Submission #3815792


Source Code Expand

#include <iostream>
#include <string>
#include<algorithm>
#include <vector>
#include<stack>
#include<queue>
#include<list>
#include<set>
#include<map>
#include<numeric>
#include<regex>
using namespace std;

typedef long long ll;
#define modulo 1000000007 // 10^9 + 7
#define MAX 1000000000 // 10^9

int main() {
	int N; cin >> N;
	int A[N+1], B[N+1], C[N+1];
	for (int i = 0; i < N; i++) cin >> A[i];
	for (int i = 0; i < N; i++) cin >> B[i];
	for (int i = 0; i < N; i++) cin >> C[i];

	sort(A, A + N);
	sort(B, B + N);
	sort(C, C + N);
	A[N] = MAX;
	B[N] = MAX;
	
	// B[i] > A[j] を満たすjの数
	int D[N];
	int j = 0;
	for (int i = 0; i < N; i++) {
		while (B[i] > A[j]) j++;
		D[i] = j;
	}


	/*
	cout << " D[i] = ";
	for(int k = 0; k < N; k++) {
		cout << D[k] << " ";
	}
	cout << endl << " E[i] = ";
	*/


	j = 0;
	int E[N];
	E[0] = 0;
	for (int i = 0; i < N; i++) {
		while (C[i] > B[j]) {
			E[i] += D[j];
			j++;
		}
		
		E[i + 1] = E[i];
		
		
		// cout << E[i] << " ";


	}

	// cout << endl;

	ll ans = 0;
	for (int i = 0; i < N; i++) {
		ans += E[i];
	}
	
	cout << ans << endl;


	return 0;
}

Submission Info

Submission Time
Task C - Snuke Festival
User lapis_Lazuri
Language C++14 (GCC 5.4.1)
Score 0
Code Size 1184 Byte
Status WA
Exec Time 180 ms
Memory 2176 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 300
Status
AC × 3
AC × 17
WA × 15
Set Name Test Cases
Sample s1.txt, s2.txt, s3.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, s1.txt, s2.txt, s3.txt
Case Name Status Exec Time Memory
01.txt WA 176 ms 2176 KB
02.txt WA 179 ms 2176 KB
03.txt WA 139 ms 2176 KB
04.txt WA 141 ms 2176 KB
05.txt WA 92 ms 2176 KB
06.txt WA 93 ms 2176 KB
07.txt WA 77 ms 2176 KB
08.txt WA 76 ms 2176 KB
09.txt WA 63 ms 2176 KB
10.txt WA 63 ms 2176 KB
11.txt AC 59 ms 2176 KB
12.txt AC 59 ms 2176 KB
13.txt WA 179 ms 2176 KB
14.txt AC 175 ms 2176 KB
15.txt AC 177 ms 2176 KB
16.txt AC 175 ms 2176 KB
17.txt AC 177 ms 2176 KB
18.txt AC 175 ms 2176 KB
19.txt WA 177 ms 2176 KB
20.txt WA 61 ms 2176 KB
21.txt AC 57 ms 2176 KB
22.txt AC 177 ms 2176 KB
23.txt WA 180 ms 2176 KB
24.txt WA 177 ms 2176 KB
25.txt AC 173 ms 2176 KB
26.txt AC 1 ms 256 KB
27.txt AC 1 ms 256 KB
28.txt AC 1 ms 256 KB
29.txt AC 1 ms 256 KB
s1.txt AC 1 ms 256 KB
s2.txt AC 1 ms 256 KB
s3.txt AC 1 ms 256 KB