Getting an error

#1

sir plzzz help to resolve my error

#2

please share your code

#3

#include
using namespace std;
int main()
{int m,n;
cin>>m>>n;
int a[m][n];
for(int i=0;i<m;i++)
{for(int j=0;j<n;j++)
{cin>>a[i][j];}}
for(int j=0;j<n;j++)
{if(j%2==0)
{for(int i=0;i<m;i++)
{cout<<a[i][j]<<", “;}
}
else
{for(int i=m-1;i>=0;i–)
{cout<<a[i][j]<<”, ";}
}
}
cout<<“END”;
return 0;
}

#4

sir i am getting an error called
/bin/run.sh: line 4: 18 Bus error (core dumped) ./exe