1

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

int main()
{
    FILE* fp=fopen("numere_in.txt","r");
    if(!fp)
        return -1;
    int n;
    fscanf(fp,"%d",&n);
    float a[n];
    for(int i=0;i<n;i++)
        fscanf(fp,"%f",&a[i]);
    fclose(fp);

    fp=fopen("numere_out.txt","w");
    fprintf(fp,"%d\n",n);
    for(int i=0;i<n;i++)
        fprintf(fp,"%.2f ",a[n-1-i]);
    fclose(fp);
    return 0;
}