結果
問題 | No.1 道のショートカット |
ユーザー |
|
提出日時 | 2024-10-08 00:23:00 |
言語 | C++23 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 5 ms / 5,000 ms |
コード長 | 2,958 bytes |
コンパイル時間 | 4,210 ms |
コンパイル使用メモリ | 294,188 KB |
実行使用メモリ | 6,820 KB |
最終ジャッジ日時 | 2024-10-08 00:23:08 |
合計ジャッジ時間 | 5,868 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 4 |
other | AC * 40 |
ソースコード
·# include <bits/stdc++.h>using namespace std;using ll = long long;using ull = unsigned long long;const double pi = acos(-1);template<class T>constexpr T inf() { return ::std::numeric_limits<T>::max(); }template<class T>constexpr T hinf() { return inf<T>() / 2; }template <typename T_char>T_char TL(T_char cX) { return tolower(cX); }template <typename T_char>T_char TU(T_char cX) { return toupper(cX); }template<class T> bool chmin(T& a,T b) { if(a > b){a = b; return true;} return false; }template<class T> bool chmax(T& a,T b) { if(a < b){a = b; return true;} return false; }int popcnt(unsigned long long n) { int cnt = 0; for (int i = 0; i < 64; i++)if ((n >> i) & 1)cnt++; return cnt; }int d_sum(ll n) { int ret = 0; while (n > 0) { ret += n % 10; n /= 10; }return ret; }int d_cnt(ll n) { int ret = 0; while (n > 0) { ret++; n /= 10; }return ret; }ll gcd(ll a, ll b) { if (b == 0)return a; return gcd(b, a%b); };ll lcm(ll a, ll b) { ll g = gcd(a, b); return a / g*b; };ll MOD(ll x, ll m){return (x%m+m)%m; }ll FLOOR(ll x, ll m) {ll r = (x%m+m)%m; return (x-r)/m; }template<class T> using dijk = priority_queue<T, vector<T>, greater<T>>;# define all(qpqpq) (qpqpq).begin(),(qpqpq).end()# define UNIQUE(wpwpw) (wpwpw).erase(unique(all((wpwpw))),(wpwpw).end())# define LOWER(epepe) transform(all((epepe)),(epepe).begin(),TL<char>)# define UPPER(rprpr) transform(all((rprpr)),(rprpr).begin(),TU<char>)# define rep(i,upupu) for(ll i = 0, i##_len = (upupu);(i) < (i##_len);(i)++)# define reps(i,opopo) for(ll i = 1, i##_len = (opopo);(i) <= (i##_len);(i)++)# define len(x) ((ll)(x).size())# define bit(n) (1LL << (n))# define pb push_back# define exists(c, e) ((c).find(e) != (c).end())struct INIT{INIT(){std::ios::sync_with_stdio(false);std::cin.tie(0);cout << fixed << setprecision(20);}}INIT;namespace mmrz {void solve();}int main(){mmrz::solve();}#define debug(...) (static_cast<void>(0))using namespace mmrz;void SOLVE(){int n;cin >> n;int c;cin >> c;int v;cin >> v;vector g(n, vector<tuple<int, int, int>>());{vector<int> s(v), t(v), y(v), m(v);rep(i, v)cin >> s[i], s[i]--;rep(i, v)cin >> t[i], t[i]--;rep(i, v)cin >> y[i];rep(i, v)cin >> m[i];rep(i, v){g[s[i]].pb(make_tuple(t[i], y[i], m[i]));}}vector dp(n, vector(c+1, hinf<int>()));dp[0][c] = 0;dijk<tuple<int, int, int>> pq;pq.push(make_tuple(0, 0, c));while(not pq.empty()){auto [dis, cur_i, cur_c] = pq.top();pq.pop();for(auto [to, cost, e] : g[cur_i]){if(cur_c-cost >= 0 && chmin(dp[to][cur_c-cost], dp[cur_i][cur_c]+e)){pq.push(make_tuple(dp[to][cur_c-cost], to, cur_c-cost));}}}int ans = hinf<int>();rep(i, c+1){chmin(ans, dp[n-1][i]);}cout << (ans == hinf<int>() ? -1 : ans) << endl;}void mmrz::solve(){int t = 1;//cin >> t;while(t--)SOLVE();}