Task: Execute Brain____

C: #include <stdio.h>
int main(){
     int ptr=0, i=0, cell[7];
     for( i=0; i<7; ++i) cell[i]=0;
     ptr+= 1;
     if(ptr>=7) perror("Program pointer overflow");
     cell[ptr]+= 8;
     while(cell[ptr])
     {
          ptr-= 1;
          if(ptr<0) perror("Program pointer underflow");
          cell[ptr]+= 9;
          ptr+= 1;
          if(ptr>=7) perror("Program pointer overflow");
          cell[ptr]-= 1;
     }
     ptr-= 1;
     if(ptr<0) perror("Program pointer underflow");
     putchar(cell[ptr]);
     ptr+= 2;
     if(ptr>=7) perror("Program pointer overflow");
     cell[ptr]+= 1;
     ptr+= 1;
     if(ptr>=7) perror("Program pointer overflow");
     cell[ptr]+= 1;
     ptr+= 1;
     if(ptr>=7) perror("Program pointer overflow");
     cell[ptr]+= 2;
     ptr+= 1;
     if(ptr>=7) perror("Program pointer overflow");
     while(cell[ptr])
     {
          cell[ptr]-= 1;
     }
     cell[ptr]+= 1;
     ptr-= 1;
     if(ptr<0) perror("Program pointer underflow");
     while(cell[ptr])
     {
          ptr+= 1;
          if(ptr>=7) perror("Program pointer overflow");
          while(cell[ptr])
          {
               cell[ptr]-= 1;
               ptr+= 1;
               if(ptr>=7) perror("Program pointer overflow");
               cell[ptr]+= 1;
               ptr-= 2;
               if(ptr<0) perror("Program pointer underflow");
               cell[ptr]+= 4;
               ptr+= 1;
               if(ptr>=7) perror("Program pointer overflow");
          }
          ptr-= 2;
          if(ptr<0) perror("Program pointer underflow");
     }
     ptr+= 1;
     if(ptr>=7) perror("Program pointer overflow");
     putchar(cell[ptr]);
     cell[ptr]+= 7;
     putchar(cell[ptr]);
     putchar(cell[ptr]);
     cell[ptr]+= 3;
     putchar(cell[ptr]);
     ptr+= 2;
     if(ptr>=7) perror("Program pointer overflow");
     cell[ptr]+= 7;
     putchar(cell[ptr]);
     ptr-= 3;
     if(ptr<0) perror("Program pointer underflow");
     while(cell[ptr])
     {
          while(cell[ptr])
          {
               cell[ptr]-= 1;
          }
          ptr-= 1;
          if(ptr<0) perror("Program pointer underflow");
          while(cell[ptr])
          {
               cell[ptr]-= 1;
          }
          ptr+= 1;
          if(ptr>=7) perror("Program pointer overflow");
     }
     ptr-= 1;
     if(ptr<0) perror("Program pointer underflow");
     cell[ptr]+= 15;
     putchar(cell[ptr]);
     ptr+= 2;
     if(ptr>=7) perror("Program pointer overflow");
     putchar(cell[ptr]);
     cell[ptr]+= 3;
     putchar(cell[ptr]);
     cell[ptr]-= 6;
     putchar(cell[ptr]);
     cell[ptr]-= 8;
     putchar(cell[ptr]);
     ptr+= 2;
     if(ptr>=7) perror("Program pointer overflow");
     cell[ptr]+= 1;
     putchar(cell[ptr]);
     ptr+= 1;
     if(ptr>=7) perror("Program pointer overflow");
     cell[ptr]+= 4;
     putchar(cell[ptr]);
     return 0;
}




Go: package main

import "fmt"

func main() {
    
    
    bf(10, `++++++++++[>+>+++>++++>+++++++>++++++++>+++++++++>++
++++++++>+++++++++++>++++++++++++<<<<<<<<<-]>>>>+.>>>
>+..<.<++++++++.>>>+.<<+.<<<<++++.<++.>>>+++++++.>>>.+++.
<+++++++.--------.<<<<<+.<+++.---.`)
}

func bf(dLen int, is string) {
    ds := make([]byte, dLen) 
    var dp int               
    for ip := 0; ip < len(is); ip++ {
        switch is[ip] {
        case '>':
            dp++
        case '<':
            dp--
        case '+':
            ds[dp]++
        case '-':
            ds[dp]--
        case '.':
            fmt.Printf("%c", ds[dp])
        case ',':
            fmt.Scanf("%c", &ds[dp])
        case '[':
            if ds[dp] == 0 {
                for nc := 1; nc > 0; {
                    ip++
                    if is[ip] == '[' {
                        nc++
                    } else if is[ip] == ']' {
                        nc--
                    }
                }
            }
        case ']':
            if ds[dp] != 0 {
                for nc := 1; nc > 0; {
                    ip--
                    if is[ip] == ']' {
                        nc++
                    } else if is[ip] == '[' {
                        nc--
                    }
                }
            }
        }
    }
}