def findSubArray(arr, n): sum = 0 maxsize = -1 for | CODING SOLUTION - Placement Jobs & Materials

def findSubArray(arr, n):
sum = 0
maxsize = -1
for i in range(0, n-1):
sum = -1 if(arr[i] == 0) else 1
for j in range(i + 1, n):
sum = sum + (-1) if (arr[j] == 0) else sum + 1
if (sum == 0 and maxsize < j-i + 1):
maxsize = j - i + 1
startindex = i
if (maxsize == -1):
print(0);
else:
print(maxsize);

size = int(input())
arr = list(map(int, input().split()))
findSubArray(arr, size)

Python
Largest Sub Array
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