83 lines
1.9 KiB
C
83 lines
1.9 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <string.h>
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#include <stdbool.h>
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#define MAX_COUNT_OF_STUDENTS 1000
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#define NAME_LENGTH 100
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#define LINE_SIZE 250
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typedef struct {
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char name[NAME_LENGTH];
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int votes;
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} Student;
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Student createStudent(const char name[], int votes) {
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Student student;
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strncpy(student.name, name, NAME_LENGTH - 1);
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student.name[NAME_LENGTH - 1] = '\0';
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student.votes = votes;
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return student;
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}
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int compare_students(const void *a, const void *b) {
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const Student *studentA = (const Student *)a;
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const Student *studentB = (const Student *)b;
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if (studentA->votes != studentB->votes) {
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return studentB->votes - studentA->votes;
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}
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return strcmp(studentA->name, studentB->name);
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}
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int main() {
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char line[LINE_SIZE];
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Student students[MAX_COUNT_OF_STUDENTS];
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int count = 0;
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while (fgets(line, LINE_SIZE, stdin) != NULL && line[0] != '\n') {
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int count_of_vote = 0;
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char name[NAME_LENGTH] = {0};
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line[strcspn(line, "\n")] = '\0';
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int i = 0;
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while (isdigit(line[i])) {
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count_of_vote = count_of_vote * 10 + (line[i] - '0');
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i++;
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}
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if (line[i] != ' ') {
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return 0;
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}
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i++;
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strncpy(name, line + i, NAME_LENGTH - 1);
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name[NAME_LENGTH - 1] = '\0';
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bool found = false;
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for (int j = 0; j < count; ++j) {
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if (strcmp(name, students[j].name) == 0) {
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students[j].votes += count_of_vote;
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found = true;
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break;
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}
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}
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if (!found) {
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students[count++] = createStudent(name, count_of_vote);
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}
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}
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qsort(students, count, sizeof(Student), compare_students);
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printf("Vysledky:\n");
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for (int i = 0; i < count; i++) {
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printf("%d %s\n", students[i].votes, students[i].name);
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}
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return 0;
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}
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