結果

問題 No.1087 転倒数の転倒数
ユーザー heno239heno239
提出日時 2020-06-19 23:04:47
言語 C++14
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 109 ms / 2,000 ms
コード長 3,745 bytes
コンパイル時間 1,428 ms
コンパイル使用メモリ 117,912 KB
実行使用メモリ 23,952 KB
最終ジャッジ日時 2024-11-14 07:30:48
合計ジャッジ時間 18,119 ms
ジャッジサーバーID
(参考情報)
judge3 / judge5
このコードへのチャレンジ
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テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 7 ms
20,924 KB
testcase_01 AC 7 ms
21,104 KB
testcase_02 AC 7 ms
21,584 KB
testcase_03 AC 6 ms
20,480 KB
testcase_04 AC 7 ms
20,876 KB
testcase_05 AC 7 ms
20,592 KB
testcase_06 AC 7 ms
20,588 KB
testcase_07 AC 7 ms
21,360 KB
testcase_08 AC 7 ms
21,008 KB
testcase_09 AC 7 ms
21,168 KB
testcase_10 AC 6 ms
20,172 KB
testcase_11 AC 7 ms
20,748 KB
testcase_12 AC 107 ms
23,660 KB
testcase_13 AC 6 ms
20,404 KB
testcase_14 AC 9 ms
21,640 KB
testcase_15 AC 7 ms
20,732 KB
testcase_16 AC 8 ms
21,068 KB
testcase_17 AC 109 ms
23,820 KB
testcase_18 AC 7 ms
20,432 KB
testcase_19 AC 6 ms
20,444 KB
testcase_20 AC 7 ms
20,900 KB
testcase_21 AC 90 ms
23,628 KB
testcase_22 AC 6 ms
20,012 KB
testcase_23 AC 6 ms
20,008 KB
testcase_24 AC 14 ms
20,952 KB
testcase_25 AC 84 ms
23,696 KB
testcase_26 AC 76 ms
23,764 KB
testcase_27 AC 50 ms
23,784 KB
testcase_28 AC 48 ms
23,728 KB
testcase_29 AC 63 ms
23,952 KB
testcase_30 AC 35 ms
23,712 KB
testcase_31 AC 82 ms
23,820 KB
testcase_32 AC 82 ms
23,828 KB
testcase_33 AC 52 ms
23,828 KB
testcase_34 AC 107 ms
23,744 KB
testcase_35 AC 108 ms
23,832 KB
testcase_36 AC 108 ms
23,704 KB
権限があれば一括ダウンロードができます

ソースコード

diff #

#include<iostream>
#include<string>
#include<cstdio>
#include<vector>
#include<cmath>
#include<algorithm>
#include<functional>
#include<iomanip>
#include<queue>
#include<ciso646>
#include<random>
#include<map>
#include<set>
#include<bitset>
#include<stack>
#include<unordered_map>
#include<utility>
#include<cassert>
#include<complex>
#include<numeric>
using namespace std;

//#define int long long
typedef long long ll;

typedef unsigned long long ul;
typedef unsigned int ui;
constexpr ll mod = 1000000007;
const ll INF = mod * mod;
typedef pair<int, int>P;
#define stop char nyaa;cin>>nyaa;
#define rep(i,n) for(int i=0;i<n;i++)
#define per(i,n) for(int i=n-1;i>=0;i--)
#define Rep(i,sta,n) for(int i=sta;i<n;i++)
#define rep1(i,n) for(int i=1;i<=n;i++)
#define per1(i,n) for(int i=n;i>=1;i--)
#define Rep1(i,sta,n) for(int i=sta;i<=n;i++)
#define all(v) (v).begin(),(v).end()
typedef pair<ll, ll> LP;
typedef long double ld;
typedef pair<ld, ld> LDP;
const ld eps = 1e-12;
const ld pi = acos(-1.0);

