1012

#include<iostream>#include<string.h>#include<cmath>#include<algorithm>using namespace std;int main(){    int n,a;    int A1=0,A2=0,A3=0,A5=0;    int A1n=0,A2n=0,A3n=0,A4n=0,A5n=0;    double A4=0;     cin>>n;    for(int i=1;i<=n;i++)    {        cin>>a;        if(a%5==0&&a%2==0)            A1+=a,A1n++;        if(a%5==1)            A2=A2+pow(-1,A2n)*a,A2n++;        if(a%5==2)            A3++,A3n++;        if(a%5==3)            A4+=a,A4n++;                if(a%5==4)            A5=max(A5,a),A5n++;             }    if(A1n==0)        printf("N ");    else        printf("%d ",A1);    if(A2n==0)        printf("N ");    else        printf("%d ",A2);    if(A3n==0)        printf("N ");    else        printf("%d ",A3);    if(A4n==0)        printf("N ");    else        printf("%0.1lf ",A4/A4n);    if(A5==0)        printf("N");    else        printf("%d",A5);    return 0;}