#include
#include #include using namespace std; int main(){ int t; cin>>t; while(t--){ vector a(101); for(int i=1;i<101;i++) a[i]=i; int l,s; cin>>l; for(int i=0;i>x>>y; a[x]=y; } cin>>s; for(int i=0;i>x>>y; a[x]=y; } vector dist(101,-1); queue q; dist[1]=0; q.push(1); int ans=-1; while(!q.empty()&&ans==-1){ int u=q.front(); q.pop(); for(int i=u+1;i #include #include #include #include #include #include #include using namespace std; vector p(100001),rnk(100001,1),child(100001); vector sum(400020); vector > > ed; vector > > mst(100001); int n,e; bitset<100001> vis; int find(int a){ return p[a]==a?a:p[a]=find(p[a]); } bool same(int a,int b){ return find(a)==find(b); } void merge(int a,int b){ if(!same(a,b)){ if(rnk[find(a)]>rnk[find(b)]){ p[find(b)]=find(a); } else { p[find(a)]=find(b); } if(rnk[find(a)]==rnk[find(b)]) rnk[find(b)]++; } } int dfs(int u){ vis[u]=1; int ans=1; for(int i=0;iusing namespace std; int main(){ ios::sync_with_stdio(0); cin.tie(NULL); int t; cin>>t; while(t--){ int n,x; cin>>n>>x; vector a(n); for(int i=0;i>a[i]; sort(a.begin(),a.end()); auto it=lower_bound(a.begin(), a.end(),x); int aft; if(it==a.end()){cout<*it)aft=0; else aft=1; } if(aft){ int d=0; auto it2=it; while(it!=a.end()){ ++d; if(x<*it)x<<=1; else{x=(*it)<<1,it++;} } cout< #include #include #include #include #include #include #include typedef unsigned long long ull; using namespace std; vector p(3001),rnk(3001,1); int find(int a){ return p[a]==a?a:p[a]=find(p[a]); } bool same(int a,int b){ return find(a)==find(b); } void merge(int a,int b){ /*if(!same(a,b))*/{ if(rnk[find(a)]>rnk[find(b)]){ // num[find(a)]+=num[find(b)]; p[find(b)]=find(a); } else { // num[find(b)]+=num[find(a)]; p[find(a)]=find(b); } if(rnk[find(a)]==rnk[find(b)]) rnk[find(b)]++; } } int main(){ int n,e; cin>>n>>e; for(int i=1;i<=n;i++) p[i]=i; vector > a; for(int i=0;i>x>>y>>w; a.push_ba. 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