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Data_Structure/作業/test/DS4_test.cpp

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2025-01-20 21:30:53 +08:00
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <conio.h>
#define MAX_NAME_LENGTH 24
//<2F>ŧi<C5A7>禡<EFBFBD>쫬
void init_f();
void readStudentsFromFile(char* filename);
void insertStudent(char* name, int english, int math);
void printStudentList();
void sort(int mode , int target);
void modify_list();
void add_data(char* name, int english, int math);
void remove_data(char* name);
void choose_subject();
// <20>w<EFBFBD>q<EFBFBD>ǥ͸`<60>I<EFBFBD><49><EFBFBD>c
typedef struct Student {
char name[MAX_NAME_LENGTH];
int english;
int math;
struct Student* llink;
struct Student* rlink;
} Student;
Student *head, *tail, *current, *prev, *temp ,**arr;
FILE* file;
int list_length ;
void init_f() {
head = (Student *) malloc(sizeof(Student));
tail = (Student *) malloc(sizeof(Student));
// head->llink = head; // <20><><EFBFBD>쵲<EFBFBD><ECB5B2><EFBFBD>V<EFBFBD>ۤv
// head->rlink = head; // <20>k<EFBFBD>쵲<EFBFBD><ECB5B2><EFBFBD>V<EFBFBD>ۤv
// tail = head;
// head->llink = tail;
head->rlink = tail;
// tail->rlink = head;
tail->llink = head;
}
// <20>b<EFBFBD><62><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>J<EFBFBD>s<EFBFBD>ǥ͸`<60>I
void insertStudent(char* name, int english, int math) {
Student* newNode = (Student*)malloc(sizeof(Student));
strcpy(newNode->name, name);
newNode->english = english;
newNode->math = math;
// <20><><EFBFBD>J<EFBFBD><4A><EFBFBD><EFBFBD>
newNode->llink = tail->llink;
newNode->rlink = tail;
tail->llink->rlink = newNode;
tail->llink = newNode;
}
//<2F>W<EFBFBD>[<5B><><EFBFBD><EFBFBD>
void add_data(char* name, int english, int math){
Student* newNode = (Student*)malloc(sizeof(Student));
strcpy(newNode->name, name);
newNode->english = english;
newNode->math = math;
newNode->llink = tail->llink;
newNode->rlink = tail;
tail->llink->rlink = newNode;
tail->llink = newNode;
printf("%s <20>w<EFBFBD>W<EFBFBD>[\n", name);
}
//<2F><><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD>
void remove_data(char* name){
prev = head;
current = head->rlink;
while(current!=tail &&strcmp(name,current->name)!=0){
prev=current;
current=current->rlink;
}
if(current != tail){
current->rlink->llink = prev;
prev->rlink = current->rlink;
printf("%s <20>w<EFBFBD>R<EFBFBD><52>\n", name);
free(current);
}else /* <20>䤣<EFBFBD><E4A4A3><EFBFBD><EFBFBD><EFBFBD>ƫh<C6AB><68><EFBFBD>ܿ<EFBFBD><DCBF>~ */
printf(" %s <20><><EFBFBD>b<EFBFBD><62><EFBFBD>C<EFBFBD><43>\n", name);
}
// <20>q<EFBFBD><71><EFBFBD><EFBFBD>Ū<EFBFBD><C5AA><EFBFBD>ǥ͸<C7A5><CDB8><EFBFBD>
void readStudentsFromFile(char* filename) {
file = fopen(filename, "r");
if (file == NULL) {
printf("<EFBFBD>L<EFBFBD>k<EFBFBD>}<7D><><EFBFBD>ɮ<EFBFBD> %s\n", filename);
