#210740 (C++11) No.326 あみだますたー

• 問題: No.326 あみだますたー
• ユーザー: komori3
• 提出日時: 2017-10-20 22:42:26
• 言語: C++11 (gcc 11.4.0)
• 結果: WA
• 実行時間: -
• コード長: 2,613 bytes
• コンパイル時間: 685 ms
• コンパイル使用メモリ: 86,116 KB
• 実行使用メモリ: 6,824 KB
• 最終ジャッジ日時: 2024-11-21 10:51:47
• 合計ジャッジ時間: 4,297 ms
• ジャッジサーバーID （参考情報）: judge5 / judge2

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	2 ms; 5,248 KB
testcase_02	WA	-
testcase_03	WA	-
testcase_04	AC	6 ms; 5,248 KB
testcase_05	AC	1 ms; 5,248 KB
testcase_06	WA	-
testcase_07	AC	2 ms; 5,248 KB
testcase_08	AC	9 ms; 5,248 KB
testcase_09	WA	-
testcase_10	AC	10 ms; 5,248 KB
testcase_11	WA	-
testcase_12	WA	-
testcase_13	WA	-
testcase_14	WA	-
testcase_15	WA	-
testcase_16	WA	-
testcase_17	WA	-
testcase_18	WA	-
testcase_19	WA	-
testcase_20	WA	-
testcase_21	WA	-
testcase_22	WA	-
testcase_23	WA	-
testcase_24	WA	-
testcase_25	WA	-
testcase_26	WA	-
testcase_27	WA	-

ソースコード

#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <climits>
#include <cmath>
#include <string>
#include <vector>
#include <algorithm>
#include <queue>
#include <map>
#include <functional>
#include <set>
#include <numeric>
#include <stack>
#include <utility>
#include <time.h>
#include <iterator>
//#include "util.h"

using namespace std;
typedef unsigned uint;
typedef long long lint;
typedef unsigned long long ulint;



//呪文
template <typename _KTy, typename _Ty> ostream& operator << (ostream& ostr, const pair<_KTy, _Ty>& m) { cout << "{" << m.first << ", " << m.second << "}"; return ostr; }
template <typename _KTy, typename _Ty> ostream& operator << (ostream& ostr, const map<_KTy, _Ty>& m) { if (m.empty()) { cout << "{ }"; return ostr; } cout << "{" << *m.begin(); for (auto itr = ++m.begin(); itr != m.end(); itr++) { cout << ", " << *itr; } cout << "}"; return ostr; }
template <typename _Ty> ostream& operator << (ostream& ostr, const vector<_Ty>& v) { if (v.empty()) { cout << "{ }"; return ostr; }	cout << "{" << v.front(); for (auto itr = ++v.begin(); itr != v.end(); itr++) { cout << ", " << *itr; }	cout << "}"; return ostr; }
template <typename _Ty> ostream& operator << (ostream& ostr, const set<_Ty>& s) { if (s.empty()) { cout << "{ }"; return ostr; } cout << "{" << *(s.begin()); for (auto itr = ++s.begin(); itr != s.end(); itr++) { cout << ", " << *itr; }	cout << "}"; return ostr; }
//template <typename T> void print(T* v, int N) { if (N == 0) cout << "{ }"; cout << "{" << v[0]; for (int i = 1; i < N; i++) cout << ", " << v[i]; cout << "}"; }
#define PI 3.14159265358979323846
#define EPS 1e-8
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define REP(i,n)  FOR(i,0,n)
#define all(x) (x).begin(), (x).end()



typedef pair<int, int> pii;

int yuki0326()
{
	int N, K;
	cin >> N >> K;

	vector<int> before(N + 1, 0);
	for (int i = 1; i <= N; i++) before[i] = i;

	for(int i = 0; i < K; i++) {
		int X, Y;
		cin >> X >> Y;
		swap(before[X], before[Y]);
	}

	vector<int> after(N + 1, 0);
	for (int i = 1; i <= N; i++) cin >> after[i];

	vector<pii> step;
	for (int i = 1; i <= N; i++) {
		int index = find(all(before), after[i]) - before.begin();
		int d = index - i;
		for (int j = index; j > index - d; j--) {
			step.push_back(pii(j - 1, j));
			swap(before[j - 1], before[j]);
		}
	}

	cout << step.size() << endl;
	for (int i = step.size() - 1; i >= 0; i--)
		cout << step[i].first << " " << step[i].second << endl;

	return 0;
}

int main()
{
	//clock_t start, end;
	//start = clock();

	yuki0326();

	//end = clock();
	//printf("%d msec.\n", end - start);

	return 0;
}