(http://3.bp.blogspot.com/-dshnW9qmFfY/VFQKoqTCWUI/AAAAAAAAAOI/e7WA_Pw-wGk/s1600/Algoritmos%2By%2Bprogramacion%2Bcon%2Blenguaje%2BPython.gif)
(http://1.bp.blogspot.com/-eZgHxy6Kmvk/VXXdDXE3qXI/AAAAAAAAA08/DuviSywGSr8/s320/Mega.png) (https://mega.nz/#!TRdngDgQ!qm0vyWirVs-5xx3r3AWdqTBUWv5jKI9ec1F3OAQ1Lv8)
Fuente: todo-sobre-programacion.blogspot