usaa21/cv2/program.c

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2.5 KiB
C
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#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#define LINESIZE 100
struct Pizza {
char name[LINESIZE];
float prize;
};
int main() {
char line[LINESIZE];
memset(line, 0, LINESIZE);
char name[LINESIZE];
struct Pizza jedalny_listok[LINESIZE];
memset(jedalny_listok, 0, sizeof(struct Pizza) * LINESIZE);
size_t velkost;
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int a = 0;
int i = 0;
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int c;
int d;
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float cena;
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while (fgets(line, LINESIZE, stdin)) {
velkost = strlen(line);
if (velkost == 1 && line[velkost - 1] == '\n') {
break;
}
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if (i == 0) {
strcpy(jedalny_listok[a].name, line);
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i++;
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// a++;
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}
else if (i == 1){
cena = atof(line);
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if (cena == 0.0){
break;
}
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jedalny_listok[a].prize = cena;
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i--;
a++;
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}
}
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//printf("nacitane pizze v liste: %d\n", a);
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// a = a / 2;
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//printf("%d", a);
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for (c = 0; c < a - 1; c++){
for (d = 0; d < a - c - 1; d++){
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if(jedalny_listok[d].prize == jedalny_listok[d+1].prize){
if(strcmp(jedalny_listok[d].name, jedalny_listok[d+1].name) > 0){
struct Pizza tmp;
strcpy(tmp.name, jedalny_listok[d].name);
tmp.prize = jedalny_listok[d].prize;
strcpy(jedalny_listok[d].name, jedalny_listok[d+1].name);
jedalny_listok[d].prize = jedalny_listok[d+1].prize;
strcpy(jedalny_listok[d+1].name, tmp.name);
jedalny_listok[d+1].prize = tmp.prize;
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}
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}
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else if(jedalny_listok[d].prize > jedalny_listok[d+1].prize){
struct Pizza tmp;
strcpy(tmp.name, jedalny_listok[d].name);
tmp.prize = jedalny_listok[d].prize;
strcpy(jedalny_listok[d].name, jedalny_listok[d+1].name);
jedalny_listok[d].prize = jedalny_listok[d+1].prize;
strcpy(jedalny_listok[d+1].name, tmp.name);
jedalny_listok[d+1].prize = tmp.prize;
}
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}
}
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for( int x = 0; x < a; x++){
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printf("%s", jedalny_listok[x].name);
printf("%f\n", jedalny_listok[x].prize);
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}
/**
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a = a * 2;
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for (i = 0; i<a; i++){
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if (i == 0 || i % 2 == 0) {
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printf("%s", jedalny_listok[i].name);
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}
else {
printf("%f\n", jedalny_listok[i].prize);
}
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}
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**/
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return 0;
}