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Find Pivot Index
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Brute Force
Prefix Sum
Input
Classic
Pivot at Start
No Pivot
All Ones
Custom
nums
=
[1, 7, 3, 6, 5, 6]
0
1
2
3
4
5
1
7
3
6
5
6
0
1
2
3
4
5
1
7
3
6
5
6
0
1
2
3
4
5
1
7
3
6
5
6
i
j
rightSum =
10
0
1
2
3
4
5
1
7
3
6
5
6
i
leftSum
0
≠
rightSum
27
0
1
2
3
4
5
1
7
3
6
5
6
i
j
rightSum =
3
0
1
2
3
4
5
1
7
3
6
5
6
i
j
rightSum =
20
0
1
2
3
4
5
1
7
3
6
5
6
i
j
leftSum =
8
0
1
2
3
4
5
1
7
3
6
5
6
i
j
rightSum =
17
0
1
2
3
4
5
1
7
3
6
5
6
i
j
leftSum =
1
0
1
2
3
4
5
1
7
3
6
5
6
i
j
rightSum =
11
0
1
2
3
4
5
1
7
3
6
5
6
i
Pivot index =
3
algo
master
.
io
Step:
Start: test each index as the pivot by summing both sides from scratch
0 / 30
Input
Classic
Pivot at Start
No Pivot
All Ones
Custom
nums
=
[1, 7, 3, 6, 5, 6]
0 / 30
algo
master
.
io
Step:
Start: test each index as the pivot by summing both sides from scratch
