結果

問題 No.3012 岩井星人グラフ
ユーザー soto800
提出日時 2025-01-25 12:49:30
言語 C++17
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 348 ms / 2,000 ms
コード長 3,775 bytes
コンパイル時間 3,116 ms
コンパイル使用メモリ 197,464 KB
実行使用メモリ 16,768 KB
最終ジャッジ日時 2025-01-25 22:24:15
合計ジャッジ時間 8,486 ms
ジャッジサーバーID
(参考情報)
judge1 / judge2
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 2
other AC * 23
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 #
プレゼンテーションモードにする

#include <bits/stdc++.h>
//#include <atcoder/all>
using namespace std;
#define lli long long int
#define REP(i, s, n) for (lli i = s; i < n; i++)
#define INF (1LL << 62)
#define mp(a, b) make_pair(a, b)
#define SORT(V) sort(V.begin(), V.end())
#define PI (3.141592653589794)
#define TO_STRING(VariableName) #VariableName
#define LOG1(x) \
if (DEBUG) \
cout << TO_STRING(x) << "=" << x << " " << endl;
#define LOG2(x, y) \
if (DEBUG) \
cout << TO_STRING(x) << "=" << x << " " << TO_STRING(y) << "=" << y << endl;
#define LOG3(x, y, z) \
if (DEBUG) \
cout << TO_STRING(x) << "=" << x << " " << TO_STRING(y) << "=" << y << " " \
<< TO_STRING(z) << "=" << z << endl;
#define LOG4(w, x, y, z) \
if (DEBUG) \
cout << TO_STRING(w) << "=" << w << " " << TO_STRING(x) << "=" << x << " " \
<< TO_STRING(y) << "=" << y << " " << TO_STRING(z) << "=" << z \
<< endl;
#define LOG5(w, x, y, z, a) \
if (DEBUG) \
cout << TO_STRING(w) << "=" << w << " " << TO_STRING(x) << "=" << x << " " \
<< TO_STRING(y) << "=" << y << " " << TO_STRING(z) << "=" << z << " " \
<< TO_STRING(a) << "=" << a << endl;
#define LOG6(w, x, y, z, a, b) \
if (DEBUG) \
cout << TO_STRING(w) << "=" << w << " " << TO_STRING(x) << "=" << x << " " \
<< TO_STRING(y) << "=" << y << " " << TO_STRING(z) << "=" << z << " " \
<< TO_STRING(a) << "=" << a << " " << TO_STRING(b) << "=" << b \
<< endl;
#define overload6(a, b, c, d, e, f, g, ...) g
#define LOG(...) \
overload6(__VA_ARGS__, LOG6, LOG5, LOG4, LOG3, LOG2, LOG1)(__VA_ARGS__)
template <class T> bool chmax(T &a, const T &b) {
if (a < b) {
a = b;
return 1;
}
return 0;
}
template <class T> bool chmin(T &a, const T &b) {
if (b < a) {
a = b;
return 1;
}
return 0;
}
mt19937 engine;
std::chrono::system_clock::time_point start, endTime;
#define DEBUG 0
void solve() {
// write your code here
lli X, Y;
cin >> X >> Y;
vector<vector<lli>> Graph(X * Y + 1);
// 0~X-1
REP(i, 0, X) {
Graph[i].push_back((i + 1) % X);
Graph[(i + 1) % X].push_back(i);
}
lli nex = X;
REP(i, 0, X) {
Graph[i].push_back(nex);
Graph[nex].push_back(i);
nex++;
// cerr << i << " " << nex << endl;
REP(j, 0, Y - 2) {
// cerr << i << " " << nex << endl;
Graph[nex - 1].push_back(nex);
Graph[nex].push_back(nex - 1);
nex++;
}
}
cout << nex << " " << nex << endl;
REP(i, 0, nex) {
REP(j, 0, Graph[i].size()) {
if (i >= Graph[i][j]) {
continue;
}
cout << i + 1 << " " << Graph[i][j] + 1 << endl;
}
}
}
// Generated by 2.13.0 https://github.com/kyuridenamida/atcoder-tools (tips:
// You use the default template now. You can remove this line by using your
// custom template)
int main() {
// Failed to predict input format
lli N = 1;
// cin >> N;
while (N--)
solve();
return 0;
}
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