def diff(in1: str, in2: str) -> list:
    ret = list()
    for k, v in enumerate(in1):
        if in2[k] != v :
            ret.append((k, v, in2[k]))
    return ret

if __name__ == "__main__":
    in1, in2 = input("entrez la phrase 1:") , input("entrez la phrase 2")
    diff_ins = diff(in1, in2)
    if len(diff_ins) == 0:
        print("Phrases identiques")
    else:
        print(diff_ins)