Submission #400488

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Source Code Expand

#include<iostream>
#include<cstdio>
#include<cstring>
#include<string>
#include<cctype>
#include<cstdlib>
#include<algorithm>
#include<bitset>
#include<vector>
#include<list>
#include<deque>
#include<queue>
#include<map>
#include<set>
#include<stack>
#include<cmath>
#include<sstream>
#include<fstream>
#include<iomanip>
#include<ctime>
#include<complex>
#include<functional>
#include<climits>
#include<cassert>
#include<iterator>
using namespace std;

deque<char> q;
int n;
deque<char> qq;
int main(){
	scanf("%d", &n);
	string s;
	cin >> s;
	for (int i = 0; i < s.size(); i++){
		qq.push_back(s[i]);
	}
	q.push_back('b');
	int countt = 0;
	while (q.size() < s.size()){
		countt++;
		if (countt % 3 == 1){
			q.push_front('a');
			q.push_back('c');
			continue;
		}
		if (countt % 3 == 2){
			q.push_back('a');
			q.push_front('c');
			continue;
		}
		q.push_back('b');
		q.push_front('b');
	}
	if (q == qq){
		cout << countt << endl;
	}
	else{
		cout << -1 << endl;
	}
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:32:17: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
                 ^

Judge Result