結果
問題 | No.942 プレゼント配り |
ユーザー | heno239 |
提出日時 | 2020-01-25 02:21:18 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 18 ms / 2,000 ms |
コード長 | 3,550 bytes |
コンパイル時間 | 1,169 ms |
コンパイル使用メモリ | 118,068 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-09-14 03:59:01 |
合計ジャッジ時間 | 2,818 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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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 | 2 ms
5,248 KB |
testcase_01 | AC | 18 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 18 ms
5,376 KB |
testcase_05 | AC | 18 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 14 ms
5,376 KB |
testcase_09 | AC | 16 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | AC | 2 ms
5,376 KB |
testcase_14 | AC | 16 ms
5,376 KB |
testcase_15 | AC | 11 ms
5,376 KB |
testcase_16 | AC | 14 ms
5,376 KB |
testcase_17 | AC | 13 ms
5,376 KB |
testcase_18 | AC | 2 ms
5,376 KB |
testcase_19 | AC | 2 ms
5,376 KB |
ソースコード
#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> using namespace std; //#define int long long typedef long long ll; typedef unsigned long long ul; typedef unsigned int ui; const ll mod = 1000000007; const ll INF = (1e+18) + 7; 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-6; const ld pi = acos(-1.0); //typedef vector<vector<ll>> mat; typedef vector<int> vec; ll mod_pow(ll a, ll n) { ll res = 1; while (n) { if (n & 1)res = res * a%mod; a = a * a%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)); } int dx[4] = { 1,0,-1,0 }; int dy[4] = { 0,1,0,-1 }; void solve() { int n, k; cin >> n >> k; ll s = (ll)n*(n + 1) / 2; if (s%k) { cout << "No" << endl; return; } if (n == k) { if (n == 1) { cout << "Yes" << endl; cout << "1" << endl; return; } cout << "No" << endl; return; } cout << "Yes" << endl; int d = n / k; if (d % 2 == 0) { int cur = 1; vector<vector<int>> ans(k); rep(i, d / 2) { rep(j, k) { ans[j].push_back(cur); cur++; } per(j, k) { ans[j].push_back(cur); cur++; } } rep(i, k) { rep(j, ans[i].size()) { if (j > 0)cout << " "; cout << ans[i][j]; } cout << endl; } return; } else { int cur = 1; vector<vector<int>> ans(k); rep(i, (d - 3) / 2) { rep(j, k) { ans[j].push_back(cur); cur++; } per(j, k) { ans[j].push_back(cur); cur++; } } rep(j, k) { ans[j].push_back(cur); cur++; } int id = k / 2; rep(j, k) { ans[id].push_back(cur); cur++; id++; if (id == k)id = 0; } id = k - 1; rep(j, k) { ans[id].push_back(cur); cur++; id += k/2; id %= k; } rep(i, k) { rep(j, ans[i].size()) { if (j > 0)cout << " "; cout << ans[i][j]; } cout << endl; } return; } } signed main() { ios::sync_with_stdio(false); cin.tie(0); cout << fixed << setprecision(5); //init(); //int t; cin >> t; rep(i, t)solve(); //while (cin >> n, n)solve(); solve(); stop return 0; }