#include <iostream>
#include <cmath>
#include <set>
#include <vector>
#include <algorithm>
#pragma GCC optimize("Ofast")
using ll = long long;
using ld = long double;
using namespace std;
ll a[13];
void solve(){
ll sum = 0;
for(auto i: a)
sum += i;
cout << sum;
}
signed main() {
for(ll i = 0; i < 13; i++)
cin >> a[i];
solve();
// PascalABC.NET
begin
var s := 0;
for var i := 1 to 13 do
s += ReadInteger;
s.Print
end.
#include <iostream>
#include <cmath>
#include <set>
#include <vector>
#include <algorithm>
#pragma GCC optimize("Ofast")
using ll = long long;
using ld = long double;
using namespace std;
ll a[13];
void solve(){
ll sum = 0;
for(auto i: a)
sum += i;
cout << sum;
}
signed main() {
for(ll i = 0; i < 13; i++)
cin >> a[i];
solve();
}
// PascalABC.NET
begin
var s := 0;
for var i := 1 to 13 do
s += ReadInteger;
s.Print
end.