double o,x;a,b;f(){o-=ffs(++a)*2-4;}main(c,s){for(;gets(s);puts("]")){for(c=~printf("[");c;c=*(s++?:""))c>99?a*=2,b*=2,--o:c%4?c-62?({for(x=c&=1;a<b;f())x=c?x*o:x+o;a%=b=1,o=x;}):--b:f();for(;a<b;f())printf(", %.f"+2-c,o),c=2;}}
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