exit(0);
}
char line[100];
int lineCount = 0;
// <20><><EFBFBD>L<EFBFBD>e<EFBFBD>|<7C><>
while (lineCount < 4 && fgets(line, sizeof(line), file)) {
lineCount++;
}
// Ū<><C5AA><EFBFBD>ǥ͸<C7A5><CDB8><EFBFBD>
char name[MAX_NAME_LENGTH];
int english, math;
// %[ ]<5D><><EFBFBD>ܭnŪ<6E>J<EFBFBD>@<40>Ӧr<D3A6>Ŷ<EFBFBD><C5B6>X
// %23[^\t]<5D><><EFBFBD>uŪ<75><C5AA><EFBFBD>̦h23<32>Ӧr<D3A6>šA<C5A1><41><EFBFBD><EFBFBD><EFBFBD>J<EFBFBD><4A>\t<><74><EFBFBD><EFBFBD><EFBFBD>v ^<5E><><EFBFBD>D <20><><EFBFBD>O\t<>NŪ
while(fgets(line, sizeof(line), file)!=NULL){
if(isalpha(line[0])){
sscanf(line, "%23[^\t]\t%d\t%d\n", name, &english, &math);
insertStudent(name, english, math);
}else if(line[0]=='*'){
break;
}
}
// <09><>flocse<73><65><EFBFBD><EFBFBD><EFBFBD>ե<EFBFBD> <20><><EFBFBD>`<60>ϥ<EFBFBD><CFA5><EFBFBD><EFBFBD>bmodify_list<73><74><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
// fclose(file);
}
// <20><><EFBFBD><EFBFBD>***<2A>᪺<EFBFBD>W<EFBFBD>[<5B>δ<EFBFBD><CEB4>ָ<EFBFBD><D6B8><EFBFBD>
void modify_list(){
char name[MAX_NAME_LENGTH];
int english, math;
char line[100];
while(fgets(line, sizeof(line), file)!=NULL){
if(line[0]=='+'){
sscanf(line, "%*[^ ] %[^\t]\t%d\t%d\n", name, &english, &math);
printf("\n===============================\n");
printf("<EFBFBD>W<EFBFBD>[<5B>@<40><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n\n");
add_data(name, english, math);
printStudentList();
}else if(line[0]=='-'){
sscanf(line, "%*[^ ] %[^\t]\t%d\t%d\n", name, &english, &math);
printf("\n===============================\n");
printf("<EFBFBD>R<EFBFBD><EFBFBD><EFBFBD>@<40><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n\n");
remove_data(name);
printStudentList();
}
}
fclose(file);
}
// <20>C<EFBFBD>L<EFBFBD>ǥͦC<CDA6><43>
void printStudentList() {
current = head->rlink;
printf("\n<EFBFBD>q<EFBFBD>Y<EFBFBD>}<7D>l\n");
printf("\n<EFBFBD>m<EFBFBD>W\t\t<EFBFBD>^<5E><>\t<EFBFBD>ƾ<EFBFBD>\n");
printf("--------------------------------\n");
while (current != tail) {
printf("%-15s\t%d\t%d\n", current->name, current->english, current->math);
current = current->rlink;
}
current = tail->llink;
printf("\n<EFBFBD>q<EFBFBD><EFBFBD><EFBFBD>}<7D>l\n");
printf("\n<EFBFBD>m<EFBFBD>W\t\t<EFBFBD>^<5E><>\t<EFBFBD>ƾ<EFBFBD>\n");
printf("--------------------------------\n");
while (current != head) {
printf("%-15s\t%d\t%d\n", current->name, current->english, current->math);
current = current->llink;
}
}
//<2F>̷<EFBFBD>mode<64>i<EFBFBD><69><EFBFBD>Ƨ<EFBFBD>
void sort(int mode , int target){
list_length = 0;
//<2F>Y<EFBFBD>S<EFBFBD><53><EFBFBD><EFBFBD><EFBFBD>ƩΥu<CEA5><75><EFBFBD>@<40><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
if (head->rlink == tail || head->rlink->rlink == tail) {
return;
}
current = head->rlink;
while(current!=tail){
