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Submission #891419

# Submission time Handle Problem Language Result Execution time Memory
891419 2023-12-23T02:01:51 Z ClHg2 Potatoes and fertilizers (LMIO19_bulves) C++14
0 / 100
 1 ms 348 KB 
#include <bits/stdc++.h>
#define EVAL(x) #x " = " << (x)

using std::cin;
using std::cout;
using i64 = int64_t;

auto main() -> int {
  std::ios_base::sync_with_stdio(false);
  cin.tie(nullptr);

  auto n = 0;
  cin >> n;

  auto sum = i64{0}, ans = i64{0};
  auto heap = std::priority_queue<int>{};
  for (auto i = 0; i < n; ++i) {
    auto x = 0, y = 0;
    cin >> x >> y;
    sum += x - y, ans += std::abs(sum);
    heap.emplace(sum), heap.emplace(sum), heap.pop();
  }
  for (auto i = 0; i < n; ++i) ans -= heap.top(), heap.pop();
  cout << ans << "\n";
}

Compilation message

bulves.cpp:2: warning: "EVAL" redefined
    2 | #define EVAL(x) #x " = " << (x)
      | 
<command-line>: note: this is the location of the previous definition

Subtask #1
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Incorrect 1 ms 348 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Incorrect 1 ms 348 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Incorrect 1 ms 348 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Incorrect 1 ms 348 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #5
0 / 36.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Incorrect 1 ms 348 KB Output isn't correct
4 Halted 0 ms 0 KB -