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Submission #707978

# Submission time Handle Problem Language Result Execution time Memory
707978 2023-03-10T16:29:22 Z TAhmed33 Unija (COCI17_unija) C++
80 / 100
 1000 ms 52344 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
map <int, int> arr;
signed main () {
	int n;
	cin >> n;
	while (n--) {
		int x, y;
		cin >> x >> y;
		x /= 2;
		arr[x] = max(arr[x], y);
	}
	vector <pair <int, int>> arr2;
	for (auto i : arr) arr2.push_back(i);
	int ans = 0;
	int prev = 0;
	for (int i = (int)arr2.size() - 2; i >= 0; i--) {
		arr2[i].second = max(arr2[i].second, arr2[i + 1].second);
	}
	for (auto i : arr2) {
		ans += (i.first - prev) * i.second;
		prev = i.first;
	}
	ans *= 2;
	cout << ans << '\n';
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct

Subtask #3
10.0 / 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 Correct 1 ms 340 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 596 KB Output is correct
2 Correct 4 ms 696 KB Output is correct
3 Correct 4 ms 596 KB Output is correct

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1079 ms 52344 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct

Subtask #7
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 2652 KB Output is correct
2 Correct 26 ms 2620 KB Output is correct
3 Correct 26 ms 2688 KB Output is correct

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 105 ms 8428 KB Output is correct
2 Correct 91 ms 8452 KB Output is correct
3 Correct 102 ms 8580 KB Output is correct

Subtask #9
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 358 ms 22620 KB Output is correct
2 Correct 347 ms 22680 KB Output is correct
3 Correct 358 ms 22728 KB Output is correct

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1075 ms 52232 KB Time limit exceeded
2 Halted 0 ms 0 KB -