1217_Getline Two - Fruits_uri

//thanks God For Every Thing!
//contest link:
#include<bits/stdc++.h>
#include<stdio.h>
#include<string.h>
#include<math.h>
#define pi                      acose(-1)
#define rep(i,x)                for(int i=0; i<(x); i++)
#define rep1(i,x)               for(int i=1; i<=(x); i++)

typedef long long int           ll;
typedef double                  dl;
using namespace std;



int main()
{
    int n, i, j, frt=1;
    double cost;
    char s[1500];
    cin>>n;
    int day[n];
    double total_cost=0, day_kg=0;
    for(i=1; i<=n; i++)
    {
        cin>>cost;
        cin.ignore();
        total_cost = total_cost+cost;

        scanf("%[^\n]",s);
        int ln;
        ln = strlen(s);
        for(j=0; j<ln; j++)
        {
            if(s[j]==' ')
            {
                frt++;
            }
        }

        day [i]=frt;
        day_kg=frt+day_kg;
        frt=1;
    }
    for(i=1; i<=n; i++){
        printf("day %d: %d kg\n", i, day[i]);
    }
   /* printf("%.2lf kg by day\n", day_kg/n);
    printf("R$ %.2lf by day\n", total_cost/n);*/
    cout<<fixed<<setprecision(2)<< day_kg/n<< " kg by day"<<endl;
    cout<<fixed<<setprecision(2)<<"R$ "<<total_cost/n<<" by day"<<endl;
    return 0;
}