Submission #1480374

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Source Code Expand

#include <bits/stdc++.h>
#define rep(i,n) for(int (i)=0;(i)<(int)(n);++(i))
using namespace std;
typedef int64_t ll;
typedef vector<ll> vll;
struct Solution {
    void solve(std::istream& in, std::ostream& out) {
        ll N;
        in >> N;
        vll a(N);
        rep(i, N) {
            in >> a[i];
        }
        ll ans = 0;
        rep(i, N) {
            while (!((a[i] - 1) % 2 != 1 && (a[i] - 1) % 3 != 1)) {
                a[i]--;
                ans++;
            }
        }
        out << ans << endl;
    }
};
void solve(std::istream& in, std::ostream& out) {
    out << std::setprecision(12);
    Solution solution;
    solution.solve(in, out);
}
#include <fstream>
#include <iostream>
int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    istream& in = cin;
    ostream& out = cout;
    solve(in, out);
    return 0;
}

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