func_code_string: #include <bits/stdc++.h>   using namespace std;   inline int in() {     int x, y;     y = scanf( %d , &x);     return x;   }   const int N = 100 * 1000 + 5;   const long long INF = 10LL * 1000 * 1000 * 1000 * 1000;   long long a[N];   pair<long long, long long> next(long long x, long long c) {     pair<long long, long long> res = {-1, -1};     for (long long d = 1; d * d <= c; d++)       if (c % d == 0 && (d + c / d) % 2 == 0) {         long long x2 = (d + c / d) / 2;         long long x1 = c / d - x2;         if (x1 > x && x2 > x1 && x1 * x1 - x * x <= INF &&             (res.second == -1 || x2 < res.second))           res = {x1, x2};       }     return res;   }   int main() {     int n = in();     long long x = 0;     for (int i = 0; i < n / 2; i++) {       long long c = in();       a[2 * i + 1] = c;       pair<long long, long long> nx = next(x, c);       if (nx.first == -1) return (cout <<  No n ), 0;       a[2 * i] = nx.first * nx.first - x * x;       x = nx.second;     }     cout <<  Yes n ;     for (int i = 0; i < n; i++) cout << a[i] <<    ;     cout << endl;     return 0;   }   