func_code_string: #include <bits/stdc++.h>   using namespace std;   const long double EPS = 1e-9, PI = acos(-1.);   const int INF = 0x3f3f3f3f, MOD = 1e9 + 7;   const int N = 1e5 + 5;   int n, x, v;   long long sm;   int main() {     scanf( %d%d , &n, &x);     for (int i = 0; i < n; ++i) scanf( %d , &v), sm += v;     printf( %s n , sm + n - 1 == x ?  YES  :  NO );     return 0;   }   