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train

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This commit is contained in:
Maryna Kravtsova 2020-11-02 16:47:32 +01:00
parent eaff9d7eb1
commit 8e6497b6e8
1 changed files with 7 additions and 2 deletions
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7
cv5/a_train.c
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@ -14,9 +14,11 @@ struct car* add_car(struct car* first,const char* target) {
if(first == NULL){ if(first == NULL){
strcpy(newcar->value, target); strcpy(newcar->value, target);
newcar->next = NULL;
return newcar; return newcar;
} }
strcpy(newcar->value,target); strcpy(newcar->value,target);
newcar->next = NULL;
struct car *this = first; struct car *this = first;
while(this->next != NULL){ while(this->next != NULL){
this = this->next; this = this->next;
@ -49,7 +51,7 @@ void cancel_train(struct car* first) {
cancel_train(first->next); cancel_train(first->next);
first->next = NULL; first->next = NULL;
} }
if(first->next == NULL){ else if(first->next == NULL){
free(first); free(first);
// cancel_train(first->next); // cancel_train(first->next);
} }
@ -60,6 +62,9 @@ void cancel_train(struct car* first) {
struct car* clear_train(struct car* first, const char* target) { struct car* clear_train(struct car* first, const char* target) {
if(first == NULL){
return 0;
}
struct car* this = first; struct car* this = first;
while(this != NULL){ while(this != NULL){
if(this->value == target){ if(this->value == target){