68 lines
2.0 KiB
C
68 lines
2.0 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.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 compare(const void* p1, const void* p2) { //bolo v zadani na webe
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struct student* s1 = (struct student*)p1;
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struct student* s2 = (struct student*)p2;
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// s1->votes je počet hlasov
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// s1->name je meno študenta
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if (s1->votes != s2->votes) {
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return s2->votes - s1->votes;
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}
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//ak su rozne hlasy, tak vratim indikator ako ich zoradit podla hodnoty
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else {
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return strcmp (s1->name, s2->name);
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}
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//ak su hlasy rovnake, zistim, ktore meno je hore alebo dole abecedne
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}
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int main() {
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//premenne
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struct student studenti[SIZE];
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int hlasy = 0;
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int existuje = 0;
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char vstup[SIZE];
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char name[SIZE];
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int velkost_zoznamu = 0; //pocet studentov
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while (fgets (vstup, SIZE, stdin) != NULL) {
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//citat input, kontrola ci existuje, pridat hlasy existujucemu zaznamu
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if (sscanf(vstup, "%d %[^\n]", &hlasy, name) != 2) {
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printf("Nepodarilo sa nacitat nic\n");
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break;
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}
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existuje = 0;
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for (int i = 0; i < velkost_zoznamu; i++) {
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if (strcmp (name, studenti[i].name) == 0) {
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existuje = 1;
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studenti[i].votes += hlasy;
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break;
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}
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}
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if (!existuje) {
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strcpy (studenti[velkost_zoznamu].name, name);
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studenti[velkost_zoznamu].votes = hlasy;
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velkost_zoznamu++;
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}
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}
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//zoradit abecedne, potom zoradit mena podla poctov hlasov, poposuvat cisla hore
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qsort(studenti, velkost_zoznamu, sizeof (struct student), compare);
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//vystup vo formate printf("Vysledky:\n"); for i=0 to pocet_studentov
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//printf("%d %s\n"student[i].votes, student[i].name[i]);
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printf("Vysledky:\n");
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for (int i = 0; i < velkost_zoznamu; i++) printf ("%d %s\n", studenti[i].votes, studenti[i].name);
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return 0;
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} |