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