#include using namespace std; #define int long long const int p=998244353; int po(int a,int b) {if(b==0) return 1; if(b==1) return a; if(b%2==0) {int u=po(a,b/2);return (u*1LL*u)%p;} else {int u=po(a,b-1);return (a*1LL*u)%p;}} int inv(int x) {return po(x,p-2);} mt19937 rnd; #define app push_back #define all(x) (x).begin(),(x).end() #ifdef LOCAL #define debug(...) [](auto...a){ ((cout << a << ' '), ...) << endl;}(#__VA_ARGS__, ":", __VA_ARGS__) #define debugv(v) do {cout<< #v <<" : {"; for(int izxc=0;izxc > g[maxn]; int dp[maxn];bool used[maxn]; int32_t main() { ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0); int n,m,C;cin>>n>>m>>C; for(int i=0;i>x>>y>>r>>w;--x;--y; g[x].app({y,r,w});g[y].app({x,r,w}); } for(int c=1;c<=C;++c) { fill(dp,dp+n,-1);fill(used,used+n,false);dp[0]=c; for(int cyc=0;cyc