#include <iostream>
#include <vector>
using namespace std;
void solve1(){
const int N = 7, X = 6;
int cnt = 0;
vector<int> a(N);
for(auto &i: a) cin >> i;
for(auto &i: a) cnt += (i > X);
cout << cnt;
}
void solve2(){
const int N = 12;
int res = 1;
vector<int> p(N);
for(auto &i: p) cin >> i;
for(auto &i: p)
if(!(i & 1))
res *= i;
(res == 1) ? cout << 0 : cout << res;
}
void solve3(){
const int N = 17;
int x, ans = 0;
vector<int> t(N);
for(auto &i: t) cin >> i;
cin >> x;
while(++x < N)
ans += t[x];
cout << ans;
}
int main(){
//solve1(); //task1
//solve2(); //task2
//solve3(); //task3
}
