oj.uz

Submission #779155

# Submission time Handle Problem Language Result Execution time Memory
779155 2023-07-11T08:34:25 Z 박영우(#10003) Bodyguards (CEOI10_bodyguards) C++17
0 / 100
 81 ms 17868 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("avx,avx2,fma")
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;
#define MAX 1010101
#define MAXS 22
#define INF 1000000000000000001
#define bb ' '
#define ln '\n'
#define Ln '\n'
#ifdef _MSC_VER
#  include <intrin.h>
#  define __builtin_popcount __popcnt
#endif
pll arr[MAX];
pll tr[MAX];
pll carr[MAX];
signed main() {
	ios::sync_with_stdio(false), cin.tie(0);
	int R, C;
	cin >> R;
	int i;
	for (i = 1; i <= R; i++) cin >> arr[i].first >> arr[i].second;
	sort(arr + 1, arr + R + 1);
	reverse(arr + 1, arr + R + 1);
	for (i = 1; i <= R; i++) tr[i] = pii(tr[i - 1].first + arr[i].second, arr[i].first - arr[i + 1].first);
	sort(tr + 1, tr + R + 1);
	reverse(tr + 1, tr + R + 1);
	int ptr = 0;
	for (i = 1; i <= R; i++) if (tr[i].second) arr[++ptr] = tr[i];
	R = ptr;
	cin >> C;
	for (i = 1; i <= C; i++) cin >> carr[i].first >> carr[i].second;
	sort(carr + 1, carr + R + 1);
	reverse(carr + 1, carr + R + 1);
	vector<ll> v;
	for (i = 1; i <= R; i++) arr[i].second += arr[i - 1].second, v.push_back(arr[i].second);
	for (i = 1; i <= C; i++) carr[i].second += carr[i - 1].second, v.push_back(carr[i].second);
	sort(v.begin(), v.end());
	v.erase(unique(v.begin(), v.end()), v.end());
	ll pv = 0;
	int ptr1, ptr2;
	ptr1 = ptr2 = 1;
	arr[R + 1].second = carr[C + 1].second = 1e18;
	ll sum = 0;
	for (auto loc : v) {
		while (pv >= arr[ptr1].second) ptr1++;
		while (pv >= carr[ptr2].second) ptr2++;
		sum += (loc - pv) * arr[ptr1].first;
		sum -= (loc - pv) * carr[ptr2].first;
		pv = loc;
		if (sum < 0) {
			cout << 0 << ln;
			return 0;
		}
	}
	assert(!sum);
	cout << 1 << ln;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Incorrect 1 ms 340 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Incorrect 1 ms 340 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 320 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Runtime error 2 ms 596 KB Execution killed with signal 6
3 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 328 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 328 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Incorrect 1 ms 340 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 852 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 18 ms 3548 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 47 ms 8048 KB Output is correct
2 Correct 37 ms 6324 KB Output is correct
3 Correct 51 ms 7896 KB Output is correct
4 Correct 7 ms 1624 KB Output is correct
5 Incorrect 62 ms 8708 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 81 ms 11264 KB Output is correct
2 Correct 78 ms 11152 KB Output is correct
3 Runtime error 71 ms 17868 KB Execution killed with signal 6
4 Halted 0 ms 0 KB -