#include "bits/stdc++.h"
using namespace std;
using ll = long long;
using ld = long double;
using ull = unsigned long long;
const ll N = 1e6 + 1;
const ll M = 1e9 + 7;
ll n;
ll a[N], b[N], f[N];
void doTest(ll testID) {
cin >> n;
for (int i = 1; i <= n; i ++) cin >> a[i] >> b[i];
ll res = 0;
for (int i = 1; i <= n; i ++) f[i] = f[i - 1] + (a[i] - b[i]);
for (int i = 1; i <= n; i ++) res += abs(f[i]);
cout << res;
}
signed main() {
ios_base::sync_with_stdio(0); cin.tie(0);
int test = 1;
// cin >> test;
for (int _ = 1; _ <= test; _ ++) doTest(_);
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
4432 KB |
Output is correct |
2 |
Correct |
1 ms |
4432 KB |
Output is correct |
3 |
Correct |
1 ms |
4608 KB |
Output is correct |
4 |
Correct |
6 ms |
6992 KB |
Output is correct |
5 |
Correct |
9 ms |
9296 KB |
Output is correct |
6 |
Correct |
29 ms |
14160 KB |
Output is correct |
7 |
Correct |
55 ms |
23624 KB |
Output is correct |
8 |
Correct |
45 ms |
21832 KB |
Output is correct |
9 |
Correct |
43 ms |
21200 KB |
Output is correct |
10 |
Correct |
33 ms |
19024 KB |
Output is correct |
11 |
Correct |
33 ms |
19036 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
4432 KB |
Output is correct |
2 |
Correct |
1 ms |
4432 KB |
Output is correct |
3 |
Correct |
1 ms |
4608 KB |
Output is correct |
4 |
Correct |
6 ms |
6992 KB |
Output is correct |
5 |
Correct |
9 ms |
9296 KB |
Output is correct |
6 |
Correct |
29 ms |
14160 KB |
Output is correct |
7 |
Correct |
55 ms |
23624 KB |
Output is correct |
8 |
Correct |
45 ms |
21832 KB |
Output is correct |
9 |
Correct |
43 ms |
21200 KB |
Output is correct |
10 |
Correct |
33 ms |
19024 KB |
Output is correct |
11 |
Correct |
33 ms |
19036 KB |
Output is correct |
12 |
Incorrect |
15 ms |
12632 KB |
Output isn't correct |
13 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
4432 KB |
Output is correct |
2 |
Correct |
1 ms |
4432 KB |
Output is correct |
3 |
Incorrect |
1 ms |
4432 KB |
Output isn't correct |
4 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
4432 KB |
Output is correct |
2 |
Correct |
1 ms |
4432 KB |
Output is correct |
3 |
Correct |
1 ms |
4608 KB |
Output is correct |
4 |
Incorrect |
1 ms |
4432 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
4432 KB |
Output is correct |
2 |
Correct |
1 ms |
4432 KB |
Output is correct |
3 |
Correct |
1 ms |
4608 KB |
Output is correct |
4 |
Incorrect |
1 ms |
4432 KB |
Output isn't correct |
5 |
Halted |
0 ms |
0 KB |
- |