Power Set by madogiwa

#define P printf
r(n,l,b){P("{");for(b=0;b<16;b++)n&1<<b?l?l=0:P(", "),b?r(b):P("0"):1;P("}");}main(g){g=getchar()-48;r(g&4?65535:g|1);}

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

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