10174 펠린드롬

c++은 cin.ignore로 버퍼를 비워야 한다

 

문제: https://www.acmicpc.net/problem/10174

깃허브주소: https://github.com/surinoel/boj/blob/master/10174.cpp

 

	#include <string>
	#include <sstream>
	#include <iostream>
	using namespace std;
	char change_alpha(char c) {
	if (c >= 'a' && c <= 'z') {
	c -= 32;
	}
	return c;
	}
	int main(void) {
	ios_base::sync_with_stdio(false);
	cin.tie(nullptr);
	int n;
	cin >> n;
	cin.ignore();
	for (int i = 0; i < n; i++) {
	string s;
	getline(cin, s);
	bool ok = true;
	int left = 0, right = s.length() - 1;
	while (left <= right) {
	if (s[left] == ' ' || s[right] == ' ') {
	if (s[left] != s[right]) {
	ok = false;
	}
	}
	else {
	char a = change_alpha(s[left]);
	char b = change_alpha(s[right]);
	if (a != b) {
	ok = false;
	}
	}
	left++;
	right--;
	}
	if (ok) cout << "Yes\n";
	else cout << "No\n";
	}
	return 0;
	}

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