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3565 - Furnici 1
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== Rezolvare == <syntaxhighlight lang="python" line> # 3565 - Furnici 1 def validare(lungime1, furnici): # functia de validare a datelor de intrare if lungime1 < 1 or lungime1 > 10_000_000: raise ValueError if len(furnici) < 0 or len(furnici) > 100_000: raise ValueError for pozi, directie in furnici: if pozi < 0 or pozi > lungime1: raise ValueError if directie not in ['S', 'D']: raise ValueError file_out.write("Datele de intrare corespund restrictiilor impuse\n") def last_ant_falls(lungime1, furnici): # functia de rezolvare max_time = 0 for pozi, directie in furnici: if directie == 'S': time = pozi else: # direction == 'D' time = lungime1 - pozi max_time = max(max_time, time) return max_time if __name__ == '__main__': file_in = open("furnici1in.txt", "r") # declararea fisierelor file_out = open("furnici1out.txt", "w") # fisierul out trebuie declarat cu optiunea "w" (write) # din cauza datelor de intrare pot aparea 2 tipuri de erori, valueError sau IndexError pe care le tratam try: lungime, n = map(int, file_in.readline().split()) ants = [] for _ in range(n): pos, direction = file_in.readline().split() pos = int(pos) ants.append((pos, direction)) validare(lungime, ants) # apelul functiei de validare result = last_ant_falls(lungime, ants) # apelul functiei de rezolvare file_out.write(str(result)) except ValueError: file_out.write("Datele de intrare nu corespund restrictiilor impuse") except IndexError: file_out.write("Datele de intrare nu corespund restrictiilor impuse") </syntaxhighlight>
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