#include <iostream>
#include <fstream>
using namespace std;
ifstream input("D:/input.txt");
ofstream output("D:/ouput.txt");
int main()
{
int A[1000];
int n ,dem=0;
input >> n;
for(int i=0;i<n;i++)
input >> A[i];
for(int i=0;i<n;i++)
if(A[i]<0)
dem +=A[i];
output << dem;
return 0;
}
uses crt;
var a:array[1..100]of integer;
i,n,t:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
t:=0;
for i:=1 to n do
if a[i]<0 then t:=t+a[i];
writeln('Tong cac so nguyen am la: ',t);
readln;
end.