This commit is contained in:
Weber 2024-03-22 00:22:30 +00:00
parent 8a22ebd718
commit 82c883e82a

View File

@ -3,70 +3,70 @@
#include <string.h> #include <string.h>
typedef struct student { typedef struct student {
char *name; char *name;
int vote_count; int vote_count;
} student_t; } student_t;
int compare_students(const void *a, const void *b) { int compare_students(const void *a, const void *b) {
const student_t *student_a = *(const student_t **)a; const student_t *student_a = (const student_t *)a;
const student_t *student_b = *(const student_t **)b; const student_t *student_b = (const student_t *)b;
if (student_a->vote_count > student_b->vote_count) { if (student_a->vote_count > student_b->vote_count) {
return -1; return -1;
} else if (student_a->vote_count < student_b->vote_count) { } else if (student_a->vote_count < student_b->vote_count) {
return 1; return 1;
} }
return strcmp(student_a->name, student_b->name); return strcmp(student_a->name, student_b->name);
} }
int main() { int main() {
student_t **students = NULL; student_t *students = NULL;
int students_capacity = 0; int students_capacity = 0;
int student_count = 0; int student_count = 0;
char line[1024]; char line[1024];
while (fgets(line, sizeof(line), stdin)) {
int vote_count;
char name[1024];
sscanf(line, "%d %[^\n]", &vote_count, name);
int found = 0;
for (int i = 0; i < student_count; i++) {
if (strcmp(students[i]->name, name) == 0) {
students[i]->vote_count += vote_count;
found = 1;
break;
}
}
if (!found) { while (fgets(line, sizeof(line), stdin) != NULL) {
if (student_count >= students_capacity) { int vote_count;
students_capacity = (students_capacity + 1) * 2; char name[1024];
student_t **new_students = realloc(students, students_capacity * sizeof(student_t *)); sscanf(line, "%d %[^\n]", &vote_count, name);
if (new_students == NULL) {
fprintf(stderr, "Error: Memory reallocation failed\n");
return 1;
}
students = new_students;
}
students[student_count] = malloc(sizeof(student_t)); char *prev_name = NULL;
students[student_count]->name = strdup(name); int total_vote_count = 0;
students[student_count]->vote_count = vote_count;
student_count++; if (student_count > 0 && strcmp(students[student_count - 1].name, name) == 0) {
} vote_count += students[student_count - 1].vote_count;
} }
qsort(students, student_count, sizeof(student_t *), compare_students); if (student_count >= students_capacity) {
students_capacity = (students_capacity + 1) * 2;
printf("Vysledky:\n"); student_t *new_students = realloc(students, students_capacity * sizeof(student_t));
for (int i = 0; i < student_count; i++) { if (new_students == NULL) {
printf("%d %s\n", students[i]->vote_count, students[i]->name); fprintf(stderr, "Chyba");
free(students[i]->name); return 1;
free(students[i]); }
students = new_students;
} }
free(students);
return 0; students[student_count].name = strdup(name);
students[student_count].vote_count = vote_count;
student_count++;
}
qsort(students, student_count, sizeof(student_t), compare_students);
printf("Vysledky:\n");
for (int i = 0; i < student_count; i++) {
printf("%d %s\n", students[i].vote_count, students[i].name);
}
for (int i = 0; i < student_count; i++) {
free(student_t.name);
}
free(students);
return 0;
} }