Guess what it is

#include <stdio.h>
#include <stack>

int main(){
    std::stack<int> s;
    int pos;
    char in[100000];
    printf( ": "); gets( in );
    FILE* a = fopen( "out.bin", "w" );
    int p = 0x9D93;

    fprintf( a, "%c%c", 0xBB, 0x6D ); p+=2;
    char getAnstoDE[] = {   0x21, 0x78, 0x84,
                            0x36, 0x04,
                            0x23,
                            0x36, 0x72,
                            0x23,
                            0x36, 0x00,
                            0x23,
                            0x36, 0x00,
                            0xEF, 0xF4, 0x42,
                            0x1A, 0x6f, 0x13,
                            0x1A, 0x67, 0x13,
                            0x19, 0x36, 0x00
                            };
    fwrite( getAnstoDE, 26, 1, a ); p += 26;
    fprintf( a, "%c%c%c", 0x21, 0xEC, 0x86 ); p+=3;

    fprintf( a, "%c%c", 0x3E, 0xFF ); p+=2;
    fprintf( a, "%c%c%c%c%c%c%c%c%c", 0x36, 0, 0x23, 0x3D, 0xFE, 0, 0xC2, p&0xFF, (p>>8)&0xFF ); p+=9;
    fprintf( a, "%c%c%c%c%c", 0x21, 0xEC, 0x86, 0x06, 0x00 ); p+=5;

    for( int i = 0; in[i] != 0; i ++ ){
        switch( in[i] ){
            case 0x2B:
                fprintf( a, "%c", 0x34 ); p++;
                break;
            case 0x2D:
                fprintf( a, "%c", 0x35 ); p++;
                break;
            case 0x3E:
                fprintf( a, "%c%c%c%c%c%c%c%c%c", 0x23, 0x78, 0xC6, 0x01, 0x30, 0x01, 0x25, 0x47 ); p+=8;
                break;
            case 0x3C:
                fprintf( a, "%c%c%c%c%c%c%c%c%c", 0x2B, 0x78, 0xD6, 0x01, 0x30, 0x01, 0x24, 0x47 ); p+=8;
                break;
            case 0x5B:
            {
                s.push( p+6 );
                int pp = p;
                for( int j = i+1, depth = 1; in[j] != 0; j++ ){
                    if( in[j] == '[' ) depth ++;
                    if( in[j] == ']' ) depth --;

                    if( in[j] == 0x2B || in[j] == 0x2D ){
                        pp++;
                    }
                    if( in[j] == 0x3C || in[j] == 0x3E ){
                        pp+=8;
                    }

                    if( in[j] == 0x5B || in[j] == 0x5D ){
                        pp+=6;
                    }
                    if( in[j] == 0x2E){
                        pp+=4;
                    }
                    if( in[j] == 0x2C){
                        pp+=7;
                    }

                    if( depth <= 0 ) break;
                }
                fprintf( a, "%c%c%c%c%c%c", 0x7E, 0xFE, 0x00, 0xCA, pp&0xFF, (pp>>8)&0xFF ); p+=6;
            } break;
            case 0x5D:
            {
                int pp = s.top( );
                s.pop();
                fprintf( a, "%c%c%c%c%c%c", 0x7E, 0xFE, 0x00, 0xC2, pp&0xFF, (pp>>8)&0xFF ); p+=6;
            } break;
            case 0x2E:
            {
                fprintf( a, "%c%c%c%c", 0x7E, 0xEF, 0x04, 0x45 ); p+=4;
            } break;
            case 0x2C:
            {
                fprintf( a, "%c%c%c%c%c%c%c", 0x1A, 0x77, 0xFE, 0x00, 0x28, 0x01, 0x13 ); p+=7;
            } break;

        }
    }
    fprintf( a, "%c", 0xC9 ); p+=1;
}