- 1. Entrada, impresión y números
- 2. Números enteros y flotantes
- 3. Condiciones: if-then-else
- 4. Para bucle con rango
- 5. Instrumentos de cuerda
- 6. While loop
- 7. Liza
- 8. Funciones y recursión
- 9. Listas bidimensionales (matrices)
- 10. Conjuntos
- 11. Diccionarios
- 12. JavaScript
- 13. HTML5 and CSS
- 14. Responsive Design with Bootstrap
- 15. jQuery
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Has the number been encountered before
Statement
Given a sequence of numbers, determine if the next number has already been encountered. For each number, print the word YES (in a separate line) if this number has already been encountered, and print NO, if it has not already been encountered.
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In all the problems input the data using input() and print the result using print().
Statement
Given a sequence of numbers, determine if the next number has already been encountered. For each number, print the wordYES (in a separate line) if this number has already been encountered, and print NO, if it has not already been encountered.
Advertising by Google, may be based on your interests
In all the problems input the data using input() and print the result using print().