7oSkaaa

D1

May 27th, 2022 (edited)
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C++ 2.94 KB | None | 0 0
  1. #include <bits/stdc++.h>
  2.  
  3. using namespace std;
  4.  
  5. #define cin_2d(vec, n, m) for(int i = 0; i < n; i++) for(int j = 0; j < m && cin >> vec[i][j]; j++);
  6. #define cout_2d(vec, n, m) for(int i = 0; i < n; i++, cout << "\n") for(int j = 0; j < m && cout << vec[i][j] << " "; j++);
  7. #define cout_map(mp) for(auto& [f, s] : mp) cout << f << "  " << s << "\n";
  8. #define Time cerr << "Time Taken: " << (float)clock() / CLOCKS_PER_SEC << " Secs" << "\n";
  9. #define fixed(n) fixed << setprecision(n)
  10. #define ceil(n, m) (((n) / (m)) + ((n) % (m) ? 1 : 0))
  11. #define fill(vec, value) memset(vec, value, sizeof(vec));
  12. #define Num_of_Digits(n) ((int)log10(n) + 1)
  13. #define mod_combine(a, b, m) (((a % m) * (b % m)) % m)
  14. #define all(vec) vec.begin(), vec.end()
  15. #define rall(vec) vec.rbegin(), vec.rend()
  16. #define sz(x) int(x.size())
  17. #define debug(x) cout << #x << ": " << (x) << "\n";
  18. #define fi first
  19. #define se second
  20. #define Pair pair < int, int >
  21. #define ll long long
  22. #define ull unsigned long long
  23. #define Mod  1'000'000'007
  24. #define OO 2'000'000'000
  25. #define EPS 1e-9
  26. #define PI acos(-1)
  27.  
  28. template < typename T = int > istream& operator >> (istream &in, vector < T > &v) {
  29.     for (auto &x: v) in >> x;
  30.     return in;
  31. }
  32.  
  33. template < typename T = int > ostream& operator << (ostream &out, const vector < T > &v) {
  34.     for (const T &x: v) out << x << ' ';
  35.     return out;
  36. }
  37.  
  38. void AhMeD_HoSSaM(){
  39.     ios_base::sync_with_stdio(false), cin.tie(nullptr), cout.tie(nullptr);
  40.     freopen("tank.in", "r", stdin);
  41.     /*#ifndef ONLINE_JUDGE
  42.         freopen("input.txt", "r", stdin), freopen("output.txt", "w", stdout);
  43.     #endif*/
  44. }
  45.  
  46. ll n, S, T;
  47. vector < ll > dp1;
  48. vector < pair < ll, ll > > dp2;
  49.  
  50. ll min_water(ll curr_water){
  51.     if(curr_water >= n) return 0;
  52.     ll& ret = dp1[curr_water];
  53.     if(~ret) return ret;
  54.     ret = LLONG_MAX;
  55.     ret = min(ret, S + min_water(curr_water + S));
  56.     ret = min(ret, T + min_water(curr_water + T));
  57.     return ret;
  58. }
  59.  
  60. pair < ll, ll > operator + (const pair < ll, ll > &a, const pair < ll, ll > &b){
  61.     return {a.fi + b.fi, a.se + b.se};
  62. }
  63.  
  64. pair < ll, ll > min(const pair < ll, ll > &a, const pair < ll, ll > &b){
  65.     return a.fi + a.se <= b.fi + b.se ? a : b;
  66. }
  67.  
  68. pair < ll, ll > get_ans(ll water){
  69.     if(water < 0) return {OO, OO};
  70.     if(water == 0) return {0, 0};
  71.     pair < ll, ll >& ret = dp2[water];
  72.     if(ret.first != -1 && ret.second != -1) return ret;
  73.     ret = {OO, OO};
  74.     ret = min(ret, make_pair(1, 0) + get_ans(water - S));
  75.     ret = min(ret, make_pair(0, 1) + get_ans(water - T));
  76.     return ret;
  77. }  
  78.  
  79. void Solve(){
  80.     cin >> n >> S >> T;
  81.     dp1.assign(n + max(S, T) + 10, -1);
  82.     dp2.assign(n + max(S, T) + 10, make_pair(-1, -1));
  83.     ll min_wasted_water = min_water(0);
  84.     auto [min_S, min_T] = get_ans(min_wasted_water);
  85.     cout << min_S << ' ' << min_T << "\n";
  86. }
  87.  
  88. int main(){
  89.     AhMeD_HoSSaM();
  90.     int t = 1;
  91.     cin >> t;
  92.     while(t--)
  93.         Solve();
  94.     return 0;
  95. }
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