list_length++;
current = current->rlink;
}
Student **arr = (Student**)malloc(list_length*(sizeof(Student*)));
current = head->rlink;
for(int i = 0; i < list_length; i++) {
arr[i] = current;
current = current->rlink;
}
for(int i = 0; i < list_length-1; i++) {
for(int j = 0; j < list_length-1-i; j++) {
if(mode==0) {
if(strcmp(arr[j]->name, arr[j+1]->name) > 0){
Student *temp = arr[j];
arr[j] = arr[j+1];
arr[j+1] = temp;
}
}else if(mode==1){
if(arr[j]->english < arr[j+1]->english ){
Student *temp = arr[j+1];
arr[j+1] = arr[j];
arr[j] = temp;
}
} else if(mode==2){
if(arr[j]->math < arr[j+1]->math ){
Student *temp = arr[j+1];
arr[j+1] = arr[j];
arr[j] = temp;
}
}
}
}
if(target != -1){
if(target != 0 && target<=list_length){
printf("<EFBFBD>ƦW<EFBFBD><EFBFBD>%d<><64><EFBFBD>ǥͬ<C7A5>\n\n"
"<EFBFBD>m<EFBFBD>W\t\t<EFBFBD>^<5E><>\t<EFBFBD>ƾ<EFBFBD>\n%-15s\t%d\t%d", target, arr[target-1]->name, arr[target-1]->english, arr[target-1]->math);
printf("\n*****************************\n");
}else if(target == 0 && target >= list_length){
printf("\n*****************************\n");
printf("<EFBFBD><EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD>s<EFBFBD>b");
printf("\n*****************************\n");
}
}
// <20><><EFBFBD>ܱƧǫ᪺<C7AB><E1AABA><EFBFBD>G
printf("\n<EFBFBD>ƦW\t<EFBFBD>m<EFBFBD>W\t\t<EFBFBD>^<5E><>\t<EFBFBD>ƾ<EFBFBD>\n");
printf("---------------------------------------------\n");
for(int i = 0; i < list_length; i++) {
printf("%d\t%-15s\t%d\t%d\n", i+1, arr[i]->name, arr[i]->english, arr[i]->math);
}
printf("---------------------------------------------\n");
}
//<2F><><EFBFBD>ܬ<EFBFBD><DCAC>ؤαƦW
void choose_subject(){
int subject ,number , i=1;
printf("\n<EFBFBD><EFBFBD><EFBFBD>J<EFBFBD><EFBFBD><EFBFBD>ܪ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n"
"1 <20>ƾ<EFBFBD> 2 <20>^<5E><> ==> ");
subject = getche();
switch(subject){
case '1':
printf("\n<EFBFBD><EFBFBD><EFBFBD>J<EFBFBD>ƦW(<28><><EFBFBD>J<EFBFBD><4A><EFBFBD><EFBFBD><EFBFBD>Ы<EFBFBD>Enter) ==> ");
scanf("%d",&number);
printf("\n<EFBFBD>ƾ<EFBFBD>");
sort(1,number);
break;
case '2':
printf("\n<EFBFBD><EFBFBD><EFBFBD>J<EFBFBD>ƦW(<28><><EFBFBD>J<EFBFBD><4A><EFBFBD><EFBFBD><EFBFBD>Ы<EFBFBD>Enter) ==> ");
scanf("%d",&number);
printf("\n<EFBFBD>^<5E><>");
sort(2,number);
break;
default :
printf("<EFBFBD><EFBFBD><EFBFBD>J<EFBFBD><EFBFBD><EFBFBD>~");
break;
}
}
//<2F><><EFBFBD><EFBFBD><EFBFBD>Ҧ<EFBFBD><D2A6>`<60>I
void freeAllNodes() {
current = head->rlink;
while (current != tail) {
temp = current;
current = current->rlink;
free(temp);
}
free(head); // <20><><EFBFBD><EFBFBD> head <20>`<60>I
free(tail); // <20><><EFBFBD><EFBFBD> tail <20>`<60>I
free(arr);
}
int main() {
char mode ,sort_mode , name[15];
int english , math;
init_f();
readStudentsFromFile("YunTechStudents.txt");
printStudentList();
