oj.uz

답안 #595636

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
595636 2022-07-13T22:34:23 Z Joshua_Andersson Kitchen (BOI19_kitchen) C++14
100 / 100
 11 ms 1056 KB 
#undef _GLIBCXX_DEBUG                // disable run-time bound checking, etc
#pragma GCC optimize("Ofast,inline") // Ofast = O3,fast-math,allow-store-data-races,no-protect-parens
#pragma GCC optimize ("unroll-loops")

#pragma GCC target("bmi,bmi2,lzcnt,popcnt")                      // bit manipulation
#pragma GCC target("movbe")                                      // byte swap
#pragma GCC target("aes,pclmul,rdrnd")                           // encryption
#pragma GCC target("avx,avx2,f16c,fma,sse3,ssse3,sse4.1,sse4.2") // SIMD

#include <bits/stdc++.h>

using namespace std;

#define enablell 0

typedef long long ll;
#if enablell
#define int ll
#define inf LLONG_MAX
#define float double
#else
#define inf int(2e9)
#endif
#define vi vector<int>
#define vvi vector<vi>
#define vvvi vector<vvi>
#define vvvvi vector<vvvi>
#define vb vector<bool>
#define vvb vector<vb>
#define vvvb vector<vvb>
#define p2 pair<int, int>
#define vp2 vector<p2>
#define vvp2 vector<vp2>
#define vvvp2 vector<vvp2>
#define p3 tuple<int,int,int>
#define vp3 vector<p3>
#define vvp3 vector<vp3>
#define vvvp3 vector<vvp3>
#define p4 tuple<int,int,int,int>
#define vp4 vector<p4>

//#define read(a) cin >> a
#define read2(a,b) cin >> a >> b
#define read3(a,b,c) cin >> a >> b >> c
//#define write(a) cout << (a) << "\n"
#define quit cout << endl; _Exit(0);
#define dread(type, a) type a; cin >> a
#define dread2(type, a, b) dread(type, a); dread(type, b)
#define dread3(type, a, b, c) dread2(type, a, b); dread(type, c)
#define dread4(type, a, b, c, d) dread3(type, a, b, c); dread(type, d)
#define dread5(type, a, b, c, d, e) dread4(type, a, b, c, d); dread(type, e)
#ifdef _DEBUG
#define noop cout << "";
#define deb __debugbreak();
#define debassert(expr) if (!(expr)) deb;
#define debif(expr) if(expr) deb;
#else
#define noop ;
#define deb ;
#define debassert(expr) ;
#define debif(expr) ;
#endif

#define rep(i, high) for (int i = 0; i < high; i++)
#define repp(i, low, high) for (int i = low; i < high; i++)
#define repe(i, container) for (auto& i : container)
#define per(i, high) for (int i = high-1; i >= 0; i--)
#define perr(i, low, high) for (int i = high-1; i >= low; i--)

#define readvector(type, name, size) vector<type> name(size); rep(i,size) {dread(type,temp); name[i]=temp;}
#define all(a) begin(a),end(a)
#define setcontains(set, x) (set.find(x) != set.end())
#define stringcontains(str, x) (str.find(x) != string::npos)
#define within(a, b, c, d) (a >= 0 && a < b && c >= 0 && c < d)
#define sz(container) ((int)container.size())
#define mp(a,b) (make_pair(a,b))
#define first(a) (*begin(a))
#define indexpair(p, i) ((i==0)?p.first:p.second)
#define chmax(a,b) ((a)=max((a),b))
#define chmin(a,b) ((a)=min((a),b))

#define ceildiv(x,y) ((x + y - 1) / y)
#define fract(a) (a-floor(a))

auto Start = chrono::high_resolution_clock::now();
#define elapsedmillis() (chrono::duration_cast<chrono::milliseconds>(chrono::high_resolution_clock::now() - Start).count())
#define rununtil(time) if (elapsedmillis() >= time) break;

inline void fast() { ios::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); }
template <typename T, typename U> inline void operator+=(std::pair<T, U>& l, const std::pair<T, U>& r) { l = { l.first + r.first,l.second + r.second }; }
template <typename T> inline int sgn(T val) { return (T(0) < val) - (val < T(0)); }
template <typename Out> inline void split(const string& s, char delim, Out result) { istringstream iss(s); string item; while (getline(iss, item, delim)) { *result++ = item; } }
inline vector<string> split(const string& s, char delim) { vector<string> elems; split(s, delim, back_inserter(elems)); return elems; }
inline int readintsigned() { int v = 0; int sign = 1; char c = getchar(); if (c == '-') { sign = -1; } else { v += c - '0'; } while ((c = getchar()) != EOF && c != ' ' && c != '\n') { v *= 10; v += c - '0'; } return v * sign; }
inline int readint() { int v = 0; char c; while ((c = getchar()) != EOF && c != ' ' && c != '\n') { v *= 10; v += c - '0'; } return v; }
inline string readstring() { string s; char c; while ((c = getchar()) != EOF && c != '\n') { s.push_back(c); } return s; }
#if _MSC_VER > 0
#define gc() getchar()
#else
#if 0
#include <bits/extc++.h>
using namespace __gnu_pbds;
#endif
#define gc() getchar_unlocked()
struct chash { // large odd number for C
    const uint64_t C = ll(4e18 * acos(0)) | 71;
    ll operator()(ll x) const { return x; }
};
//typedef __gnu_pbds::gp_hash_table<int, null_type, chash> h;

