#include <stdio.h>
 
#include <stdio.h>
#include <stdlib.h>
 
struct student {
    int ocena;
    char imie[20];
    char nazwisko[30];
};
 
void sortuj(struct student s[], int n);
int main(){
    int i;
    int n = 3;
    struct student s[n];
    for( i = 0; i < n; i++){
        printf("Podaj ocene: \n");
        scanf("%d", &s[i].ocena);
        printf("Podaj imie: \n");
        scanf("%s",s[i].imie);
        printf("Podaj nazwisko: \n");
        scanf("%s",s[i].nazwisko);
    }
    sortuj(s, n);
    for( i = 0; i < n; i++){
        printf("%d |", s[i].ocena);
        printf("%s |", s[i].imie);
    }
    return 0;
}
void sortuj(struct student s[], int n){
    int i, j, tmp;
    for( i = 0; i < n; i++){
        for( j = 0; j < n - 1; j++){
            if(s[j].ocena > s[j+1].ocena){
                tmp = s[j].ocena;
                s[j].ocena = s[j+1].ocena;
                s[j+1].ocena = tmp;
            }
        }
    }
}
 

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4
Stefan
Wojciechowski
5
Ignacy
Moscicki
1
Student
Pierwszoroczny