modify_list();
while(1){
printf("\n******* <20><><EFBFBD>ܶi<DCB6><69><EFBFBD>ƧǩάO<CEAC>ƦW<C6A6><57>n<EFBFBD>W<EFBFBD><57><EFBFBD>ǥ<EFBFBD> *******\n"
"*--------------------------------------*\n"
"* 1 <20>i<EFBFBD><69><EFBFBD>Ƨ<EFBFBD> 2 <20><><EFBFBD>ܱƦW<C6A6><57>n<EFBFBD>W<EFBFBD><57><EFBFBD>ǥ<EFBFBD> 3 <20><><EFBFBD><EFBFBD> *\n"
"* 4 <20><><EFBFBD>ܭ<EFBFBD><DCAD>l<EFBFBD><6C><EFBFBD>C 5 <20>M<EFBFBD><4D><EFBFBD>e<EFBFBD><65> 6 <20>W<EFBFBD>[<5B>@<40><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> *\n"
"* 7 <20>R<EFBFBD><52><EFBFBD>@<40><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> *\n"
"\n<EFBFBD>п<EFBFBD><EFBFBD>ܥ\\<EFBFBD><EFBFBD> ==> "); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>\\<5C><> <20>b<EFBFBD><62><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>|<7C>ܶýX
mode = getche();
switch(mode){
case '1':
printf("\n\n<EFBFBD><EFBFBD><EFBFBD>ܱƧǤ覡\n"
"*--------------------------------------*\n"
"1 <20>W<EFBFBD>r 2 <20>^<5E>妨<EFBFBD>Z 3 <20>ƾǦ<C6BE><C7A6>Z \n"
"\n<EFBFBD>п<EFBFBD><EFBFBD>ܱƧǤ覡 ==> ");
sort_mode = getche();
switch(sort_mode){
case '1':
printf("\n\n<EFBFBD>H<EFBFBD>W<EFBFBD>r<EFBFBD>i<EFBFBD><EFBFBD><EFBFBD>Ƨ<EFBFBD>\n");
sort(0 ,-1);
break;
case '2':
printf("\n\n<EFBFBD>H<EFBFBD>^<5E>妨<EFBFBD>Z<EFBFBD>i<EFBFBD><69><EFBFBD>Ƨ<EFBFBD>\n");
sort(1 ,-1);
break;
case '3':
printf("\n\n<EFBFBD>H<EFBFBD>ƾǦ<EFBFBD><EFBFBD>Z<EFBFBD>i<EFBFBD><EFBFBD><EFBFBD>Ƨ<EFBFBD>\n");
sort(2 ,-1);
break;
default:
printf("\n<EFBFBD><EFBFBD><EFBFBD>J<EFBFBD><EFBFBD><EFBFBD>~\n");
break;
}
break;
case '2':
choose_subject();
break;
case '3':
printf("\n\n<EFBFBD><EFBFBD><EFBFBD>¨ϥΡABye~\n");
freeAllNodes();
return 0;
case '4':
printStudentList();
break;
case '5':
system("cls");
break;
case '6':
printf("\n<EFBFBD><EFBFBD><EFBFBD>J<EFBFBD>W<EFBFBD>r ==> ");
// scanf("%[^\n]",name);
while(getchar() != '\n'); // <20>M<EFBFBD><4D><EFBFBD>w<EFBFBD>İ<EFBFBD>
fgets(name, sizeof(name), stdin);
name[strcspn(name, "\n")] = '\0'; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
printf("\n<EFBFBD><EFBFBD><EFBFBD>J<EFBFBD>^<5E>妨<EFBFBD>Z ==> ");
scanf("%d",&english);
printf("\n<EFBFBD><EFBFBD><EFBFBD>J<EFBFBD>ƾǦ<EFBFBD><EFBFBD>Z ==> ");
scanf("%d",&math);
add_data(name,english,math);
printStudentList();
break;
case '7':
printf("\n<EFBFBD><EFBFBD><EFBFBD>R<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>J<EFBFBD>W<EFBFBD>r ==> ");
// scanf("%[^\n]",name);
while(getchar() != '\n'); // <20>M<EFBFBD><4D><EFBFBD>w<EFBFBD>İ<EFBFBD>
fgets(name, sizeof(name), stdin);
name[strcspn(name, "\n")] = '\0'; // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
remove_data(name);
printStudentList();
break;
default:
printf("\n<EFBFBD><EFBFBD><EFBFBD>J<EFBFBD><EFBFBD><EFBFBD>~\n");
break;
}
}
}
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