제출 #899592

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
899592		pcc	Palindromic FizzBuzz (NOI19_palindrome)	C++14	100 / 100	11 ms	1884 KiB

palindrome

#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define pll pair<ll,ll>
#define pii pair<int,int>
#define fs first
#define sc second
#define tlll tuple<ll,ll,ll>


inline bool check(ll k){
	string s = to_string(k);
	for(int i = 0;i<s.size();i++){
		if(s.end()[-i-1] != s[i])return false;
	}
	return true;
}

int main(){
	ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	ll s,e;
	cin>>s>>e;
	for(ll i = s;i<=e;i++){
		if(check(i))cout<<"Palindrome!\n";
		else cout<<i<<'\n';
	}
	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

palindrome.cpp: In function 'bool check(long long int)':
palindrome.cpp:14:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |  for(int i = 0;i<s.size();i++){
      |                ~^~~~~~~~~

• Subtask 1: 7 / 7
• Subtask 2: 11 / 11
• Subtask 3: 14 / 14
• Subtask 4: 8 / 8
• Subtask 5: 9 / 9
• Subtask 6: 20 / 20
• Subtask 7: 31 / 31