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No of elements in union of arrays  

Snippet info

Language

Cpp

Visibility

public

Author

amangoyal1727

Created

2021-01-07T17:34:41Z

Updated

2021-01-07T17:34:41Z

#include <iostream>
using namespace std;

int main() {
    int c=0;
    int m,n;
    cin>>m;
    cin>>n;
    int A[m];
    int B[n];
    for(int i=0 ; i<m; i++){
        cin>>A[i];
    }
    for(int q=0 ; q<n; q++){
        cin>>B[q];
    }
    
    
    for(int j=0 ;j<m; j++ ){
        for(int k=0;k<n; k++ ){
            if(A[j]==B[k]){
                c++;
                break;
            }
        }
    }
    
    cout<<m+n-c;
}
INFO