#include <bits/stdc++.h>
using namespace std;
void solve() {
int n;
cin >> n;
vector<int> a(n);
for (int i = 0; i < n; ++i) {
cin >> a[i];
}
long long ans = 1e18 + 7;
long long start = 0, finish = 0;
for (int i = 0; i < n - 1; ++i) {
if (a[i] <= a[i + 1]) {
finish += a[i + 1] - a[i] + 1;
}
}
for (int i = 0; i < n; ++i) {
ans = min(ans, max(start, finish));
if (i + 1 < n) {
if (a[i] >= a[i + 1]) {
start += a[i] - a[i + 1] + 1;
}
if (a[i] <= a[i + 1]) {
finish -= a[i + 1] - a[i] + 1;
}
}
}
cout << ans << '\n';
}
signed main() {
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
int t = 1;
// cin >> t;
while (t--) {
solve();
}
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
1 ms |
344 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
1 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
344 KB |
Output is correct |
| 13 |
Correct |
1 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
1 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
0 ms |
344 KB |
Output is correct |
| 21 |
Correct |
1 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
1 ms |
348 KB |
Output is correct |
| 24 |
Correct |
1 ms |
348 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
1 ms |
344 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
1 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
344 KB |
Output is correct |
| 13 |
Correct |
1 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
1 ms |
348 KB |
Output is correct |
| 18 |
Correct |
0 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
0 ms |
344 KB |
Output is correct |
| 21 |
Correct |
1 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
1 ms |
348 KB |
Output is correct |
| 24 |
Correct |
1 ms |
348 KB |
Output is correct |
| 25 |
Correct |
1 ms |
348 KB |
Output is correct |
| 26 |
Correct |
16 ms |
1116 KB |
Output is correct |
| 27 |
Correct |
17 ms |
3168 KB |
Output is correct |
| 28 |
Correct |
16 ms |
3172 KB |
Output is correct |
| 29 |
Correct |
16 ms |
3160 KB |
Output is correct |
| 30 |
Correct |
15 ms |
2404 KB |
Output is correct |
| 31 |
Correct |
16 ms |
3172 KB |
Output is correct |
| 32 |
Correct |
16 ms |
3044 KB |
Output is correct |
| 33 |
Correct |
18 ms |
3156 KB |
Output is correct |
| 34 |
Correct |
16 ms |
3036 KB |
Output is correct |
| 35 |
Correct |
12 ms |
2396 KB |
Output is correct |
| 36 |
Correct |
12 ms |
2260 KB |
Output is correct |
| 37 |
Correct |
12 ms |
2404 KB |
Output is correct |
| 38 |
Correct |
16 ms |
3164 KB |
Output is correct |
| 39 |
Correct |
17 ms |
3160 KB |
Output is correct |
| 40 |
Correct |
16 ms |
3164 KB |
Output is correct |
| 41 |
Correct |
15 ms |
3164 KB |
Output is correct |
| 42 |
Correct |
15 ms |
2776 KB |
Output is correct |
| 43 |
Correct |
16 ms |
3160 KB |
Output is correct |
| 44 |
Correct |
16 ms |
2892 KB |
Output is correct |
| 45 |
Correct |
17 ms |
3160 KB |
Output is correct |
| 46 |
Correct |
16 ms |
3152 KB |
Output is correct |
| 47 |
Correct |
16 ms |
3164 KB |
Output is correct |
| 48 |
Correct |
16 ms |
3036 KB |
Output is correct |
