#include <iostream>

#include <cstdio>

using namespace std;

int f[];

int zhaobaba(int x)

{

    if(f[x]==x) return x;

    return f[x]=zhaobaba(f[x]);

}

int main()

{

    int T;

    cin>>T;

    int t=T;

    while(t--){

        int n,m;

        cin>>n>>m;

        for(int i=;i<=*n;i++) f[i]=i;

        bool lala=;

        for(int i=;i<=m;i++){

            int u,v;

            scanf("%d%d",&u,&v);

            if(lala) continue;

            if(zhaobaba(u)==zhaobaba(v)){

                lala=;

                continue;

            }

            f[zhaobaba(u)]=zhaobaba(v+n);

            f[zhaobaba(u+n)]=zhaobaba(v);

        }

        cout<<"Scenario #"<<T-t<<":"<<endl;

        if(!lala){

            cout<<"No suspicious bugs found!"<<endl;

        }

        else{

            cout<<"Suspicious bugs found!"<<endl;

        }

        cout<<endl;

    }

}