online compiler and debugger for c/c++

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

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Command line arguments:
Standard Input: Interactive Console Text
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