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on January 26, 2023

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The Nagging React Newbie -- Juspay Hiring Solutions Join Our WhatsApp Group N=int(input()) strail={} def sol(u,v): strail[u].append(v) for i in range(N): n1=int(input()) strail[n1]=[] zero=int(input()) for i in range(zero): u,v=map(int,input().split()) sol(u,v) start=int(input()) end=int(input()) trail=[] trail.append(start) def trailaverse(strail,start): for i in strail[start]: if(i==end): return if(len(strail[start])==0): return else: trail.append(i) trailaverse(strail,i) trailaverse(strail,start) trail=sorted(trail) for i in trail: print(i,end=" ") Join Our WhatsApp Group

Find Reachibility

Find Reachibility -- Juspay Hiring Solutions Join Our WhatsApp Group import java.util.*; import java.lang.*; import java.io.*; class Codechef { public static void main (String[] args){ Scanner sc = new Scanner(System.in); int t = sc.nextInt(); while(t!=0){ int n = sc.nextInt(); int sum = 0, diff = 0; int[] A = new int[n]; int[]B = new int[n]; for (int i = 1; i < n; i++){ A[i] = sc.nextInt(); sum += A[i]; B[i] = A[i]; A[i] = sum; } for (int i = 0; i < n-1; i++){ diff = A[i+1] - B[i]; if(diff > 0){ B[i+1] = B[i] + diff + B[i+1]; } else{ B[i+1] = B[i] + B[i+1]; } } System.out.println(B[n-1]); t--; } } } Join Our WhatsApp Group

Learn Js

Learn Js Solutions Join Our WhatsApp Group #include <iostream> #include <bits/stdc++.h> using namespace std; vector<pair<int,int>>adj[1000001]; int main() { int n; cin >> n; unordered_map<int, int>mp; for(int i =0;i<n;++i){ int x; cin>>x; mp[x] =INT_MAX; } int e; cin>>e; for(int i =0;i<e;++i){ int x,y,d; cin>>x>>y>>d; adj[x].push_back({y,d}); } int src,dest; cin>>src>>dest; set<pair<int,int>>s; mp[src]=0; s.insert({0, src}); while(!s.empty()){ pair<int, int>tmp=*(s.begin()); s.erase(s.begin()); int u = tmp.second; for(auto i = adj[u].begin();i!=adj[u].end();++i){ int v = (*i).first; int weight = (*i).second; if(mp[v]>mp[u]+weight){ if(mp[v]!=INT_MAX) s.erase(s.find({mp[v],v})); mp[v] = mp[u]+weight; s.insert({mp[v],v}); } } } if(mp[dest]==INT_MAX) cout<<-1&

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