#include <stdio.h>
#include <stdlib.h>
#include <string.h>

typedef struct
{
    char name[31];
    int area;
    int population;
    float popular;
} DATA;

int compar(const void *a, const void *b)
{
    DATA *x=(DATA*)a;
    DATA *y=(DATA*)b;

    if(x->popular>y->popular)
        return -1;
    if(x->popular<y->popular)
        return 1;
    return strcmp(x->name,y->name);
}

int main(int argc, char **argv) {
    FILE *f = fopen("bemenet.txt","r");
    float a = atof(argv[1]);
    DATA t[200];
    char line[1000], *token;
    int index=0, i;
    while(fgets(line,1002,f))
    {
        int szum=0;
        t[index].population=0;
        token=strtok(line,";");
        strcpy(t[index].name,token);
        token=strtok(NULL,";");
        t[index].area=atoi(token);
        while(token=strtok(NULL,";"))
        {
            szum+=atoi(token);
        }
        t[index].population=szum;
        t[index].popular=(float)t[index].population/t[index].area;
        if (t[index].popular>a)
            index++;
    }
    qsort(t,index,sizeof(DATA),compar);
    for(i=0; i<index; i++)
    {
        printf("%s,%d,%d\n",t[i].name,t[i].area,t[i].population);
    }
    fclose(f);

    return 0;
}