char g[999],*c=g,a[9],*d=a;main(t){read(0,g,999);while(*c){if(*c==62)++d;if(*c==60)--d;if(*c==43)++*d;if(*c==45)--*d;if(*c==46)putchar(*d);if(*c==93&&*d)for(t=1;--c,t>0;){if(*c==93)++t;if(*c==91)--t;}++c;}}
Note that non-ascii characters in the above source code will be escaped (such as \x9f).