sort by first occurrence by inaniwa

#define S s[(*p|p[1])%2000+404]
s[9999];*p=s;main(){for(;gets(p+=4);)++S;for(p=s;--S<0?p+=4,*p:puts(p););}

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

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