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1215 - Mesaj
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= Exemplul 1 = <code>mesaj.in</code> 1 34 w w w w e D o r F D o r r t R n e R e y y j j i M o e i t t t j w w <code>mesaj.out</code> 4 === Explicație === Textul conține șase secvențe: # <code>w w w w</code> # <code>e D o r F D o r r</code> # <code>t R n e R e y y</code> # <code>j j</code> # <code>i M o e i t t t</code> # <code>j w w</code> Sunt <code>4</code> secvențe care nu ascund cuvinte: * prima secvență și a patra deoarece conțin numai terminatorul; * secvența a cincea nu se decodifică deoarece terminatorul se repetă de mai mult de două ori; * secvența a șasea nu conține majuscule. == Încărcare soluție == === Lipește codul aici === <syntaxhighlight lang="python" line="1"> import string in_file = open("mesaj.in", "r") out_file = open("mesaj.out", "w") maj_counts = [0] * 256 min_counts = [0] * 256 max_cost = [0] * 256 max_cost_counts = [0] * 256 P = int(in_file.readline()) N = int(in_file.readline()) num_secvente = 0 num_secvente_cu_cuvinte = 0 ch = '#' count_ch = 1 maj_ch = '#' min_ch = '#' for i in range(N): peek_ch = in_file.read(1) if i == N - 1: peek_ch = '#' if ch == peek_ch: count_ch += 1 else: if count_ch == 1: if P == 1 or P == 2 or P == 3: if ch.isupper() and maj_ch == '#': maj_ch = ch if ch.islower(): min_ch = ch if P == 3: if ch.isupper(): maj_counts[ord(ch)] += 1 if ch.islower(): min_counts[ord(ch)] += 1 elif count_ch == 2: if P == 1: num_secvente += 1 if maj_ch != '#' and min_ch != '#': num_secvente_cu_cuvinte += 1 maj_ch = min_ch = '#' elif P == 2: if maj_ch != '#' and min_ch != '#': out_file.write(maj_ch + min_ch + '\n') maj_ch = min_ch = '#' elif P == 3: if ch.isupper(): maj_counts[ord(ch)] += 2 if ch.islower(): min_counts[ord(ch)] += 2 if maj_ch != '#' and min_ch != '#': cost = maj_counts[ord(maj_ch)] + min_counts[ord(min_ch)] if cost > max_cost[ord(maj_ch)]: max_cost[ord(maj_ch)] = cost max_cost_counts[ord(maj_ch)] = 1 elif cost == max_cost[ord(maj_ch)]: max_cost_counts[ord(maj_ch)] += 1 maj_ch = min_ch = '#' maj_counts = [0] * 256 min_counts = [0] * 256 else: if P == 1: num_secvente += 1 maj_ch = min_ch = '#' elif P == 2: maj_ch = min_ch = '#' elif P == 3: maj_ch = min_ch = '#' maj_counts = [0] * 256 min_counts = [0] * 256 count_ch = 1 ch = peek_ch if P == 1: out_file.write(str(num_secvente - num_secvente_cu_cuvinte) + '\n') elif P == 3: for ch in string.ascii_uppercase: if max_cost[ord(ch)]: out_file.write(ch + ' ' + str(max_cost_counts[ord(ch)]) + '\n') in_file.close() out_file.close() </syntaxhighlight>
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