oj.uz

답안 #94616

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
94616 2019-01-21T18:37:03 Z SuperJava Pairs (IOI07_pairs) C++17
12 / 100
 29 ms 1788 KB 
//fold
#ifndef KHALIL
#include <bits/stdc++.h>
#else
#include "header.h"
#endif
#define endl '\n'
#define mp make_pair
#define tostr(x) static_cast<ostringstream&>((ostringstream()<<dec<<x)).str()
#define rep(i,begin,end) for(auto i = begin;i < end;i++)
#define repr(i,begin,end) for(auto i = begin-1;i >= end;i--)
#define pb push_back
#define sz(a) ((int)(a).size())
#define fi first
#define se second
#define abs(a) ((a) < (0) ? (-1)*(a) : (a))
#define SQ(a) ((a)*(a))
#define eqd(a,b) (abs(a-b)<1e-9)
#define X real()
#define Y imag()
using namespace std;
typedef long long ll;
typedef long double ld;
template <typename t> t in(t q){cin >> q;return q;}
template <typename T> ostream& operator<<(ostream& os, const vector<T>& v){os << "[";for (int i = 0; i < sz(v); ++i) { os << v[i]; if (i != sz(v) - 1) os << ",";}os << "]";return os;}
template <typename T, typename S>ostream& operator<<(ostream& os, const map<T, S>& v){for (auto it : v)os << "(" << it.first << ":" << it.second << ")";return os;}
template <typename T, typename S>ostream& operator<<(ostream& os, const pair<T, S>& v){os << "(" << v.first << "," << v.second << ")";return os;}
const long double PI = acosl(-1);
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
mt19937_64 rng64(chrono::steady_clock::now().time_since_epoch().count());
inline int rand(int l,int r){return uniform_int_distribution<int>(l, r)(rng);}
inline ll rand(ll l,ll r){return uniform_int_distribution<ll>(l, r)(rng64);}
//endfold
#define  N  (200'005)
#define MOD (1000000000l + 7l)
#define OO (1050000000)
#define OOL (1100000000000000000)



int main(){
	//fold
	ios::sync_with_stdio(0);
	cin.tie(0); cout.tie(0);
	cout << setprecision(10);
	//endfold
	int b,n,d,m;
	cin >> b >> n >> d >> m;
	vector<int> v;
	rep(i,0,n){
		int w;
		cin >> w;
		v.push_back(w);
	}
	sort(v.begin(), v.end());
	int ans = 0;
	rep(i,0,n){
		ans += upper_bound(v.begin(), v.end(),v[i]+d)-lower_bound(v.begin(), v.end(),v[i]-d);
	}
	cout << (ans-n)/2;
	return 0;
}

Subtask #1
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 2 ms 376 KB Output is correct

Subtask #2
6.0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct

Subtask #3
0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 1528 KB Output is correct
2 Incorrect 19 ms 1400 KB Output isn't correct

Subtask #4
0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 29 ms 1784 KB Output is correct
2 Incorrect 24 ms 1784 KB Output isn't correct

Subtask #5
0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 28 ms 1784 KB Output is correct
2 Incorrect 26 ms 1788 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #6
0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 376 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 18 ms 1400 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 19 ms 1448 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 26 ms 1660 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 376 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #11
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 16 ms 1400 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #12
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 17 ms 1400 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #13
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 17 ms 1400 KB Output isn't correct
2 Halted 0 ms 0 KB -