程序代码：

#include <stdio.h>
#include <stdlib.h>

void input(double *p,int nn,int mm)// double (*p)[nn*mm]
{
    int i,j;
    for(i=0;i<nn;i++)
    {
        for(j=0;j<mm;j++)
            scanf("lf",*(p+i)+j);
    }
}
int fun(double *p,int nn,int mm,int xx,int yy)
{
    double max=*p;
     int i,j;
   for(i=0;i<nn;i++)
    {
        for(j=1;j<mm;j++)
           {
                if((*(*(p+i)+j))>max)  //？？？？？？？？？？？？？？？？？？？ error: invalid type argument of unary '*' (have 'double')
                {
                     max=*(*(p+i)+j);    //？？？？？？？？？？？？？？？？？？？  error: invalid type argument of unary '*' (have 'double')


                     xx=i+1;
                     yy=j+1;
                }
           }
    }
    return max;
}

int fun2(double *p,int nn,int mm,int xx,int yy)
{
    double max=p[0][0];//？？？？？？？？？error: subscripted value is neither array nor pointer nor vector
     int i,j;
   for(i=0;i<nn;i++)
    {
        for(j=1;j<mm;j++)
           {
                if(p[i][j]>max)  //？？？？？？？？？error: subscripted value is neither array nor pointer nor vector
                {
                     max=p[i][j];  //？？？？？？？？？error: subscripted value is neither array nor pointer nor vector
                     xx=i+1;
                     yy=j+1;
                }
           }
    }
    return max;
}

int main()
{
    int n,m;
    while(scanf("%d %d",&n,&m)!=EOF)
    {

       int x=0,y=0;
        double a[11][11];
        input(a,n,m);
        //fun(a,n,m,x,y);
        printf("%.2f %d %d",fun(a,n,m,x,y),x,y);
    }
    return 0;
}