include

include

include

struct triangle { int a; int b; int c; };

typedef struct triangle triangle; triangle* sort_by_area(triangle* tr, int n) { /** * Sort an array a of the length n / double p ; double k = malloc(n * sizeof(double)); ; triangle temp; for(int i =0; i(p-tr[i].b)(p-tr[i].c));

}
for (int i =0;i<n;i++){
    for(int j = 0;j<n-i-1;j++){
        if(k[j]>k[j+1]){
            temp = tr[j];
            tr[j] = tr[j+1];
            tr[j+1] = temp;
            double tempk = k[j];
            k[j] = k[j + 1];
            k[j + 1] = tempk;
        }
        else{
            continue;
        }   
    }
}
free(k);
return tr;

}

int main() { int n; scanf("%d", &n); triangle *tr = malloc(n * sizeof(triangle)); for (int i = 0; i < n; i++) { scanf("%d%d%d", &tr[i].a, &tr[i].b, &tr[i].c); } sort_by_area(tr, n); for (int i = 0; i < n; i++) { printf("%d %d %d\n", tr[i].a, tr[i].b, tr[i].c); } return 0; }