#685443 (C++14) No.1597 Matrix Sort

• 問題: No.1597 Matrix Sort
• ユーザー: nishi5451
• 提出日時: 2021-08-02 19:46:10
• 言語: C++14 (gcc 12.3.0 + boost 1.83.0)
• 結果: WA
• 実行時間: -
• コード長: 978 bytes
• コンパイル時間: 1,852 ms
• コンパイル使用メモリ: 172,600 KB
• 実行使用メモリ: 6,948 KB
• 最終ジャッジ日時: 2024-09-16 14:43:05
• 合計ジャッジ時間: 6,483 ms
• ジャッジサーバーID （参考情報）: judge2 / judge4

入力	結果	実行時間; 実行使用メモリ
testcase_00	AC	2 ms; 6,816 KB
testcase_01	AC	2 ms; 6,944 KB
testcase_02	AC	2 ms; 6,940 KB
testcase_03	WA	-
testcase_04	AC	1,462 ms; 6,944 KB
testcase_05	WA	-
testcase_06	WA	-
testcase_07	WA	-
testcase_08	WA	-
testcase_09	WA	-
testcase_10	AC	422 ms; 6,944 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	AC	49 ms; 6,944 KB
testcase_26	WA	-
testcase_27	AC	2 ms; 6,940 KB
testcase_28	AC	2 ms; 6,944 KB
testcase_29	AC	2 ms; 6,940 KB

ソースコード

#include <bits/stdc++.h>
using namespace std;
#define rep(i,n) for(int i=0; i<n; i++)
typedef pair<int,int> P;
typedef long long ll;
const int INF = 1001001001;
const ll INFL = 1e17;
const int MOD = 1e+9+7;


int main(){
	int n, k;
	ll p;
	cin >> n >> k >> p;
	vector<int> a(n),b(n);
	rep(i,n) cin >> a[i];
	rep(i,n) cin >> b[i];
	sort(b.begin(),b.end());
	int left = 0, right = p;
	while(right-left > 1){
		int mid = (right+left) / 2;
		ll cnt = 0;
		rep(i,n){
			int tar = p-a[i];
			int l = -1, r = n;
			while(r-l > 1){
				int m = (r+l) / 2;
				if(tar <= b[m]) r = m;
				else l = m;
			}
			int l1 = -1, r1 = l+1;
			while(r1-l1 > 1){
				int m1 = (r1+l1) / 2;
				if(mid < b[m1]+a[i]) r1 = m1;
				else l1 = m1;
			}
			cnt += r1;
			int l2 = r-1, r2 = n;
			while(r2-l2 > 1){
				int m2 = (r2+l2) / 2;
				if(mid < (b[m2]+a[i])%p) r2 = m2;
				else l2 = m2;
			}
			cnt += r2-r;
		}
		if(k <= cnt) right = mid;
		else left = mid;
	}
	cout << right << endl;
	return 0;
}