Submission #517799

#	Time	Username	Problem	Language	Result	Execution time	Memory
517799		thegrimbee	Palindromic FizzBuzz (NOI19_palindrome)	C++14	100 / 100	22 ms	1872 KiB

palindrome

#include <bits/stdc++.h>
#define int long long
using namespace std;
bool check(string s){
	for (int i = 0; i < s.size() / 2; ++i){
		if (s[i] != s[s.size()-1-i])return false;
	}
	return true;
}
signed main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	int S, E;
	cin >> S >> E;
	for (int i = S; i <=E; ++i){
		if (check(to_string(i)))cout << "Palindrome!\n";
		else cout << i << '\n';
	}
		
		
		
		

}

Compilation message (stderr)

palindrome.cpp: In function 'bool check(std::string)':
palindrome.cpp:5:20: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    5 |  for (int i = 0; i < s.size() / 2; ++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