ll mod_pow(ll x, ll n) {
	ll res = 1;
	while (n) {
		if (n & 1)res = res * x%mod;
		x = x * x%mod; n >>= 1;
	}
	return res;
}
struct modint {
	ll n;
	modint() :n(0) { ; }
	modint(ll m) :n(m) {
		if (n >= mod)n %= mod;
		else if (n < 0)n = (n%mod + mod) % mod;
	}
	operator int() { return n; }
};
bool operator==(modint a, modint b) { return a.n == b.n; }
modint operator+=(modint &a, modint b) { a.n += b.n; if (a.n >= mod)a.n -= mod; return a; }
modint operator-=(modint &a, modint b) { a.n -= b.n; if (a.n < 0)a.n += mod; return a; }
modint operator*=(modint &a, modint b) { a.n = ((ll)a.n*b.n) % mod; return a; }
modint operator+(modint a, modint b) { return a += b; }
modint operator-(modint a, modint b) { return a -= b; }
modint operator*(modint a, modint b) { return a *= b; }
modint operator^(modint a, int n) {
	if (n == 0)return modint(1);
	modint res = (a*a) ^ (n / 2);
	if (n % 2)res = res * a;
	return res;
}

ll inv(ll a, ll p) {
	return (a == 1 ? 1 : (1 - p * inv(p%a, a)) / a + p);
}
modint operator/(modint a, modint b) { return a * modint(inv(b, mod)); }

const int max_n = 1 << 20;
modint fact[max_n], factinv[max_n];
void init_f() {
	fact[0] = modint(1);
	for (int i = 0; i < max_n - 1; i++) {
		fact[i + 1] = fact[i] * modint(i + 1);
	}
	factinv[max_n - 1] = modint(1) / fact[max_n - 1];
	for (int i = max_n - 2; i >= 0; i--) {
		factinv[i] = factinv[i + 1] * modint(i + 1);
	}
}
modint comb(int a, int b) {
	if (a < 0 || b < 0 || a < b)return 0;
	return fact[a] * factinv[b] * factinv[a - b];
}


vector<vector<int>> b3 = {
	{2,1,0},
  {5,3,4},
  {6,7,8}
};
vector<vector<int>> b2 = {
	{1,0 },
{ 2,3 },
};

int ans[1000][1000];
void solve() {
	int n, k; cin >> n >> k;
	if (k > n*(n - 1)) {
		cout << "No\n"; return;
	}
	cout << "Yes\n";
	if (n == 1) {
		cout << 1 << "\n"; return;
	}
	int le = 1, ri = n * n;
	rep(i, n) {
		if (n - i == 3 && k == 3) {
			rep(j, 3)rep(k, 3) {
				ans[i + j][i + k] = le + b3[j][k];
			}
			break;
		}
		if (n - i == 2 && k == 1) {
			rep(j, 2)rep(k, 2) {
				ans[i + j][i + k] = le + b2[j][k];
			}
			break;
		}
		int num = n - 1 - i;
		num *= 2;
		if (num <= k) {
			ans[i][i] = ri; ri--;
			for (int j = n - 1; j > i; j--) {
				ans[j][i] = le; le++;
			}
			for (int j = n - 1; j > i; j--) {
				ans[i][j] = le; le++;
			}
			k -= num;
		}
		else {
			ans[i][i] = le; le++;
			for (int j = i + 1; j < n; j++) {
				ans[j][i] = le; le++;
			}
			for (int j = i + 1; j < n; j++) {
				ans[i][j] = le; le++;
			}
		}
	}
	rep(i, n) {
		rep(j, n) {
			if (j > 0)cout << " ";
			cout << ans[i][j];
		}
		cout << "\n";
	}
}


signed main() {
	//ios::sync_with_stdio(false);
	//cin.tie(0);
	//cout << fixed << setprecision(10);
	//int t; cin >> t; rep(i, t)
		solve();
	stop
		return 0;
}
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