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Map연습문제/김홍선

Map 연습문제

~cpp 
#include <iostream>
#include <map>
#include <fstream>
#include <string>
using namespace std;

void main()
{
	ifstream fin("input.txt");
	map <char , char> rule1;
	map <char , char> rule2;
	map <char , char> rule3;
	char ch;

	rule1['b']='1';         rule2['1']='z';         rule3['z']='a'; 
	rule1[' ']='2';         rule2['2']='x';         rule3['x']='b'; 
	rule1['z']='3';         rule2['3']=' ';         rule3[' ']='c'; 
	rule1['a']='4';         rule2['4']='y';         rule3['y']='d'; 
	rule1['y']='5';         rule2['5']='a';         rule3['a']='e'; 
	rule1['x']='6';         rule2['6']='w';         rule3['w']='f'; 
	rule1['i']='7';         rule2['7']='v';         rule3['v']='g'; 
	rule1['h']='8';         rule2['8']='u';         rule3['u']='h'; 
	rule1['g']='9';         rule2['9']='b';         rule3['b']='i'; 
	rule1['\n']='0';        rule2['0']='t';         rule3['t']='j'; 
	rule1['c']='!';         rule2['!']='s';         rule3['s']='k'; 
	rule1['f']='@';         rule2['@']='c';         rule3['c']='l'; 
	rule1['e']='#';         rule2['#']='r';         rule3['r']='m'; 
	rule1['d']='$';         rule2['$']='o';         rule3['o']='n'; 
	rule1['w']='%';         rule2['%']='d';         rule3['d']='o'; 
	rule1['u']='^';         rule2['^']='p';         rule3['p']='p'; 
	rule1['v']='&';         rule2['&']='e';         rule3['e']='q'; 
	rule1['j']='*';         rule2['*']='q';         rule3['q']='r'; 
	rule1['k']='(';         rule2['(']='l';         rule3['l']='s'; 
	rule1['l']=')';         rule2[')']='m';         rule3['m']='t'; 
	rule1['m']='<';         rule2['<']='f';         rule3['f']='u'; 
	rule1['n']='>';         rule2['>']='g';         rule3['g']='v'; 
	rule1['o']='?';         rule2['?']='\n';        rule3['\n']='w'; 
	rule1['p']='{';         rule2['{']='h';         rule3['h']='x'; 
	rule1['t']='}';         rule2['}']='i';         rule3['i']='y'; 
	rule1['s']='=';         rule2['=']='j';         rule3['j']='z'; 
	rule1['q']='+';         rule2['+']='k';         rule3['k']='2'; 
	rule1['r']='-';         rule2['-']='n';         rule3['n']='\n'; 
	
	
	
	while(fin.get(ch))
	{
		cout << rule3[rule2[rule1[ch]]];
	}
		cout << endl;
}
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last modified 2021-02-07 05:23:44
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