z[9999];i;j;l=2;main(b){for(;i++>1e4?i=j=0,l=b%9999:z[i]?:++j%l?l/i|b>l||printf("1 %d"+l%2,b=i):++z[i];);}
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
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