#include <bits/stdc++.h>
using namespace std;
inline namespace
{
} // namespace
void solve()
{
int n;
cin >> n;
vector<long> a(n), b(n);
for (int i = 0; i < n; i++)
cin >> a[i] >> b[i];
long c = 0;
for (int i = 0; i < n; i++)
c += a[i] - b[i];
long cost = 0;
priority_queue<long> pq;
long d = 0;
for (int i = 0; i < n; i++)
{
d += a[i] - b[i];
long e = d;
if (e < 0)
{
cost -= e;
e = 0;
}
else if (e > c)
{
cost += e - c;
e = c;
}
pq.push(e), pq.push(e);
cost += pq.top() - e;
pq.pop();
}
cout << cost << '\n';
}
int main()
{
ios_base::sync_with_stdio(false), cin.tie(NULL);
solve();
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
340 KB |
Output is correct |
4 |
Correct |
10 ms |
2004 KB |
Output is correct |
5 |
Correct |
17 ms |
3668 KB |
Output is correct |
6 |
Correct |
54 ms |
9728 KB |
Output is correct |
7 |
Correct |
107 ms |
19128 KB |
Output is correct |
8 |
Correct |
104 ms |
17208 KB |
Output is correct |
9 |
Correct |
113 ms |
16568 KB |
Output is correct |
10 |
Correct |
78 ms |
14316 KB |
Output is correct |
11 |
Correct |
72 ms |
14272 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
340 KB |
Output is correct |
4 |
Correct |
10 ms |
2004 KB |
Output is correct |
5 |
Correct |
17 ms |
3668 KB |
Output is correct |
6 |
Correct |
54 ms |
9728 KB |
Output is correct |
7 |
Correct |
107 ms |
19128 KB |
Output is correct |
8 |
Correct |
104 ms |
17208 KB |
Output is correct |
9 |
Correct |
113 ms |
16568 KB |
Output is correct |
10 |
Correct |
78 ms |
14316 KB |
Output is correct |
11 |
Correct |
72 ms |
14272 KB |
Output is correct |
12 |
Correct |
28 ms |
5112 KB |
Output is correct |
13 |
Correct |
72 ms |
13176 KB |
Output is correct |
14 |
Correct |
121 ms |
19048 KB |
Output is correct |
15 |
Correct |
127 ms |
17208 KB |
Output is correct |
16 |
Correct |
89 ms |
16560 KB |
Output is correct |
17 |
Correct |
83 ms |
14264 KB |
Output is correct |
18 |
Correct |
2 ms |
340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
2 ms |
340 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
2 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
2 ms |
324 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
340 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
2 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
2 ms |
324 KB |
Output is correct |
11 |
Correct |
2 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
2 ms |
468 KB |
Output is correct |
14 |
Correct |
2 ms |
468 KB |
Output is correct |
15 |
Correct |
2 ms |
340 KB |
Output is correct |
16 |
Correct |
1 ms |
340 KB |
Output is correct |
17 |
Correct |
1 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
464 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
340 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
2 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
2 ms |
324 KB |
Output is correct |
11 |
Correct |
10 ms |
2004 KB |
Output is correct |
12 |
Correct |
17 ms |
3668 KB |
Output is correct |
13 |
Correct |
54 ms |
9728 KB |
Output is correct |
14 |
Correct |
107 ms |
19128 KB |
Output is correct |
15 |
Correct |
104 ms |
17208 KB |
Output is correct |
16 |
Correct |
113 ms |
16568 KB |
Output is correct |
17 |
Correct |
78 ms |
14316 KB |
Output is correct |
18 |
Correct |
72 ms |
14272 KB |
Output is correct |
19 |
Correct |
28 ms |
5112 KB |
Output is correct |
20 |
Correct |
72 ms |
13176 KB |
Output is correct |
21 |
Correct |
121 ms |
19048 KB |
Output is correct |
22 |
Correct |
127 ms |
17208 KB |
Output is correct |
23 |
Correct |
89 ms |
16560 KB |
Output is correct |
24 |
Correct |
83 ms |
14264 KB |
Output is correct |
25 |
Correct |
1 ms |
340 KB |
Output is correct |
26 |
Correct |
2 ms |
468 KB |
Output is correct |
27 |
Correct |
2 ms |
468 KB |
Output is correct |
28 |
Correct |
2 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
30 |
Correct |
1 ms |
332 KB |
Output is correct |
31 |
Correct |
1 ms |
464 KB |
Output is correct |
32 |
Correct |
2 ms |
340 KB |
Output is correct |
33 |
Correct |
37 ms |
5092 KB |
Output is correct |
34 |
Correct |
92 ms |
13180 KB |
Output is correct |
35 |
Correct |
156 ms |
19128 KB |
Output is correct |
36 |
Correct |
147 ms |
16700 KB |
Output is correct |
37 |
Correct |
114 ms |
17260 KB |
Output is correct |
38 |
Correct |
153 ms |
19108 KB |
Output is correct |
39 |
Correct |
90 ms |
15284 KB |
Output is correct |
40 |
Correct |
102 ms |
14456 KB |
Output is correct |
41 |
Correct |
87 ms |
14264 KB |
Output is correct |
42 |
Correct |
95 ms |
14228 KB |
Output is correct |
43 |
Correct |
118 ms |
14268 KB |
Output is correct |
44 |
Correct |
86 ms |
14276 KB |
Output is correct |
45 |
Correct |
122 ms |
19092 KB |
Output is correct |
46 |
Correct |
114 ms |
14632 KB |
Output is correct |
47 |
Correct |
95 ms |
13316 KB |
Output is correct |