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#include <bits/stdc++.h>
using namespace std;
 
int maxSubarraySum(const vector<int>& b) {
    int n = b.size() - 1; // Adjust for 1-based indexing
    if (n == 0) return 0;
 
    vector<int> p1(n + 1, 0); // p1[0] is initialized to 0 for convenience
 
    for (int i = 1; i <= n; ++i) {
        p1[i] = max({p1[i - 1] + b[i], b[i], 0});
        cout<<p1[i]<<"\n";
    }
 
    int maxSum = p1[1];
    for (int i = 2; i <= n; ++i) {
        if (p1[i] > maxSum) {
            maxSum = p1[i];
        }
    }
    return maxSum;
}
 
int main() {
    int n;
    cin >> n;
 
    vector<int> b(n + 1); // Adjust for 1-based indexing
    for (int i = 1; i <= n; ++i) {
        cin >> b[i];
    }
 
    int result = maxSubarraySum(b);
    cout << "Maximum subarray sum is " << result << endl;
    return 0;
}

Success #stdin #stdout 0.01s 5284KB

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0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
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0
0
Maximum subarray sum is 0

https://ideone.com/fty1O4

language:

C++14 (gcc 8.3)

created:

visibility:

public

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