제출 #134997

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
134997		Kenzo_1114	회문 (APIO14_palindrome)	C++14	23 / 100	1063 ms	50264 KiB

palindrome

#include<bits/stdc++.h>
using namespace std;
const int MAXN=10010;

map<string,int> resp;
map<string,int>::iterator mit;
string word;
char aux[MAXN];
long long int RESP;

void valid(int i,int j)
{
	int mid=(j-i)/2, cont=0,	ok=1;
	char novo[MAXN];

	for(int k=0;k<=mid;k++)
		if(word[i+k]!=word[j-k])	ok=0;

	if(ok)
		for(int k=i;k<=j;k++)	
			novo[cont]=word[k],	cont++;
	novo[cont]='\0';

//	printf("i = %d j = %d ok = %d  novo = %s\n",i,j,ok,novo);

	if(ok)	resp[(string)novo]++;
}

int main ()
{
	scanf(" %s",aux);
	word=(string)aux;

	for(int i=0;i<word.size();i++)
	{
		for(int j=i;j<word.size();j++)
		{
			valid(i,j);
		}
	}

	for(mit=resp.begin();mit!=resp.end();mit++)
	{
		RESP=max(RESP,(long long int )(*mit).first.size()*(*mit).second);
	}

	printf("%lld\n",RESP);
}

컴파일 시 표준 에러 (stderr) 메시지

palindrome.cpp: In function 'int main()':
palindrome.cpp:34:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<word.size();i++)
              ~^~~~~~~~~~~~
palindrome.cpp:36:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=i;j<word.size();j++)
               ~^~~~~~~~~~~~
palindrome.cpp:31:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf(" %s",aux);
  ~~~~~^~~~~~~~~~~

• Subtask 1: 8 / 8
• Subtask 2: 15 / 15
• Subtask 3: 0 / 24
• Subtask 4: 0 / 26
• Subtask 5: 0 / 27