Whtas wrong with my code?

#1

bhaiyaa can u pls join the google meet link .it wwill be very easy for me to specify my doubt to u.

#2
#3

Hey @sr7.shubhamrai
Please share ur code before that
I will let u know when I will be joining it

#4
#5

joining … … … . .

#6

#include
using namespace std;
int max_subarray_sum_2(int arr[], int n) {
int cumsum = 0, maxsum = 0;
for (int i = 0; i < n; i++) {
cumsum += arr[i];
if (cumsum < 0) cumsum = 0;
if (cumsum > maxsum) maxsum = cumsum;
}

return maxsum;

}
int main() {
int arr[ 100000] = { 0 }, n,t;
while(t>0){
cin >> n;
for (int i = 0; i < n; i++) {
cin >> arr[i];
}

cout<< max_subarray_sum_2(arr, n)<<endl;
t–;
}
return 0;
}

#7 
#include<iostream>
using namespace std;
int max_subarray_sum_2(int arr[], int n) {
       int cumsum = 0, maxsum = 0;
    for (int i = 0; i < n; i++) {
        cumsum += arr[i];
        if (cumsum < 0) cumsum = 0;
        if (cumsum > maxsum) maxsum = cumsum;
    }


    return maxsum;
}
int main() {
    int arr[ 100000] = { 0 }, n,t;
	while(t>0){
    cin >> n;
      for (int i = 0; i < n; i++) {
        cin >> arr[i];
    }

   cout<< max_subarray_sum_2(arr, n)<<endl;
   t--;
}
return 0;
}
#8 
class Solution {
public:
    int maxSubArray(vector<int>& arr) {
   int n=sizeof(arr)/sizeof(arr[0]);
 int cumsum=0,maxsum=0;
        for(int i=0;i<n;i++){
        cumsum+=arr[i];
        if (cumsum<0 ) cumsum=0;
        if(cumsum>maxsum) maxsum=cumsum;
    }
 
        
    return maxsum;
}};
#9 
#include<iostream>
using namespace std;
int max_subarray_sum_2(int arr[], int n) {
       int cumsum = 0, maxsum = 0;
    for (int i = 0; i < n; i++) {
        cumsum += arr[i];
        if (cumsum < 0) cumsum = 0;
        if (cumsum > maxsum) maxsum = cumsum;
    }


    return maxsum;
}
int main() {
    int arr[ 100000] = { 0 }, n,t;
    cin>>t;
	while(t>0){
    cin >> n;
      for (int i = 0; i < n; i++) {
        cin >> arr[i];
    }

   cout<< max_subarray_sum_2(arr, n)<<endl;
   t--;
}
return 0;
}
#10

?
???

#11

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