func_code_string: // Author: wlzhouzhuan   #pragma GCC optimize( Ofast )   #pragma GCC target( avx )   #include <bits/stdc++.h>   using namespace std;      #define ull unsigned long long       namespace IO {     const int SIZE = 1 << 23;     char ibuf[SIZE], *iS, *iT;     char obuf[SIZE], *oS = obuf, *oT = oS + SIZE - 1;     bool flush() {       fwrite(obuf, 1, oS - obuf, stdout);       oS = obuf;       return true;     }     #define gc() (iS == iT ? (iT = (iS = ibuf) + fread(ibuf, 1, SIZE, stdin), (iS == iT ? EOF : *iS++)) : *iS++)     #define pc(x) (*oS++ = x)      int read() {       int x = 0, f = 0;       char c = gc();       while (!isdigit(c)) f |= c ==  - , c = gc();       while (isdigit(c)) x = 10 * x + c -  0 , c = gc();       return f ? -x : x;     }     char qu[55]; int qlen;     template <class T> void print(T x) {       if (!x) pc( 0 );       if (x < 0) pc( - ), x = -x;       while (x) qu[++qlen] = x % 10 +  0 , x /= 10;       while (qlen) pc(qu[qlen--]);     }     template <class T> void print(T x, char charset) {       print(x), pc(charset);     }     struct Flusher {       ~Flusher() {         flush();       }     } flusher;   }   using namespace IO;      const int N = 1005;   const int mod = 998244353;      int qpow(int a, int b = mod - 2) {     int res = 1;     while (b > 0) {       if (b & 1) res = 1ll * res * a % mod;       a = 1ll * a * a % mod;       b >>= 1;     }     return res;   }      ull mul(ull a, ull b) {     return (static_cast<unsigned long long>(a) * b) % mod;   }   int a[N], m, n;   ull fz = 1, sumfz = 0, fm = 1, ans = 0;   int j = 0;   void run(int t) {     for (; j < t; j++) {       fz = mul(fz, 2 * n - j);       sumfz = mul(sumfz, (n - j)) + fz;       fm = mul(fm, n - j);     }   }   int main() {     m = read();     for (int i = 1; i <= m; i++) {       a[i] = read(), n += a[i];     }     sort(a + 1, a + m + 1);     for (int i = 1; i <= m; i++) {       run(a[i]);       ans = (ans + mul(sumfz, qpow(fm))) % mod;     }     run(n);     ans = (ans + mod - mul(sumfz, qpow(fm))) % mod;     print((mod - ans) % mod,   n );     return 0;   }