106 lines
2.4 KiB
C
106 lines
2.4 KiB
C
#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <assert.h>
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#include <math.h>
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#include <ctype.h>
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#define SIZE 100
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struct student {
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char name[SIZE];
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int votes;
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};
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int find_student(struct student* students, int size, const char* nameo){
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int con = 0;
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for(int i = 0; i < size; i++){
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if(strcmp (nameo, students[i].name) == 0){
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con++;
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return i;
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}
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}
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if(con == 0){
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return -1;
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}
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con = 0;
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}
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int compare_students(const void* a, const void* b) {
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const struct student* student_a = (const struct student*) a;
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const struct student* student_b = (const struct student*) b;
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if (student_a->votes < student_b->votes) {
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return 1;
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}
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else if (student_a->votes > student_b->votes) {
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return -1;
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}
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else {
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return strcmp(student_a->name, student_b->name);
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}
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}
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int main(){
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int STOP = 0;
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int counter = 0;
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struct student databaza[SIZE];
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memset(databaza, 0, SIZE*sizeof(struct student));
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int size = 0;
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char line[SIZE];
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memset(line, 0, SIZE);
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char* r;
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char* end = NULL;
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int value = 0;
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if (r == NULL){
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// Nastal koniec načítania
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}
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while(STOP == 0){
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r = fgets(line, SIZE, stdin);
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if (r == NULL){
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STOP = 1;
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break;
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}
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value = strtol(line, &end, 10);
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//printf("\n%d\n",value);
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if(value == 0){
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STOP = 1;
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break;
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}
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char text[SIZE];
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memset(text, 0, SIZE);
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char* zaciatok_mena = end + 1;
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int velkost_mena = strlen(zaciatok_mena) - 1;
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if (velkost_mena > 0){
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memcpy(text, zaciatok_mena, velkost_mena);
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}
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else {
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STOP = 1;
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break;
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}
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int id = find_student(databaza, size, text);
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if (id < 0){
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memcpy(databaza[size].name, text, velkost_mena);
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databaza[size].votes = value;
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size += 1;
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}
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else {
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databaza[id].votes += value;
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}
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counter++;
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}
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qsort(databaza, size, sizeof(struct student), compare_students);
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if(counter != 0){
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printf("Vysledky:\n");
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for (int i = 0; i < size; i++) {
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printf("%d", databaza[i].votes);
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printf(" %s\n", databaza[i].name);
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}
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}
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else{
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printf("Nepodarilo nacitat nic\n");
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}
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return 0;
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}
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