Submission #6894414


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#include<bits/stdc++.h>
#define rep(i,a,b) for(int i=a;i<b;i++)
#define rrep(i,a,b) for(int i=a;i>=b;i--)
#define fore(i,a) for(auto &i:a)
#define all(x) (x).begin(),(x).end()
//#pragma GCC optimize ("-O3")
using namespace std; void _main(); int main() { cin.tie(0); ios::sync_with_stdio(false); _main(); }
typedef long long ll; const int inf = INT_MAX / 2; const ll infl = 1LL << 60;
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; }
//---------------------------------------------------------------------------------------------------
/*---------------------------------------------------------------------------------------------------
            ∧_∧
      ∧_∧  (´<_` )  Welcome to My Coding Space!
     ( ´_ゝ`) /  ⌒i     @hamayanhamayan
    /   \     | |
    /   / ̄ ̄ ̄ ̄/  |
  __(__ニつ/     _/ .| .|____
     \/____/ (u ⊃
---------------------------------------------------------------------------------------------------*/













int N, M, A[101010], B[101010];
vector<int> Q[101010];
//---------------------------------------------------------------------------------------------------
void _main() {
	cin >> N >> M;
	rep(i, 0, N) cin >> A[i] >> B[i];
	rep(i, 0, N) Q[A[i]].push_back(B[i]);

	priority_queue<int> que;
	int ans = 0;
	rep(m, 1, M + 1) {
		fore(b, Q[m]) que.push(b);
		if (!que.empty()) {
			ans += que.top();
			que.pop();
		}
	}

	cout << ans << endl;
}







Submission Info

Submission Time
Task D - Summer Vacation
User hamayanhamayan
Language C++14 (GCC 5.4.1)
Score 400
Code Size 1749 Byte
Status AC
Exec Time 32 ms
Memory 6528 KB

Judge Result

Set Name All Sample
Score / Max Score 400 / 400 0 / 0
Status
AC × 21
AC × 3
Set Name Test Cases
All sample_01, sample_02, sample_03, testcase_01, testcase_02, testcase_03, testcase_04, testcase_05, testcase_06, testcase_07, testcase_08, testcase_09, testcase_10, testcase_11, testcase_12, testcase_13, testcase_14, testcase_15, testcase_16, testcase_17, testcase_18
Sample sample_01, sample_02, sample_03
Case Name Status Exec Time Memory
sample_01 AC 2 ms 2688 KB
sample_02 AC 2 ms 2688 KB
sample_03 AC 2 ms 2688 KB
testcase_01 AC 6 ms 3200 KB
testcase_02 AC 3 ms 2816 KB
testcase_03 AC 22 ms 4992 KB
testcase_04 AC 32 ms 5376 KB
testcase_05 AC 32 ms 5376 KB
testcase_06 AC 25 ms 4992 KB
testcase_07 AC 27 ms 6528 KB
testcase_08 AC 10 ms 3328 KB
testcase_09 AC 19 ms 4256 KB
testcase_10 AC 28 ms 4604 KB
testcase_11 AC 23 ms 4476 KB
testcase_12 AC 8 ms 3200 KB
testcase_13 AC 26 ms 4604 KB
testcase_14 AC 19 ms 4348 KB
testcase_15 AC 4 ms 2816 KB
testcase_16 AC 21 ms 4472 KB
testcase_17 AC 6 ms 2944 KB
testcase_18 AC 28 ms 4860 KB