結果
問題 | No.1345 Beautiful BINGO |
ユーザー |
|
提出日時 | 2021-01-16 13:13:37 |
言語 | C++17 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 467 ms / 2,000 ms |
コード長 | 3,846 bytes |
コンパイル時間 | 2,546 ms |
コンパイル使用メモリ | 202,432 KB |
最終ジャッジ日時 | 2025-01-17 21:45:59 |
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 2 |
other | AC * 61 |
ソースコード
//@formatter:off#include<bits/stdc++.h>#define overload4(_1,_2,_3,_4,name,...) name#define rep1(i,n) for (ll i = 0; i < ll(n); ++i)#define rep2(i,s,n) for (ll i = ll(s); i < ll(n); ++i)#define rep3(i,s,n,d) for(ll i = ll(s); i < ll(n); i+=d)#define rep(...) overload4(__VA_ARGS__,rep3,rep2,rep1)(__VA_ARGS__)#define rrep(i,n) for (ll i = ll(n)-1; i >= 0; i--)#define all(a) a.begin(),a.end()#define rall(a) a.rbegin(),a.rend()#define pb push_back#define eb emplace_back#define vi vector<int>#define vvi vector<vector<int>>#define vl vector<ll>#define vvl vector<vector<ll>>#define vd vector<double>#define vvd vector<vector<double>>#define vs vector<string>#define vc vector<char>#define vvc vector<vector<char>>#define vb vector<bool>#define vvb vector<vector<bool>>#define vp vector<P>#define vvp vector<vector<P>>#ifdef __LOCAL#define debug(...) { cout << #__VA_ARGS__; cout << ": "; print(__VA_ARGS__); cout << flush; }#else#define debug(...) void(0)#endif#define INT(...) int __VA_ARGS__;scan(__VA_ARGS__)#define LL(...) ll __VA_ARGS__;scan(__VA_ARGS__)#define STR(...) string __VA_ARGS__;scan(__VA_ARGS__)#define CHR(...) char __VA_ARGS__;scan(__VA_ARGS__)#define DBL(...) double __VA_ARGS__;scan(__VA_ARGS__)#define LD(...) ld __VA_ARGS__;scan(__VA_ARGS__)using namespace std;using ll = long long;using P = pair<int,int>;using LP = pair<ll,ll>;template<class S,class T> istream& operator>>(istream &is,pair<S,T> &p) { return is >> p.first >> p.second; }template<class S,class T> ostream& operator<<(ostream &os,const pair<S,T> &p) { return os<<'{'<<p.first<<","<<p.second<<'}'; }template<class T> istream& operator>>(istream &is,vector<T> &v) { for(T &t:v){is>>t;} return is; }template<class T> ostream& operator<<(ostream &os,const vector<T> &v) { os<<'[';rep(i,v.size())os<<v[i]<<(i==int(v.size()-1)?"":","); return os<<']';}void Yes(bool b) { cout << (b ? "Yes" : "No") << '\n'; }void YES(bool b) { cout << (b ? "YES" : "NO") << '\n'; }template<class T> void fin(T a) { cout << a << '\n'; exit(0); }template<class T> bool chmin(T& a,T b) {if(a > b){a = b; return true;} return false;}template<class T> bool chmax(T& a,T b) {if(a < b){a = b; return true;} return false;}void scan(){}template <class Head, class... Tail> void scan(Head& head, Tail&... tail){ cin >> head; scan(tail...); }template<class T> void print(const T& t){ cout << t << '\n'; }template <class Head, class... Tail> void print(const Head& head, const Tail&... tail){ cout<<head<<' '; print(tail...); }const int inf = 1001001001;const ll linf = 1001001001001001001;//@formatter:onint main() {ios::sync_with_stdio(false);cin.tie(nullptr);cout.tie(nullptr);INT(n, m);vvi a(n, vi(n));cin >> a;int ans = inf;rep(bit, 1 << (n + 2)) {int cnt = __builtin_popcount(bit);if (cnt + n < m) continue;if (cnt > m) continue;int now = 0;rep(i, n) {if (bit >> i & 1) now += accumulate(all(a[i]), 0);}if (bit >> n & 1) {rep(i, n) {if (bit >> i & 1) continue;now += a[i][i];}}if (bit >> (n + 1) & 1) {rep(i, n) {if (bit >> i & 1) continue;if (bit >> n & 1 and i == n - 1 - i) continue;now += a[i][n - 1 - i];}}vi v;rep(j, n) {int sum = 0;rep(i, n) {if (bit >> i & 1) continue;if (bit >> n & 1 and i == j) continue;if (bit >> (n + 1) & 1 and n - 1 - i == j) continue;sum += a[i][j];}v.pb(sum);}sort(all(v));rep(i, m - cnt) now += v[i];chmin(ans, now);}print(ans);}