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4597.cpp
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60 lines (57 loc) · 1.07 KB
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// 4597. 패리티
// 2021.03.30
// 구현
#include<iostream>
#include<string>
using namespace std;
int main()
{
string s;
while (1)
{
s.clear();
cin >> s;
if (s == "#")
{
break;
}
int cnt = 0;
for (int i = 0; i < s.size() - 1; i++)
{
if (s[i] == '1')
{
cnt++;
}
}
// 짝수 패리티
if (s[s.size() - 1] == 'e')
{
// 홀수개 있음
if (cnt % 2 == 1)
{
s[s.size() - 1] = '1';
}
// 짝수개 있음
else
{
s[s.size() - 1] = '0';
}
}
// 홀수 패리티
else
{
// 홀수개 있음
if (cnt % 2 == 1)
{
s[s.size() - 1] = '0';
}
// 짝수개 있음
else
{
s[s.size() - 1] = '1';
}
}
cout << s << endl;
}
return 0;
}