#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?

using?namespace?std;

typedef?struct
{
????int?*cities;
????int?num_cities;
????int?cost;
}?Tour;

#define?City_count（tour）?（tour->num_cities）
#define?Tour_cost（tour）?（tour->cost）
#define?Last_city（tour）?（tour->cities[（tour->num_cities）-1]）
#define?Tour_city（touri）?（tour->cities[（i）]）
#define?Cost_c（length?i?city）?（length+Cost[i][city]）

int?comm_sz;?//?número?de?nós?de?processamento
queue?local_queue;
int?n?E;
int?minPath?=?INT_MAX;
int?**adj?=?NULL;??//?Matriz?de?Adjacentes
int?**Cost?=?NULL;?//?Matriz?de?Custos
int?my_rank;
int?best_global;
#define?TOUR?2

int?Cost_Calculate（int?*path?int?num_cities）;
void?visit（const?int?city?int?hops?int?length?int?*path）;
void?process_tree（int?*bufrecv?int?size?int?cities）;
inline?bool?visited（Tour?*tour?int?city）;
Tour*?addCity（Tour?*tour?int?newcity）;
bool?IsBestCost（const?int?&Curr_tourCost）;
int?Create_Queues（）;
inline?void?Free（Tour?*tour）;

inline?void?Free（Tour?*tour）
{
????if（tour?!=?NULL）
????{
????????if（tour->cities?!=?NULL）
????????{
????????????free（tour->cities）;
????????}
????????free（tour）;
????}
}

int?main（int?argc?char?*argv[]）
{
????int?bufrecv[10000];
????int?quotient?remainder;
????int?a?b?d;
????double?start?finish;
????int?required=MPI_THREAD_SERIALIZED;
????int?provided;
????
????MPI_Init_thread（&argc?&argv?required?&provided）;
????MPI_Comm_size（MPI_COMM_WORLD?&comm_sz）;
????MPI_Comm_rank（MPI_COMM_WORLD?&my_rank）;
????
????if?（provided?????{
????????//?Insufficient?support?degrade?to?1?thread?and?warn?the?user
????????if?（my_rank?==?0）
????????{
????????????cout?<????????}???omp_set_num_threads（1）;
????}
????
????
????if（my_rank?==0）
????{
????????cin?>>?n?>>?E;
????}
????MPI_Bcast（&n?1?MPI_INT?0?MPI_COMM_WORLD）;
????
????adj?=?new?int*[n];
????Cost?=?new?int*[n];
????for（int?i?=?0;?i?????{
????????adj[i]?=?new?int[n];
????????Cost[i]?=?new?int[n];
????????
????????memset（adj[i]?0?n*sizeof（int））;
????????memset（Cost[i]?0?n*sizeof（int））;
????}
????
????if（my_rank?==?0）
????{
????????for（int?i?=?0;?i?????????{
????????????cin?>>?a?>>?b?>>?d;
????????????Cost[a][b]?=?d;
????????????Cost[b][a]?=?d;
????????????adj[a][b]?=?1;
????????????adj[b][a]?=?1;
????????}
????}
????
????for（int?i?=?0;?i?????MPI_Bcast（&（Cost[i][0]）?n?MPI_INT?0?MPI_COMM_WORLD）;
????for（int?i?=?0;?i?????MPI_Bcast（&（adj[i][0]）?n?MPI_INT?0?MPI_COMM_WORLD）;
????
????if（my_rank?==?0）
????{
????????int?queue_size?=?Create_Queues（）;
????????
????????vector?tours;
????????
????????while（!local_queue.empty（））
????????{
????????????Tour?*temp?=?local_queue.front（）;
????????????local_queue.pop（）;
????????????
????????????for（int?j=0;j