Submission #549587

# Submission time Handle Problem Language Result Execution time Memory
549587 2022-04-16T05:16:53 Z Soul234 Bali Sculptures (APIO15_sculpture) C++14
Compilation error
0 ms 0 KB
#include<bits/stdc++.h>
using namespace std;

void DBG() { cerr << "]\n"; }
template<class H, class... T> void DBG(H h, T... t) {
    cerr << h; if(sizeof...(t)) cerr << ", ";
    DBG(t...);
}
#ifdef LOCAL
#define dbg(...) cerr << "[" << #__VA_ARGS__ << "]: [", DBG(__VA_ARGS__)
#else
#define dbg(...) 0
#endif // LOCAL

#define FOR(i,a,b) for(int i = (a) ; i<(b) ; i++)
#define F0R(i,a) FOR(i,0,a)
#define ROF(i,a,b) for(int i = (b)-1 ; i>=(a) ; i--)
#define R0F(i,a) ROF(i,0,a)
#define each(e,a) for(auto &e : (a))
#define sz(v) (int)(v).size()
#define all(v) (v).begin(),(v).end()
#define rall(v) (v).rbegin(),(v).rend()
#define pb push_back
#define tcT template<class T
#define nl "\n"

using ll = long long;
using vi = vector<int>;
using pi = pair<int,int>;
using str = string;
tcT> using V = vector<T>;
tcT> using pqg = priority_queue<T,vector<T>,greater<T>>;

void setIO(string NAME = "") {
    cin.tie(0)->sync_with_stdio(0);
    if(sz(NAME)) {
        freopen((NAME + ".inp").c_str(),"r",stdin);
        freopen((NAME + ".out").c_str(),"w",stdout);
    }
}

tcT> ckmax(T&a, const T&b) {
    return b > a ? a = b, 1 : 0;
}
tcT> ckmin(T&a, const T&b) {
    return b < a ? a = b, 1 : 0;
}
const int MOD = 1e9 + 7;
const int MX = 2e3+5;
int N, a[MX], A, B, L[MX], R[MX];

void solve() {
    cin>>N>>A>>B;
    FOR(i,1,N+1) cin>>a[i];
    ll msk = (1LL<<41)-1;
    R0F(b,41) {
        msk ^= (1LL<<b);
        FOR(i,1,N+1) {
            L[i] = MOD;
            R[i] = -MOD;
            ll sum = 0;
            R0F(j,i) {
                sum += a[j+1];
                if((sum&msk) == sum) {
                    ckmin(L[i], L[j]+1);
                    ckmax(R[i], R[j]+1);
                }
            }
        }
        if(R[N] < A || L[N] > B) msk ^= 1<<b;
    }
    cout << msk << nl;
}

int main() {
    setIO();

    int t=1;
    //cin>>t;
    while(t-->0) {
        solve();
    }

    return 0;
}

Compilation message

sculpture.cpp:42:6: error: ISO C++ forbids declaration of 'ckmax' with no type [-fpermissive]
   42 | tcT> ckmax(T&a, const T&b) {
      |      ^~~~~
sculpture.cpp:45:6: error: ISO C++ forbids declaration of 'ckmin' with no type [-fpermissive]
   45 | tcT> ckmin(T&a, const T&b) {
      |      ^~~~~
sculpture.cpp: In function 'void setIO(std::string)':
sculpture.cpp:37:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   37 |         freopen((NAME + ".inp").c_str(),"r",stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sculpture.cpp:38:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   38 |         freopen((NAME + ".out").c_str(),"w",stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~