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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <locale.h>
  4. #include <stdio.h>
  5. struct city
  6. {
  7.     char name_f[80];
  8.     char name_p[80];
  9.     char date[80];
  10.     char genre[80];
  11.     struct city *next;
  12.     struct city *previous;
  13. };
  14. struct city *head=NULL;
  15. struct city *last=NULL;
  16. struct city *current=NULL; //òåêóùèé ýëåìåíò
  17. struct city *temp=NULL;
  18. struct city *newList=NULL     ;
  19. /* Ïðîöåäóðà ñîçäàíèÿ äîáàâëåíèÿ â ñïèñîê */
  20. void add_name(char namef_,char namep_, int date_, char genre_)
  21. {
  22. /*    if(head!=NULL)
  23.      {
  24.   */      newList=(struct city*)malloc (sizeof(struct city));
  25.         newList->name_f,namef_;
  26.         newList->name_p,namep_;
  27.         newList->date,date_;
  28.         newList->genre,genre_;
  29.         newList->next=head;
  30.         newList->previous=NULL;
  31.         head=newList;
  32. /*        current=newList;               
  33.      }
  34.      else
  35.      {  
  36.          newList=malloc (sizeof(struct city));
  37.          strcpy(newList->name_f,namef_);
  38.          strcpy(newList->name_p,namep_);
  39.          strcpy(newList->date,date_);
  40.          strcpy(newList->genre,genre_);
  41.          strcpy(head,newList);
  42.          strcpy(newList->next,NULL);
  43.          strcpy(newList->previous,NULL);
  44.          current=newList;
  45.   */      if(last==NULL) last=head;
  46.  
  47. //}
  48.  
  49. /* Ïðîöåäóðà óäàëåíèÿ ïåðâîãî óçëà */
  50. void delete_unit()
  51. {						newList=head;
  52. 						if(newList != NULL) //åñëè ñïèñîê íå ïóñòîé
  53. 						{
  54. 							head=head->next;
  55. 							free(newList); //óäàëåíèå ýëåìåíòà
  56. 							if (head!=NULL) //ýëåìåíò íå åäèíñòâåííûé
  57. 							   head->previous=NULL;
  58. 							else //óäàëèëè åäèíñòâåííûé, ñïèñîê ñòàë ïóñòûì
  59. 							   last = NULL;
  60. 						}
  61. 						/*else
  62. 						{
  63.                     		head=head->next;
  64.                     		head->previous=NULL;
  65. 							free(newList);
  66. 						}*/
  67. }
  68. int count_L()/*ïîäñ÷åò ÷èñëà ýëåìåíòîâ â ñïèñêå*/
  69. {
  70. 	int count=0;
  71. 	newList = head;
  72. 	/*if(newList == NULL)
  73. 	{
  74. 			count = 0;
  75. 	}
  76. 	else
  77. 	{*/
  78. 		while(newList != NULL)
  79. 		{
  80. 			count=count+1;
  81. 			newList = newList->next;
  82. 		}
  83. /*	}*/
  84. 	return count;
  85. }
  86. /* Ïðîöåäóðà âûâîäà ñïèñêà ñëåâà íàïðàâî */
  87. void show_list(void)
  88. {
  89.   struct city *info;
  90.   info = head;
  91.   while(info) 
  92.   {
  93.  
  94.     printf("%s", info->name_f);
  95.     printf("%s", info->name_p);
  96.     printf("%d", info->date);
  97.     printf("%s", info->genre);
  98.     printf("\n");
  99.     info = info->next;
  100.   }
  101. }
  102. /* Ïðîöåäóðà âûâîäà ñïèñêà ñïðàâà íàëåâî */
  103. void show_list_1(void)
  104. {
  105.   struct city *info;
  106.   info = last;
  107.   while(info) 
  108.   {
  109.     printf("%s\n", info->name_f);
  110.     printf("%s\n", info->name_p);
  111.     printf("%d\n", info->date);
  112.     printf("%s\n", info->genre);
  113.     printf("\n");
  114.     info=info->previous;
  115.   }
  116. }
  117.  
