#include <stdio.h>
#define B break
unsigned char*p,t[1<<16],i,*d;
void c(){do{switch(*p)
{case'+':(*d)++;B;
case'-':(*d)--;B;
case'<':(d)--;B;
case'>':(d)++;B;
case'.':putchar(*d);B;
case',':(*d)=getchar();B;
case'[':if(!*d){int n=1;while(n)if(*++p=='[')n++;else if(*p==']')n--;}B;
case']':if(*d){int n=1;while(n)if(*--p==']')n++;else if(*p=='[')n--;}B;
default:;}}while(*++p);}
int main(int a,unsigned char**v){if(a<2)return 1;p=v[1];d=t;c();}