45 lines
750 B
C++
45 lines
750 B
C++
#include <iostream>
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#include <string>
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#include <cstring>
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#include <map>
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#include <ctype.h>
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#include "LexFreq.hpp"
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using namespace std;
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// ========================================
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ostream&
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operator << (ostream& os, const LexFreq &freqLex) {
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os << " size = " << freqLex.size << endl;
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for (const auto& [key, value]: freqLex.hist)
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os << key << " = " << value << endl;
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return os;
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}
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LexFreq::LexFreq () :
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size (0) {
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}
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void
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LexFreq::addChar (const string &c) {
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++hist [c];
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++size;
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}
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string
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LexFreq::getChar () const {
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if (!size)
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return "*";
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long r (rand () % size);
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for (const auto& [key, value]: hist) {
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if (r <= value)
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return key;
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r -= value;
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}
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return "*";
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}
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// ========================================
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