  118. /* Òåëî îñíîâíîé ïðîãðàììû */
  119. int main(void)
  120. {
  121. 	setlocale(LC_ALL,"Russian"); 
  122.     SetConsoleCP(1251);
  123. 	SetConsoleOutputCP(1251);
  124.     char name_f;
  125.     char name_p;
  126.     int date;
  127.     char genre;
  128.     int key=-1;
  129.         while(key)
  130.         {
  131.         printf("1. Enter name\n");
  132.         printf("2. Delete name\n");
  133.         printf("3. Show names\n");
  134.         printf("4. Show names from end\n");
  135.         printf("0. Exit\n");
  136.         scanf("%d", &key);
  137.         switch (key)
  138.                     {
  139.                     case 1: 
  140.                         {
  141.                             printf("Ââåäèòå íàçâàíèå òåàòðà\n");
  142.                             gets(name_f);
  143.                             printf("Âåäèòå íàçâàíèå ïðåäñòàâëåíèÿ\n");
  144.                             gets(name_p);
  145.                             printf("Âåäèòå äàòó ïðåäñòàâëåíèÿ\n");
  146. 							gets(date);
  147. 							printf("Âåäèòå æàíð  ïðåäñòàâëåíèÿ\n");
  148. 							gets(genre);
  149.                             add_name(name_f,name_p,date,genre);
  150.                             break;
  151.                         }
  152.                     case 2: 
  153.                         {	
  154.                         	int n = count_L();
  155.                         	if(n == 0)
  156.                         	{
  157.                         		printf("Íåâîçìîæíîó óäàëèòü ýëåìåíòû â ñòåêå 0 ýëåìåíòîâ");
  158.                         	}
  159.                         	else if (n == 1)
  160. 							{
  161. 								printf("Íåâîçìîæíîó óäàëèòü ýëåìåíòû â ñòåêå 1 ýëåìåíò");
  162.                         	}
  163.                         	else if (n > 2)
  164.                         	{
  165. 								delete_unit();
  166.                            		delete_unit();
  167.                         	}
  168.                             break;
  169.                         }
  170.                     case 3: 
  171.                         {
  172.                             printf("Ñïèñîê ñëåâà íàïðàâî\n");
  173.                             show_list();
  174.                             break;
  175.                         }
  176.                     case 4:
  177.                         {
  178.                             printf("Ñïèñîê ñ ïðàâà íà ëåâî\n");
  179.                             show_list_1();
  180.                             break;
  181.                         }
  182.                     case 0: 
  183.                         {
  184.                             printf("Ïîêà\n");
  185.                             getch();
  186.                             return;
  187.                         }
  188.                     default:
  189.                         {
  190.                             printf("Error\n");
  191.                             getch();
  192.                             break;
  193.                         }
  194.                     if (key==0) break;
  195.                     }
  196.         }
  197. }
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
prog.c: In function ‘add_name’:
prog.c:25:24: warning: left-hand operand of comma expression has no effect [-Wunused-value]
         newList->name_f,namef_;
                        ^
prog.c:25:9: warning: statement with no effect [-Wunused-value]
         newList->name_f,namef_;
         ^
prog.c:26:24: warning: left-hand operand of comma expression has no effect [-Wunused-value]
         newList->name_p,namep_;
                        ^
prog.c:26:9: warning: statement with no effect [-Wunused-value]
         newList->name_p,namep_;
         ^
prog.c:27:22: warning: left-hand operand of comma expression has no effect [-Wunused-value]
         newList->date,date_;
                      ^
prog.c:27:9: warning: statement with no effect [-Wunused-value]
         newList->date,date_;
         ^
prog.c:28:23: warning: left-hand operand of comma expression has no effect [-Wunused-value]
         newList->genre,genre_;
                       ^
prog.c:28:9: warning: statement with no effect [-Wunused-value]
         newList->genre,genre_;
         ^
prog.c: In function ‘show_list’:
prog.c:96:5: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘char *’ [-Wformat=]
     printf("%d", info->date);
     ^
prog.c: In function ‘show_list_1’:
prog.c:111:5: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘char *’ [-Wformat=]
     printf("%d\n", info->date);
     ^
prog.c: In function ‘add_name’:
prog.c:119:5: warning: ‘main’ is normally a non-static function [-Wmain]
 int main(void)
     ^
prog.c: In function ‘main’:
prog.c:122:5: warning: implicit declaration of function ‘SetConsoleCP’ [-Wimplicit-function-declaration]
     SetConsoleCP(1251);
     ^
prog.c:123:2: warning: implicit declaration of function ‘SetConsoleOutputCP’ [-Wimplicit-function-declaration]
  SetConsoleOutputCP(1251);
  ^
prog.c:142:29: warning: ‘gets’ is deprecated (declared at /usr/include/stdio.h:638) [-Wdeprecated-declarations]
                             gets(name_f);
                             ^
prog.c:142:29: warning: passing argument 1 of ‘gets’ makes pointer from integer without a cast [enabled by default]
In file included from prog.c:1:0:
/usr/include/stdio.h:638:14: note: expected ‘char *’ but argument is of type ‘char’
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^
prog.c:144:29: warning: ‘gets’ is deprecated (declared at /usr/include/stdio.h:638) [-Wdeprecated-declarations]
                             gets(name_p);
                             ^
prog.c:144:29: warning: passing argument 1 of ‘gets’ makes pointer from integer without a cast [enabled by default]
In file included from prog.c:1:0:
/usr/include/stdio.h:638:14: note: expected ‘char *’ but argument is of type ‘char’
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^
prog.c:146:8: warning: ‘gets’ is deprecated (declared at /usr/include/stdio.h:638) [-Wdeprecated-declarations]
        gets(date);
        ^
prog.c:146:8: warning: passing argument 1 of ‘gets’ makes pointer from integer without a cast [enabled by default]
In file included from prog.c:1:0:
/usr/include/stdio.h:638:14: note: expected ‘char *’ but argument is of type ‘int’
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^
prog.c:148:8: warning: ‘gets’ is deprecated (declared at /usr/include/stdio.h:638) [-Wdeprecated-declarations]
        gets(genre);
        ^
prog.c:148:8: warning: passing argument 1 of ‘gets’ makes pointer from integer without a cast [enabled by default]
In file included from prog.c:1:0:
/usr/include/stdio.h:638:14: note: expected ‘char *’ but argument is of type ‘char’
 extern char *gets (char *__s) __wur __attribute_deprecated__;
              ^
prog.c:185:29: warning: implicit declaration of function ‘getch’ [-Wimplicit-function-declaration]
                             getch();
                             ^
prog.c:186:29: warning: ‘return’ with no value, in function returning non-void [-Wreturn-type]
                             return;
                             ^
prog.c: In function ‘add_name’:
prog.c:197:1: error: expected declaration or statement at end of input
 }
 ^
stdout
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Standard output is empty
https://ideone.com/svl2NP
language:
C (gcc 8.3)
created:
10 years ago
visibility:
public

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