def main():
    print('==Exercise 3==')
    x = {'key1': 1, 'key2': 3, 'key3': 2}
    y = {'key1': 1, 'key2': 2}

    d = {}

    print(f"x: {x} \n y: {y}")

    for i in x.keys():
        if i in y.keys():
            if x[i]==y[i]:
                d[i]=x[i]

    for ii in d.keys():
        print(f"{ii}:{d[ii]}",end=" ")
    print("is present in both x and y")
    print('==End Of Ex3==')
    return 0

if __name__ == '__main__':
    main()