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1.1 KiB
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1.1 KiB
import{t as e}from"./rolldown-runtime-Bhmf7a9N.js";var t=e(((e,t)=>{var n={single_source_shortest_paths:function(e,t,r){var i={},a={};a[t]=0;var o=n.PriorityQueue.make();o.push(t,0);for(var s,c,l,u,d,f,p,m,h;!o.empty();)for(l in s=o.pop(),c=s.value,u=s.cost,d=e[c]||{},d)d.hasOwnProperty(l)&&(f=d[l],p=u+f,m=a[l],h=a[l]===void 0,(h||m>p)&&(a[l]=p,o.push(l,p),i[l]=c));if(r!==void 0&&a[r]===void 0){var g=[`Could not find a path from `,t,` to `,r,`.`].join(``);throw Error(g)}return i},extract_shortest_path_from_predecessor_list:function(e,t){for(var n=[],r=t;r;)n.push(r),e[r],r=e[r];return n.reverse(),n},find_path:function(e,t,r){var i=n.single_source_shortest_paths(e,t,r);return n.extract_shortest_path_from_predecessor_list(i,r)},PriorityQueue:{make:function(e){var t=n.PriorityQueue,r={},i;for(i in e||={},t)t.hasOwnProperty(i)&&(r[i]=t[i]);return r.queue=[],r.sorter=e.sorter||t.default_sorter,r},default_sorter:function(e,t){return e.cost-t.cost},push:function(e,t){var n={value:e,cost:t};this.queue.push(n),this.queue.sort(this.sorter)},pop:function(){return this.queue.shift()},empty:function(){return this.queue.length===0}}};t!==void 0&&(t.exports=n)}));export{t}; |