#include #include #include using namespace std; using namespace atcoder; using mint = modint998244353; constexpr int MAX_N = 1010; constexpr int MAX_T = 1010; int N, M, T; vector G[MAX_N]; mint dp[MAX_T][MAX_N]; int main(){ cin >> N >> M >> T; for(int i=0; i> u >> v; G[u].push_back(v); G[v].push_back(u); } dp[0][0] = 1; for(int i=0; i