1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144
|
struct book {
char name[100];
char author[50];
int pages;
int price;
int yt;
};
struct element {
book x;
element *next;
};
void add(book x, element **head){
element * t = new element;
t->x = x;
t->next = *head;
*head = t;
}
void addLast(book x, element ** head, element **tail) {
element * t = new element;
t->x = x;
t->next = NULL;
if (*head){
(*tail)->next = t;
} else {
*head = t;
}
*tail = t;
}
void print(element *head) {
cout << "------------------------" << endl;
element * t = head;
while (t != NULL) {
cout << t->x.name<< " | " << t->x.author << " | "
<< t->x.pages << " | " << t->x.price <<"|"<<t->x.yt<< endl;
t = t->next;
}
cout << endl << "------------------------" << endl;
}
void printN(element *head,int y) {
cout << "------------------------" << endl;
element * t = head;
while (t != NULL) {
if(t->x.yt<y)
cout << t->x.name<< " | " << t->x.author << " | "
<< t->x.pages << " | " << t->x.price <<"|"<<t->x.yt<< endl;
t = t->next;
}
cout << endl << "------------------------" << endl;
}
void printS(element *head,char *f) {
cout << "------------------------" << endl;
element * t = head;
while (t != NULL) {
if(!strcmp(t->x.name,f))
cout << t->x.name<< " | " << t->x.author << " | "
<< t->x.pages << " | " << t->x.price <<"|"<<t->x.yt<< endl;
t = t->next;
}
cout << endl << "------------------------" << endl;
}
void print(book b) {
cout << b.name<< " | " << b.author << " | "
<< b.pages << " | " << b.price <<"|"<<b.yt<< endl;
}
void bS(element**head){
bool change;
element *t;
do
change=false;
for(t=*head;t->next;t=t->next){
if(strcmp(t->x.name,t->next->x.name)
{
strcpy(char temp,t->x.name);
strcpy(t->x.name,t->next->x.name);
strcpy(t->next->x.name,temp);
change=true;
}
}
while(change);
}
int main() {
element *head = NULL;
element *tail = NULL;
book b;
strcpy(b.name, "C");
strcpy(b.author, "D");
b.pages = 100;
b.price = 1500;
b.yt=1980;
addLast(b, &head, &tail);
strcpy(b.name, "C");
strcpy(b.author, "M");
b.pages = 300;
b.price = 2500;
b.yt=1982;
addLast(b, &head, &tail);
strcpy(b.name, "K");
strcpy(b.author, "H");
b.pages = 120;
b.price = 1000;
b.yt=1975;
addLast(b, &head, &tail);
print(head);
int y=1982;
char f[]="D";
printN(head,y);
printS(head,f);
bS(&head);
print(head);
return 0;
}
| |