#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<i64>{};
for (auto i = 0; i < n; ++i) {
auto x = 0, y = 0;
cin >> x >> y;
sum += x - y;
if (sum < 0)
ans -= sum, heap.emplace(0), heap.emplace(0);
else
ans += sum, heap.emplace(sum), heap.emplace(sum);
heap.pop();
}
for (auto i = 0; i < n; ++i) ans -= std::min(sum, 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
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
11 ms |
992 KB |
Output is correct |
5 |
Correct |
24 ms |
1500 KB |
Output is correct |
6 |
Correct |
80 ms |
2512 KB |
Output is correct |
7 |
Correct |
102 ms |
6340 KB |
Output is correct |
8 |
Correct |
133 ms |
5064 KB |
Output is correct |
9 |
Correct |
107 ms |
5072 KB |
Output is correct |
10 |
Correct |
92 ms |
5316 KB |
Output is correct |
11 |
Correct |
100 ms |
4820 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
11 ms |
992 KB |
Output is correct |
5 |
Correct |
24 ms |
1500 KB |
Output is correct |
6 |
Correct |
80 ms |
2512 KB |
Output is correct |
7 |
Correct |
102 ms |
6340 KB |
Output is correct |
8 |
Correct |
133 ms |
5064 KB |
Output is correct |
9 |
Correct |
107 ms |
5072 KB |
Output is correct |
10 |
Correct |
92 ms |
5316 KB |
Output is correct |
11 |
Correct |
100 ms |
4820 KB |
Output is correct |
12 |
Correct |
36 ms |
1500 KB |
Output is correct |
13 |
Correct |
92 ms |
9412 KB |
Output is correct |
14 |
Correct |
106 ms |
11196 KB |
Output is correct |
15 |
Correct |
135 ms |
9420 KB |
Output is correct |
16 |
Correct |
147 ms |
8676 KB |
Output is correct |
17 |
Correct |
92 ms |
7176 KB |
Output is correct |
18 |
Correct |
1 ms |
344 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
344 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
388 KB |
Output is correct |
6 |
Correct |
1 ms |
348 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
1 ms |
460 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
388 KB |
Output is correct |
6 |
Correct |
1 ms |
348 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
1 ms |
460 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
1 ms |
348 KB |
Output is correct |
13 |
Correct |
1 ms |
472 KB |
Output is correct |
14 |
Correct |
1 ms |
348 KB |
Output is correct |
15 |
Correct |
1 ms |
464 KB |
Output is correct |
16 |
Correct |
1 ms |
348 KB |
Output is correct |
17 |
Correct |
1 ms |
348 KB |
Output is correct |
18 |
Correct |
1 ms |
604 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
348 KB |
Output is correct |
3 |
Correct |
1 ms |
348 KB |
Output is correct |
4 |
Correct |
0 ms |
348 KB |
Output is correct |
5 |
Correct |
1 ms |
388 KB |
Output is correct |
6 |
Correct |
1 ms |
348 KB |
Output is correct |
7 |
Correct |
1 ms |
348 KB |
Output is correct |
8 |
Correct |
1 ms |
348 KB |
Output is correct |
9 |
Correct |
1 ms |
348 KB |
Output is correct |
10 |
Correct |
1 ms |
460 KB |
Output is correct |
11 |
Correct |
11 ms |
992 KB |
Output is correct |
12 |
Correct |
24 ms |
1500 KB |
Output is correct |
13 |
Correct |
80 ms |
2512 KB |
Output is correct |
14 |
Correct |
102 ms |
6340 KB |
Output is correct |
15 |
Correct |
133 ms |
5064 KB |
Output is correct |
16 |
Correct |
107 ms |
5072 KB |
Output is correct |
17 |
Correct |
92 ms |
5316 KB |
Output is correct |
18 |
Correct |
100 ms |
4820 KB |
Output is correct |
19 |
Correct |
36 ms |
1500 KB |
Output is correct |
20 |
Correct |
92 ms |
9412 KB |
Output is correct |
21 |
Correct |
106 ms |
11196 KB |
Output is correct |
22 |
Correct |
135 ms |
9420 KB |
Output is correct |
23 |
Correct |
147 ms |
8676 KB |
Output is correct |
24 |
Correct |
92 ms |
7176 KB |
Output is correct |
25 |
Correct |
1 ms |
348 KB |
Output is correct |
26 |
Correct |
1 ms |
472 KB |
Output is correct |
27 |
Correct |
1 ms |
348 KB |
Output is correct |
28 |
Correct |
1 ms |
464 KB |
Output is correct |
29 |
Correct |
1 ms |
348 KB |
Output is correct |
30 |
Correct |
1 ms |
348 KB |
Output is correct |
31 |
Correct |
1 ms |
604 KB |
Output is correct |
32 |
Correct |
1 ms |
344 KB |
Output is correct |
33 |
Correct |
37 ms |
3016 KB |
Output is correct |
34 |
Correct |
97 ms |
10068 KB |
Output is correct |
35 |
Correct |
163 ms |
11096 KB |
Output is correct |
36 |
Correct |
161 ms |
8792 KB |
Output is correct |
37 |
Correct |
132 ms |
9152 KB |
Output is correct |
38 |
Correct |
158 ms |
11196 KB |
Output is correct |
39 |
Correct |
105 ms |
7628 KB |
Output is correct |
40 |
Correct |
121 ms |
7616 KB |
Output is correct |
41 |
Correct |
96 ms |
6332 KB |
Output is correct |
42 |
Correct |
95 ms |
6336 KB |
Output is correct |
43 |
Correct |
94 ms |
7628 KB |
Output is correct |
44 |
Correct |
96 ms |
7108 KB |
Output is correct |
45 |
Correct |
151 ms |
11196 KB |
Output is correct |
46 |
Correct |
119 ms |
7676 KB |
Output is correct |
47 |
Correct |
106 ms |
8132 KB |
Output is correct |