85 lines
1.6 KiB
C
85 lines
1.6 KiB
C
#include "anketa.h"
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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int count_students(struct student* students){
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int i;
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for(i=0; i<MAXSTUDENTS; i++){
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if(students[i].votes<=0){
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break;
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}
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}
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return i;
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}
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int search(struct student* students,const char* name){
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for(int i=0; i<MAXSTUDENTS; i++){
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if(strcmp(students[i].name,name)==0){
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return i;
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}
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}
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return -1;
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}
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int add_student(struct student* students, const char* name, int votes){
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int index=-1, x=0;
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for(int i=0; i<MAXSTUDENTS; i++){
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if(strcmp(students[i].name,name)==0){
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index=i;
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break;
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}
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if(students[i].name!=NULL){
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x++;
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}
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}
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if(index!=-1){
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students[index].votes+=votes;
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return index;
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}
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if(x<(MAXSTUDENTS-1)){
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strcpy(students[x].name,name);
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students[x].votes=votes;
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return x;
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}
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return -1;
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}
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int compare(const void* s1,const void* s2){
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struct student* stud1=(struct student*)s1;
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struct student* stud2=(struct student*)s2;
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return stud1->votes==stud2->votes?0:stud1->votes<stud2->votes?1:-1;
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}
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void sort_students(struct student* students){
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qsort(students, count_students(students), sizeof(struct student), compare);
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}
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void print_students(struct student* students){
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for(int i=0;i<count_students(students);i++){
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if(students[i].name!=NULL){
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printf("%s\n %d\n", students[i].name, students[i].votes);
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}
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}
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}
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void read_students(FILE* file,struct student* students){
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char meno[100];
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int body;
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do{
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fscanf(file,"%s",&meno[0]);
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fscanf(file,"%d",&body);
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if(add_student(students,meno,body)==-1){
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break;
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}
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}while(meno[0]=EOF);
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}
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