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src/1124/U182685.cpp
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26
src/1124/U182685.cpp
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#include <bits/stdc++.h>
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using namespace std;
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using ll = int64_t;
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const ll maxn{ll(1e6+5)};
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ll t,n,m,ind[maxn];
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vector<pair<ll,ll>> adj[maxn];
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int main(){
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ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
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cin>>t;
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while(t--){
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cin>>n>>m;
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fill(ind,ind+n+1,0);
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for(ll i{1};i<=n;i++)adj[i].clear();
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for(ll i{1};i<=m;i++){
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ll u,v,w;
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cin>>u>>v>>w;
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for(ll i{1};i<=n;i++){
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adj[(u+i)%n+1].emplace_back((v+i)%n+1,w);
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adj[(v+i)%n+1].emplace_back((u+i)%n+1,w);
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}
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}
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}
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}
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