109 lines
1.8 KiB
C
109 lines
1.8 KiB
C
#include <stdio.h>
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#include <string.h>
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#include <stdbool.h>
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/// @. @
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#define LINE_SIZE 100
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#define LIST_SIZE 200
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struct pizza
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{
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char name[LINE_SIZE];
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float prize;
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};
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int compare_pizza (struct pizza p1, struct pizza p2)
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{
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if( p1.prize > p2.prize )
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{
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return 1;
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}
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if( p1.prize < p2.prize )
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{
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return -1;
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}
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return strcmp(p1.name, p2.name);
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}
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int read_pizza_list(struct pizza* list)
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{
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int counter = 0;
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for (int i=0; i< LIST_SIZE; i++)
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{
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struct pizza item;
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memset(&item,0,sizeof(struct pizza));
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int r = read_item(&item);
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if (r)
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{
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memcpy(&list[i],&item,sizeof(struct pizza));
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counter += 1;
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}
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else
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{
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break;
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}
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}
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return counter;
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}
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void sort_pizza_list(struct pizza* list, int n)
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{
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bool sorted;
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struct pizza tmp;
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for(int k=0; k<n; k++)
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{
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sorted=true;
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for(int i=0; i<n-1-k; i++)
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{
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if(compare_pizza(list[i], list[i+1])<0)
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{
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tmp=list[i];
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list[i]=list[i+1];
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list[i+1]=tmp;
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sorted=false;
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}
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}
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if(sorted)
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{
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break;
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}
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}
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}
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int main()
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{
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struct pizza list[LIST_SIZE];
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memset(list,0,LIST_SIZE*sizeof(struct pizza));
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int n=read_pizza_list(list);
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sort_pizza_list(&list,n);
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for(int k=0; k<n; k++)
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printf("%s%.2f\n",list[k].name, list[k].prize);
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return 0;
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}
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int read_item(struct pizza *r)
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{
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char*p;
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int st;
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do
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{
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p=fgets(r->name, 299, stdin);
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}while(p!=NULL && p[0]=='\n');
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if(p==NULL) {return 0;}
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st=scanf("%f", &r->prize);
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if(st==1)
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{return 1;}
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else
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{return 0;}
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}
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