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Re:水题啊!Floyd0MS秒杀In Reply To:水题啊!Floyd0MS秒杀 Posted by:ldf00000 at 2011-07-11 17:14:11 > #include <iostream> > > using namespace std; > > const int MAXN=100,INF=1<<30-1; > int map[MAXN][MAXN]; > > inline void eqmin(int & a,int b) > { > if (b<a) a=b; > } > > int main() > { > int n,m,a,b; > for(cin>>n;n!=0;cin>>n) > { > for(int i=0;i<n;i++) > for(int j=0;j<n;j++) map[i][j]=INF; > for(int i=0;i<n;i++) > { > cin>>m; > for(int j=0;j<m;j++) > { > cin>>a>>b; > map[i][a-1]=b; > } > } > > for(int k=0;k<n;k++) > for(int i=0;i<n;i++) > for(int j=0;j<n;j++) > if (i!=j) eqmin(map[i][j],map[i][k]+map[k][j]); > > int tmax=INF,res; > for(int i=0;i<n;i++) > { > int maxn=0; > for (int j=0;j<n;j++) if (i!=j && map[i][j]>maxn) maxn=map[i][j]; > if (maxn<tmax) tmax=maxn,res=i; > } > cout<<res+1<<' '<<tmax<<endl; > } > return 0; > } Followed by: Post your reply here: |
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