#include <bits/stdc++.h>
#define endl "\n" ;
typedef long long ll ;
using namespace std;
ll a[555555];
ll n,l,r,ans;
int main()
{
ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
cin>>n;
for (int i=0 ; i<n ; i++)
{
cin>>a[i];
}
r = n-1;
while (l<=r)
{
if (a[r]==a[l])
{
r--;
l++;
}
else if (a[r]<a[l])
{
a[r-1]+=a[r];
r--;
ans++;
}
else if (a[l]<a[r])
{
a[l+1]+= a[l] ;
l++;
ans++;
}
}
cout<<ans;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
844 KB |
Output is correct |
2 |
Correct |
5 ms |
1084 KB |
Output is correct |
3 |
Correct |
6 ms |
1084 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
20 ms |
2904 KB |
Output is correct |
2 |
Correct |
23 ms |
3672 KB |
Output is correct |
3 |
Correct |
27 ms |
4292 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
31 ms |
9140 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
31 ms |
9160 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |