自动转换机简易版

#include<stdio.h>

void getch(char a[],int n,char c1[],char c2[],char c3[],char f1[],char f2[])
{
    int i,i1=0,i2=0;
    for(i=0;i<n;i++)
    {
        if(a[i]=='*')
        {
            c2[i-1]=a[i-1];

        }
    }
    for(i=0;i<n;i++)
    {
        if(a[i]=='|')
        {
            c1[i]=a[i+1];
        }
    }

    for(i=0;i<n;i++)
    {
        if(a[i]=='|')
        {
          i=i+1;
        }
        else if(a[i+1]=='*')
        {
            i=i+1;
        }
        else if(a[i]=='*')
        {

        }
        else
        {
            c3[i]=a[i];
        }
    }

    for(i=0;i<n;i++)
    {
        if(c3[i]!='0' && c2[i+1]=='0')
        {
            f1[i1]=c3[i];
            i1=i1+1;
        }

         else if(c3[i]!='0' && c1[i]=='0' && c2[i+1]!='0')
        {
           f1[i1]=c3[i1];
           i1=i1+1;
           f1[i1]='&';
           f1[i1+1]=c2[i+1];
           f1[i1+2]='&';
           i1=i1+3;
        }
        else if(c3[i]=='0' && c1[i]=='0' && c2[i+1]!='0')
        {

           f1[i1]='&';
           f1[i1+1]=c2[i+1];
           f1[i1+2]='&';
           i1=i1+3;
        }
        else if(c3[i]=='0' && c1[i]=='0' && c2[i1]!='0')
        {

           f1[i1]='&';
           f1[i1+1]=c2[i];
           f1[i1+2]='&';
           i1=i1+3;
        }
          else if(c1[i]!='0' && c2[i+1]=='0')
        {
            if(c2[i-2]!='0' && c1[i-3]=='0')
            {
                  i2=i1-3;
                  f2[i2]=c1[i];
                  i2=i2+1;
            }
            else
            {
                  i2=i1-1;
                  f2[i2]=c1[i];
                  i2=i2+1;
            }

        }
        else if(c1[i]!='0' && c2[i+1]!='0')
        {
            if(c1[i-1]=='0'&&c1[i-3]=='0')
            {
               i2=i1;
               i2=i2-3;
               f2[i2]='&';
               f2[i2+1]=c2[i+1];
               f2[i2+2]='&';
               i2=i2+1;
            }
            else
            {
               i2=i1;
               i2=i2-1;
               f2[i2]='&';
               f2[i2+1]=c2[i+1];
               f2[i2+2]='&';
               i2=i2+1;
            }

        }

        else
        {

        }
    }
}

void printfc(char f1[],char f2[],int n)
{
    int i=0,i1=0,s=0,i3=0,k;
    int x[100];
    for(i=0;i<2*n;i++)
    {
        x[i]=i;
    }
    i=0;
    while(f1[i]!='0')
    {
        if(f2[i]=='0')
        {

            if(f1[i]=='&' && f1[i+2]=='&')
                 {
                     if(s!=0)
                     {
                        k=k+1;
                        printf("f(%d,%c)=%d\n",x[i],f1[i],x[k]);
                        printf("f(%d,%c)=%d\n",x[k],f1[i+1],x[k]);
                        i=i+1;
                        i1=i1+1;
                        k=k+1;
                        s=s-1;
                     }
                     else
                     {
                        printf("f(%d,%c)=%d\n",x[i1],f1[i],x[i1+1]);
                        printf("f(%d,%c)=%d\n",x[i1+1],f1[i+1],x[i1+1]);
                        i=i+1;
                        i1=i1+1;
                     }

                 }
            else
               {
                    if(s!=0)
                    {

                       printf("f(%d,%c)=%d\n",x[i],f1[i],x[k]);
                       k=k+1;
                       s=s-1;
                    }
                else
                    {
                        printf("f(%d,%c)=%d\n",x[i1],f1[i],x[i1+1]);
                        i1=i1+1;
                    }
               }

        }
        else
        {

              i3=i;
              i1=i;
              while(f2[i3]!='0')
              {
                 if(f2[i3]=='&' && f2[i3+2]=='&')
                 {
                      printf("f(%d,%c)=%d\n",x[i-1],f2[i3],x[i1+1]);
                      printf("f(%d,%c)=%d\n",x[i1+1],f2[i3+1],x[i1+1]);
                      f2[i3]='0';
                      f2[i3+1]='0';
                      i3=i3+2;
                      i1=i1+1;

                 }
                 else
                 {
                     printf("f(%d,%c)=%d\n",x[i-1],f2[i3],x[i1+1]);

                     i1=i1+1;

                     if(f2[i3]=='&')
                     {
                         k=i1;
                     }
                     else
                     {k=i1+1;}
                     f2[i3]='0';
                     i3=i3+1;
                     s=s+1;
                 }
              }
            i=i-1;
          // printf("f(%d,%c)=%d\n",x[i],f1[i],x[i+1]);
           //printf("f(%d,%c)=%d\n",x[i],f2[i],x[i+1]);
        }
        i=i+1;
    }
}

main()
{
       char a[100];
       char c1[100],c2[100],c3[100],f1[100],f2[100];
       int m, n,i,j;
       printf("请你输入字符串在X[i]数组中");
       gets(a);
       n=strlen(a);
       for(i=0;i<2*n;i++)
       {
           f1[i]=f2[i]=c1[i]=c2[i]=c3[i]='0';
       }
       getch(a,n,c1,c2,c3,f1,f2);

       for(i=0;i<n;i++)
       {
           printf("%c  ",c3[i]);
       }
       printf("\n");
        for(i=0;i<n;i++)
       {
           printf("%c  ",c1[i]);
       }
       printf("\n");
       for(i=0;i<n;i++)
       {
           printf("%c  ",c2[i]);
       }
       printf("\n");

        for(i=0;i<2*n;i++)
       {
           printf("%c  ",f1[i]);
       }
       printf("\n");
        for(i=0;i<2*n;i++)
       {
           printf("%c  ",f2[i]);
       }

       printfc(f1,f2,n);
       //ZDZHJ(a,n);
}