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  1. #include<stdio.h>
  2.  
  3. struct book
  4. {
  5.    char name[30];
  6.    int sold;
  7.    int left;
  8. };
  9.  
  10. void change(struct book *p);
  11.  
  12. int main()
  13. {
  14.    char ch;
  15.    int i;
  16.    struct book program[10];
  17.    printf("please enter the information \n ");
  18.    for(i=0;i<0;i++)
  19.    {
  20.       printf(" enter the name of author \n");
  21.       scanf("%s", program[i].name);
  22.       printf(" enter the number of book sold \n ");
  23.       scanf("%d", &(program[i].sold));
  24.       printf("enter the number of book left \n");
  25.       scanf("%d", &(program[i].left));
  26.    }
  27.  
  28.    printf("the following is the information available \n");
  29.    for(i=0;i<0;i++)
  30.    {
  31.       printf("%s  %d   %d", (*(program+i)).name, (*(program+i)).sold, (*(program+i)).left);
  32.    }
  33.    printf("Do you want to change any data \n press y if yes and any key for no \n");
  34.    ch=getchar();
  35.    if((ch=='y')||(ch=='Y'))
  36.    {
  37.       change(program);
  38.       printf("the following is the information available \n");
  39.       for(i=0;i<0;i++)
  40.       {
  41.          printf("%s  %d   %d", (program+i)->name, (program+i)->sold, (program+i)->left);
  42.       }
  43.  
  44.    }
  45.    else
  46.    {
  47.       return 0;
  48.    }
  49.    return 0;
  50. }
  51.  
  52. void change(struct book *p)
  53. {
  54.    int i;
  55.    for(i=0;i<0;i++)
  56.    {
  57.       printf("enter your data for book %s \n", (p+i)->name);
  58.       printf(" enter the number of book sold \n ");
  59.       scanf("%d", &((p+i)->sold));
  60.       printf("enter the number of book left \n");
  61.       scanf("%d", &((p+i)->left));
  62.    }
  63. }
  64.  
Success #stdin #stdout 0s 2056KB
comments (?)
stdin 
n
stdout 
please enter the information 
 the following is the information available 
Do you want to change any data 
 press y if yes and any key for no
https://ideone.com/lSbKHg
language:
C (gcc 8.3)
created:
10 years ago
visibility:
secret

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