segmention fault has been fixed and now the project works well

cup.cpp

@@ -28,6 +28,7 @@ void Cup::simulate(){
         while(in_cup_teams.size() != 1){
             Round new_round(in_cup_teams, round_number);   
             new_round.simulate();
+            rounds.push_back(new_round);
 
             in_cup_teams = get_in_cup_teams();
             round_number++;

leg.cpp

@@ -25,7 +25,7 @@ void Leg::simulate() {
 }
 
 int Leg::get_num_of_goals(int home_attack, int home_midfield, int away_deffend, int away_midfield) {
-    float result = (home_attack * home_midfield) / (away_midfield * away_deffend);
+    float result = (float)(home_attack * home_midfield) / (float)(away_midfield * away_deffend);
     return floor(3 * result * sqrt(result));
 }
 

match.cpp

@@ -3,7 +3,9 @@
 using namespace std;
 
 Match::Match(Team* home, Team* away, int number) 
-    : first_leg(home, away), second_leg(away, home), match_number(number), first_team(home), second_team(away) {}
+    : first_leg(home, away), second_leg(away, home), match_number(number), first_team(home), second_team(away) {
+        winner = NULL;
+    }
 
 void Match::simulate() {
     first_leg.simulate();
@@ -46,6 +48,7 @@ void Match::penalty_time() {
         first_team->set_participation_status(false);
         winner = second_team;
     }
+
 }
 
 void Match::print_match() {

round.cpp

@@ -26,8 +26,9 @@ void Round::simulate() {
 
 void Round::print_round() {
     cout << "Round " << round_number << endl;
-    for (int i = 0; i < matches.size() ; i++ )
+    for (int i = 0; i < matches.size() ; i++ ){
         matches[i].print_match();
+    }
 }
 
 void Round::print_team_result(Team* team) {