C++ Programming Ch.4 Exercise 13 Solution
Problem: ์๋ฌธ์๋ก ๊ตฌ์ฑ๋ ํ ์คํธ์ ๋ํด ๊ฐ ์ํ๋ฒณ์ ํด๋นํ๋ ๋ฌธ์๊ฐ ๋ช ๊ฐ์ธ์ง ์ถ๋ ฅํ๋ ํ์คํ ๊ทธ๋จ ํด๋์ค Histogram์ ๋ง๋ค์ด๋ณด์. ๋๋ฌธ์๋ ๋ชจ๋ ์๋ฌธ์๋ก ๋ณํํ์ฌ ์ฒ๋ฆฌํ๋ค. Histogram ํด๋์ค๋ฅผ ํ์ฉํ๋ ์ฌ๋ก์ Execution Result๋ ๋ค์๊ณผ ๊ฐ๋ค. 1 2 3 4 5 Histogram elvisHisto("Wise men say, only fools rush in But I can't help, "); elvisHisto.put("falling in love with you"); elvisHisto.putc('-'); elvisHisto.put("Elvis Presley"); elvisHisto.print(); Execution Result: Objective & Hints: ํด๋์ค ๋ง๋ค๊ธฐ ์ข ํฉ ์์ฉ Code: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 #include #include using namespace std; class Histogram { string sent; public: Histogram(string sent); void put(string sent); void putc(char c); void print(); }; Histogram::Histogram(string text){ sent = text; cout << sent << endl; } void Histogram::put(string text){ sent += text; cout << text; } void Histogram::putc(char c){ sent += c; cout << c; } void Histogram::print(){ int alpha[26] = { 0 }; int num = 0; for (int i = 0; i < sent.length(); i++) { if(isalpha(sent[i])){ char c = tolower(sent[i]); alpha[c - 'a']++; num++; } } cout << endl << endl; cout << "์ด ์ํ๋ฒณ ์ " << num; cout << endl << endl; for (int i = 0; i < 26; ++i) { char c = 'a' + i; cout << c << " (" << alpha[i] << ")\t: "; for (int j = 0; j < alpha[i]; ++j) { cout << "*"; } cout << endl; } } int main() { Histogram elvisHisto("Wise men say, only fools rush in But I can't help, "); elvisHisto.put("falling in love with you"); elvisHisto.putc('-'); elvisHisto.put("Elvis Presley"); elvisHisto.print(); } Explanation: ...