Hackerrank/Between_Two_Sets.cpp at master · tridibsamanta/Hackerrank · GitHub

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/**
 * Title   : Between_Two_Sets.cpp
 * Author  : Tridib Samanta
 * Created : 30-12-2019
 * Link    : https://www.hackerrank.com/challenges/between-two-sets/problem
 **/

#include <cstdio>
#include <cstring>
#include <string>
#include <cmath>
#include <cstdlib>
#include <map>
#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

int main() {
    int n, m;
    scanf("%d %d", &n, &m);
    int a[100], b[100];
    for (int i=0; i<n; i++)
        scanf("%d", &a[i]);
    for (int i=0; i<m; i++)
        scanf("%d", &b[i]);
    int cnt = 0;
    for (int k=1; k<=100; k++)
    {
        int flag = 1;
        for (int i=0; i<n; i++)
            if (k % a[i] != 0)
                flag = 0;
        for (int i=0; i<m; i++)
            if (b[i] % k != 0)
                flag = 0;
        if (flag == 1)
            cnt ++;
    }
    printf("%d\n", cnt);
    return 0;
}