs_ofp,"\n0 ");
for (j=0;j<n;j++)
{
if ( i == j )
fprintf(lrs_ofp,"1 ");
else
fprintf(lrs_ofp,"0 ");
}
}
fprintf(lrs_ofp,"\nend");
fprintf(lrs_ofp,"\n");
fclose(lrs_ofp);
return(TRUE);
}
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