Submission #1181641

#	Time	Username	Problem	Language	Result	Execution time	Memory
1181641		Boycl07	Mensza (COI22_mensza)	C++20	100 / 100	692 ms	72424 KiB

Main

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef unsigned long long ull;

#define rep(i, n) for(int i = 1; (i) <= (n); ++i)
#define forn(i, l, r) for(int i = (l); i <= (r); ++i)
#define ford(i, r, l) for(int i = (r); i >= (l); --i)
#define FOR(i, n) for(int i = 0; i < (n); ++i)
#define FORD(i, n) for(int i = ((n) - 1); i >= 0; --i)
#define fi first
#define se second
#define pii pair<int, int>
#define pll pair<ll, ll>
#define pb push_back
#define endl "\n"
#define task "note"
#define sz(a) int(a.size())
#define C(x, y) make_pair(x, y)
#define all(a) (a).begin(), (a).end()
#define bit(i, mask) (mask >> i & 1)

template<typename T> bool maximize(T &res, const T &val) { if (res < val){ res = val; return true; }; return false; }
template<typename T> bool minimize(T &res, const T &val) { if (res > val){ res = val; return true; }; return false; }

inline int readInt()       {char c;while(c=getchar(),c!='-'&&(c<'0'||c>'9'));bool sign=(c=='-');if(sign)c=getchar();int n=c-'0';while(c=getchar(),c>='0'&&c<='9')n=10*n+c-'0';return(!sign)?n:-n;}
inline ll readLong()       {char c;while(c=getchar(),c!='-'&&(c<'0'||c>'9'));bool sign=(c=='-');if(sign)c=getchar();ll  n=c-'0';while(c=getchar(),c>='0'&&c<='9')n=10*n+c-'0';return(!sign)?n:-n;}
inline string readString() {char c;while(c=getchar(),c==' '||c=='\n'||c=='\t');string s({c});while(c=getchar(),c!=EOF&&c!=' '&&c!='\n'&&c!='\t')s+=c;return s;}

const int N = 2e5 + 3;
const int M = 2e3 + 100;
const int LIM = 5e5 + 3;
const int LOG = 19;
const int MOD = 123456789;
const int INF = 1e9 + 33;
const int S = 1e5;
int L, Q;
int A, B, C, val[N];
void solveA()
{
    cin >> A;
    int res = 0;
    vector<int> out;
    ford(i, LOG, 0) if(A >> i & 1)
    {
        res |= 1 << i;
        out.pb(res);
    }
    cout << sz(out) << " "; for(int x : out) cout << x << " "; cout << endl;
}
void solveB()
{
    cin >> B;
    int res = 0;
    vector<int> out;
    ford(i, LOG, 0) if(B >> i & 1)
    {
        res |= 1 << i;

    }
    else out.pb(res | (1 << i));
    cout << sz(out) << " "; for(int x : out) cout << x << " "; cout << endl;
}
void solveC()
{
    cin >> C;
    rep(i, C) cin >> val[i];
    if(val[C] == 1) cout << "A\n";
    else cout << "B\n";
}
void solve()
{
    cin >> L >> Q;
    rep(i, Q)
    {
        string s;
        cin >> s;
        if(s[0] == 'a') solveA();
        if(s[0] == 'b') solveB();
        if(s[0] == 'c') solveC();
    }
}

signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);

    int TC = 1;

    if(fopen(task".inp", "r"))
    {
        freopen(task".inp", "r", stdin);
        freopen(task".out", "w", stdout);
    }


    while(TC--)
    {
        solve();
    }

    return 0;
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:95:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   95 |         freopen(task".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:96:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   96 |         freopen(task".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 11 / 11
• Subtask 2: 23 / 23
• Subtask 3: 66 / 66