#endif



int32_t main()
{
    fast();

#if 0
    ifstream cin("C:\\Users\\joshua.jeffmarander\\source\\repos\\Comp prog\\x64\\Debug\\in.txt");
#endif

    dread3(int, n, m, k);

    readvector(int, dishes, n);
    readvector(int, chefs, m);

    int s = 0;
    rep(i, n) s += dishes[i];

    rep(i, n)
    {
        if (dishes[i] < k)
        {
            cout << "Impossible";
            quit;
        }
    }

    vi dp(90010, -inf);
    dp[0] = 0;

    vi next(dp);

    rep(i, chefs.size())
    {
        int uniques = min(n, chefs[i]);
        int working = chefs[i];
        

        repp(j, working, dp.size())
        {
            next[j] = max(dp[j], dp[j - working] + uniques);
        }
        dp = next;
    }

    int ans = inf;

    rep(i, dp.size())
    {
        if (dp[i] >= n * k)
        {
            if (i >= s)
            {
                ans = min(ans, i - s);
            }
        }
    }

    if (ans != inf) cout << ans;
    else cout << "Impossible";

    quit;
}

Compilation message

kitchen.cpp: In function 'int32_t main()':
kitchen.cpp:64:40: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   64 | #define rep(i, high) for (int i = 0; i < high; i++)
......
  145 |     rep(i, chefs.size())
      |         ~~~~~~~~~~~~~~~                 
kitchen.cpp:145:5: note: in expansion of macro 'rep'
  145 |     rep(i, chefs.size())
      |     ^~~
kitchen.cpp:65:48: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   65 | #define repp(i, low, high) for (int i = low; i < high; i++)
......
  151 |         repp(j, working, dp.size())
      |              ~~~~~~~~~~~~~~~~~~~~~              
kitchen.cpp:151:9: note: in expansion of macro 'repp'
  151 |         repp(j, working, dp.size())
      |         ^~~~
kitchen.cpp:64:40: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   64 | #define rep(i, high) for (int i = 0; i < high; i++)
......
  160 |     rep(i, dp.size())
      |         ~~~~~~~~~~~~                    
kitchen.cpp:160:5: note: in expansion of macro 'rep'
  160 |     rep(i, dp.size())
      |     ^~~

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 960 KB Output is correct
2 Correct 1 ms 980 KB Output is correct
3 Correct 1 ms 980 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 964 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 980 KB Output is correct

Subtask #2
22.0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 960 KB Output is correct
2 Correct 1 ms 980 KB Output is correct
3 Correct 1 ms 980 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 964 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 980 KB Output is correct
9 Correct 1 ms 980 KB Output is correct
10 Correct 1 ms 980 KB Output is correct
11 Correct 1 ms 980 KB Output is correct
12 Correct 1 ms 980 KB Output is correct
13 Correct 1 ms 980 KB Output is correct

Subtask #3
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 9 ms 1048 KB Output is correct
2 Correct 8 ms 964 KB Output is correct
3 Correct 9 ms 1048 KB Output is correct
4 Correct 9 ms 960 KB Output is correct
5 Correct 10 ms 1056 KB Output is correct
6 Correct 7 ms 956 KB Output is correct

Subtask #4
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 980 KB Output is correct
2 Correct 3 ms 960 KB Output is correct
3 Correct 2 ms 980 KB Output is correct
4 Correct 3 ms 980 KB Output is correct
5 Correct 1 ms 212 KB Output is correct

Subtask #5
28.0 / 28.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 960 KB Output is correct
2 Correct 1 ms 980 KB Output is correct
3 Correct 1 ms 980 KB Output is correct
4 Correct 1 ms 980 KB Output is correct
5 Correct 1 ms 964 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 1 ms 980 KB Output is correct
9 Correct 1 ms 980 KB Output is correct
10 Correct 1 ms 980 KB Output is correct
11 Correct 1 ms 980 KB Output is correct
12 Correct 1 ms 980 KB Output is correct
13 Correct 1 ms 980 KB Output is correct
14 Correct 9 ms 1048 KB Output is correct
15 Correct 8 ms 964 KB Output is correct
16 Correct 9 ms 1048 KB Output is correct
17 Correct 9 ms 960 KB Output is correct
18 Correct 10 ms 1056 KB Output is correct
19 Correct 7 ms 956 KB Output is correct
20 Correct 2 ms 980 KB Output is correct
21 Correct 3 ms 960 KB Output is correct
22 Correct 2 ms 980 KB Output is correct
23 Correct 3 ms 980 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 8 ms 980 KB Output is correct
26 Correct 8 ms 980 KB Output is correct
27 Correct 6 ms 980 KB Output is correct
28 Correct 10 ms 1044 KB Output is correct
29 Correct 11 ms 980 KB Output is correct
30 Correct 10 ms 1040 KB Output is correct