115 lines
2.6 KiB
C
115 lines
2.6 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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typedef struct Player {
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char name[8];
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int score;
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struct Player* next;
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} Player;
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Player* createPlayer(const char* name, int score) {
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Player* newPlayer = (Player*)malloc(sizeof(Player));
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if (newPlayer == NULL) {
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fprintf(stderr, "記憶體分配失敗\n");
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exit(1);
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}
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strncpy(newPlayer->name, name, 7);
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newPlayer->name[7] = '\0';
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newPlayer->score = score;
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newPlayer->next = NULL;
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return newPlayer;
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}
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void addPlayer(Player** head, const char* name, int score) {
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Player* newPlayer = createPlayer(name, score);
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newPlayer->next = *head;
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*head = newPlayer;
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}
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void sortPlayers(Player** head) {
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int swapped;
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Player* ptr1;
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Player* lptr = NULL;
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if (*head == NULL)
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return;
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do {
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swapped = 0;
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ptr1 = *head;
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while (ptr1->next != lptr) {
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if (ptr1->score < ptr1->next->score) {
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int tempScore = ptr1->score;
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char tempName[8];
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strcpy(tempName, ptr1->name);
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ptr1->score = ptr1->next->score;
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strcpy(ptr1->name, ptr1->next->name);
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ptr1->next->score = tempScore;
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strcpy(ptr1->next->name, tempName);
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swapped = 1;
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}
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ptr1 = ptr1->next;
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}
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lptr = ptr1;
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} while (swapped);
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}
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void printResults(Player* head) {
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printf("\n成績排名\n============\n");
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int rank = 1;
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while (head != NULL) {
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if (rank == 1)
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printf("%d. %s %d 冠軍\n", rank, head->name, head->score);
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else if (rank == 2)
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printf("%d. %s %d 亞軍\n", rank, head->name, head->score);
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else if (rank == 3)
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printf("%d. %s %d 季軍\n", rank, head->name, head->score);
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else
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printf("%d. %s %d\n", rank, head->name, head->score);
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head = head->next;
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rank++;
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}
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}
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void freeList(Player* head) {
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Player* temp;
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while (head != NULL) {
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temp = head;
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head = head->next;
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free(temp);
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}
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}
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int main() {
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Player* head = NULL;
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char input[32];
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char name[8];
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int score;
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printf("請逐筆輸入參賽者的資訊...\n");
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while (1) {
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printf("輸入參賽者名字 得分（或按Enter結束）=> ");
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if (fgets(input, sizeof(input), stdin) == NULL || strcmp(input, "\n") == 0) {
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break;
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}
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if (sscanf(input, "%7s %d", name, &score) == 2) {
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addPlayer(&head, name, score);
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} else {
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printf("輸入格式錯誤，請重新輸入。\n");
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}
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}
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sortPlayers(&head);
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printResults(head);
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freeList(head);
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return 0;
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}
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