답안 #251813

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
251813 2020-07-22T10:33:32 Z leaked Izbori (COCI17_izbori) C++14
68 / 80
39 ms 512 KB
#include<bits/stdc++.h>
using namespace std;
//#include<ext/pb_ds/assoc_container.hpp>
//#include<ext/pb_ds/tree_policy.hpp>
//
//    #pragma GCC optimize("unroll-loops")
//    #pragma GCC optimize("Ofast")
//    #pragma GCC optimize("-O3")
//    #pragma GCC optimize("no-stack-protector")
//    #pragma GCC optimize("fast-math")
//#define LOCAL
#define sim template < class c
#define ris return * this
#define dor > debug & operator <<
#define eni(x) sim > typename \
  enable_if<sizeof dud<c>(0) x 1, debug&>::type operator<<(c i) {
sim > struct rge { c b, e; };
sim > rge<c> range(c i, c j) { return rge<c>{i, j}; }
sim > auto dud(c* x) -> decltype(cerr << *x, 0);
sim > char dud(...);
struct debug {
#ifndef LOCAL
~debug() { cerr << endl; }
eni(!=) cerr << boolalpha << i; ris; }
eni(==) ris << range(begin(i), end(i)); }
sim, class b dor(pair < b, c > d) {
  ris << "(" << d.first << ", " << d.second << ")";
}
sim dor(rge<c> d) {
  *this << "[";
  for (auto it = d.b; it != d.e; ++it)
	*this << ", " + 2 * (it == d.b) << *it;
  ris << "]";
}
#else
sim dor(const c&) { ris; }
#endif
};
#define imie(...) " [" << #__VA_ARGS__ ": " << (__VA_ARGS__) << "] "
#define fi first
#define f first
#define se second
#define s second
#define vi_a vector<int>a;
#define p_b push_back
////////////////////////////////???????????????CHECK THIS OUT???????????????//////////////////////////////
#define ll long long
typedef unsigned long long ull;
////////////////////////////////???????????????CHECK THIS OUT???????????????//////////////////////////////
#define ld long double
#define pll pair<ll,ll>
#define pii pair<int,int>
#define m_p make_pair
#define fast_io cin.tie(0);cout.tie(0);ios_base::sync_with_stdio(0);
#define all(x) x.begin(),x.end()
#define getfiles    ifstream cin("input.txt");ofstream cout("output.txt");
#define pw(x) (1ll << x)
#define sz(x) (int)x.size()
#define endl "\n"
#define rall(x) x.rbegin(),x.rend()
#define len(a) (ll)a.size()
#define rep(x,l,r) for(ll x=l;x<r;x++)

//using namespace __gnu_pbds;
ld eps = (ld)1 / 1e6;
const ld pi=3.14159265359;
ll inf = 1e18,mod1=1e9+7;
ll sqr(ll a) { return a * a; }
ll qb(ll a) { return a * a * a; }
ll gcd(ll a, ll b) { return !a ? b : gcd(b % a, a); }
ll binpow(ll a, ll b, ll mod) { return b ? (b % 2 ? (a * (sqr(binpow(a, b / 2, mod)) % mod)) % mod : sqr(binpow(a, b / 2, mod)) % mod) : 1; }
ll binmult(ll a, ll b, ll mod) { return b ? (b % 2 ? (2 * binmult(a, b / 2, mod) + a) % mod : (2 * binmult(a, b / 2, mod)) % mod) : 0; }
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
const ll R=1e4;
const ll tx[4]={0,0,-1,1};
const ll ty[4]={-1,1,0,0};
const char rev_to[4]={'E','W','N','S'};
const int N=1e6+1e5;
const int M=1e9+7;
//typedef tree<ll,null_type,less<ll>,rb_tree_tag,tree_order_statistics_node_update> st;
auto rnd=bind(uniform_int_distribution<ll>(1,1e18),mt19937(time(0)));
bool used[N];
signed main()
{
    fast_io;
    int n,m,k;
    cin>>n>>m>>k;--k;
    vector<int>pos(n,0);
    vector<set<int>>lol(m);
    vector<vector<int>>a(n,vector<int>(m));
    for(int i=0;i<n;i++){
        for(int j=0;j<m;j++){
            cin>>a[i][j];a[i][j]--;
        }
        lol[a[i][0]].insert(i);
    }
    set<pii>who;
    for(int i=0;i<m;i++){
        who.insert({sz(lol[i]),-i});
    }
    cout<<-who.rbegin()->s+1<<endl;
    int ans=2e9;
    for(int mask=0;mask<pw(m);mask++){
        if(!(pw(k) & mask)) continue;
        set<pii>wh;
        vector<int>cnt(n,0);
        for(int i=0;i<n;i++){
            int j=0;
            while(!(pw(a[i][j]) & mask)) j++;
            cnt[a[i][j]]++;
        }
        for(int i=0;i<m;i++){
            wh.insert({cnt[i],-i});
        }
        if(wh.rbegin()->s==-k) ans=min(ans,m-__builtin_popcount(mask));
    }
    cout<<ans;
    return 0;
}
/*
01011
/
11100
/
11011
/
10110
/
*/
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 384 KB Output is correct
2 Runtime error 1 ms 512 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Correct 1 ms 384 KB Output is correct
4 Correct 8 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Runtime error 2 ms 512 KB Execution killed with signal 11 (could be triggered by violating memory limits)
9 Correct 5 ms 384 KB Output is correct
10 Runtime error 1 ms 512 KB Execution killed with signal 11 (could be triggered by violating memory limits)
11 Correct 6 ms 384 KB Output is correct
12 Correct 17 ms 384 KB Output is correct
13 Correct 34 ms 384 KB Output is correct
14 Correct 17 ms 384 KB Output is correct
15 Correct 4 ms 384 KB Output is correct
16 Correct 39 ms 412 KB Output is correct
17 Correct 18 ms 384 KB Output is correct
18 Correct 37 ms 384 KB Output is correct
19 Correct 37 ms 384 KB Output is correct
20 Correct 39 ms 384 KB Output is correct