#include using namespace std; typedef long long int ll; typedef pair P; typedef vector VI; typedef vector VVI; #define REP(i,n) for(int i=0;i<(n);i++) #define ALL(v) v.begin(),v.end() template bool chmax(T &x, const T &y) {return (x bool chmin(T &x, const T &y) {return (x>y)?(x=y,true):false;}; constexpr ll MOD=998244353; constexpr ll INF=2e18; int main(){ int n; cin >> n; int m=400; VVI dp(n+1,VI(m,0)); dp[0][200]=1; REP(i,n){ REP(j,m){ for(int k=1;k