#include using namespace std; using ll = long long; #define all(a) (a).begin(), (a).end() #define pb push_back #define fi first #define se second mt19937_64 rng(chrono::system_clock::now().time_since_epoch().count()); const ll MOD1000000007 = 1000000007; const ll MOD998244353 = 998244353; const ll MOD[3] = {999727999, 1070777777, 1000000007}; const ll LINF = 1LL << 60LL; const int IINF = (1 << 30) - 2; void solve(){ int N, M, C; cin >> N >> M >> C; vector>> G(N); for(int i=0; i> u >> v >> r >> w; u--; v--; G[u].pb({v, r, w}); G[v].pb({u, r, w}); } vector> dist(N, vector(C+1, -1)); for(int i=0; i<=C; i++){ dist[N-1][i] = i; for(int v=0; v> T; while(T--) solve(); }