Submission #1305997

#	Time	Username	Problem	Language	Result	Execution time	Memory
1305997		dobri_oke	Snake Escaping (JOI18_snake_escaping)	C++20	Compilation error	0 ms	0 KiB

snake_escaping

#pragma GCC optimize("Ofast,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
#include <bits/stdc++.h>
using namespace std;
//#define int long long
#define pb push_back
#define F first
#define S second

const int N = (1 << 20) + 5, inf = 1e9 + 1, mod = 1e9 + 7;
int n, q, dp[N];
string s;
void solve(){
    cin >> n >> q >> s;
    for(int i = 0; i < (1 << n); i++){
        dp[i] = s[i] - '0';
    }
    for(int i = 0; i < n; i++){
        for(int mask = 0; mask < (1 << n); mask++){
            if(((mask >> i) & 1) == 0){
                dp[mask] += dp[(mask | (1 << i))];
            }
        }
    }
    while(q--){
        string d;
        cin >> d;
        int g = 0, h = 0, f = 0, cnt = 0, cnt2 = 0, sum = 0;
        for(int i = 0; i < n; i++){
            if(d[n - i - 1] == '1') g += (1 << i);
            else if(d[n - i - 1] == '0'){ h += (1 << i); cnt++;}
            else{ f += (1 << i); cnt2++;}
        }
        if(cnt <= cnt2){
            for(int mask = h; ; mask = ((mask - 1) & h)){
                int i = __builtin_popcount(mask);
                if(i % 2 == 1) sum -= dp[(g | mask)];
                else sum += dp[(g | mask)];
                if(mask == 0) break;
            }
        }
        else{
            for(int mask = f; ; mask = ((mask - 1) & f)){
                sum += s[(g | mask)] - '0';
                if(mask == 0) break;
            }
        }
        cout << sum << '\n';
    }
}

signed main(){
    ios::sync_with_stdio(0);
    cin.tie(0);
    //freopen("guard.in", "r", stdin);
    //freopen("guard.out", "w", stdout);
    int tt = 1;
    //cin >> tt;
    while(tt--) solve();
}

Compilation message (stderr)

In file included from /usr/include/c++/13/string:43,
                 from /usr/include/c++/13/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:52,
                 from snake_escaping.cpp:3:
/usr/include/c++/13/bits/allocator.h: In destructor 'constexpr std::__cxx11::basic_string<char>::_Alloc_hider::~_Alloc_hider()':
/usr/include/c++/13/bits/allocator.h:184:7: error: inlining failed in call to 'always_inline' 'constexpr std::allocator< <template-parameter-1-1> >::~allocator() noexcept [with _Tp = char]': target specific option mismatch
  184 |       ~allocator() _GLIBCXX_NOTHROW { }
      |       ^
In file included from /usr/include/c++/13/string:54:
/usr/include/c++/13/bits/basic_string.h:181:14: note: called from here
  181 |       struct _Alloc_hider : allocator_type // TODO check __is_final
      |              ^~~~~~~~~~~~