appappmapfnilnilappappmapfappappconsxxsappappconsappfxappappmapfxsappapple0ytrueappappleappsx0falseappappleappsxappsyappapplexyappappmaxlistxappappconsyysappappifappapplexyappappmaxlistyysappappmaxlistxnilxappheightappappnodexxsappsappappmaxlist0appappmapheightxs2.1appmap0mapmap1map2nil0nilcons0conscons1cons2le0lele1le2000true0trues0ss1false0falsemaxlist0maxlistmaxlist1maxlist2if0ifif1if2height0heightheight1node0nodenode1node2appmapy1map1y1appmap1x0y1map2x0y1appconsy1cons1y1appcons1x0y1cons2x0y1appley1le1y1apple1x0y1le2x0y1appsy1s1y1appmaxlisty1maxlist1y1appmaxlist1x0y1maxlist2x0y1appify1if1y1appif1x0y1if2x0y1appheighty1height1y1appnodey1node1y1appnode1x0y1node2x0y1map2fnilnilmap2fcons2xxscons2appfxmap2fxsle20ytruele2s1x0falsele2s1xs1yle2xymaxlist2xcons2yysif2le2xymaxlist2yysmaxlist2xnilxheight1node2xxss1maxlist20map2heightxsappmapy1map1y1appmap1x0y1map2x0y1appconsy1cons1y1appcons1x0y1cons2x0y1appley1le1y1apple1x0y1le2x0y1appsy1s1y1appmaxlisty1maxlist1y1appmaxlist1x0y1maxlist2x0y1appify1if1y1appif1x0y1if2x0y1appheighty1height1y1appnodey1node1y1appnode1x0y1node2x0y1map228nil00cons222app28le221005true03false05maxlist225if224height118node225height05map09map116cons010cons117le011s012maxlist013if014node015map2221nil0cons2212app221le221200true0s111false0maxlist2212if2212height111node2212height0map0map111cons0cons111le0le111s0maxlist0maxlist111if0if111node0node111le2s1xs1yle2xy1le222112s11221AProVEAProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty Statistics for single proof: 100.00 % (4 real / 0 unknown / 0 assumptions / 4 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe