DNA sequence

input/code.cpp: In function 'void hashstring(std::string)':
input/code.cpp:13:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 1; (i<=subS.length()) && (i<=10); ++i){
                                  ^
input/code.cpp:14:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=0; j<subS.length()-i; ++j){
                                ^

#include <iostream>
#include <map>
#include <string>

using namespace std;


map<string, bool> DNAMap;

//hash method
void hashstring(string subS){
	string A;
	for (int i = 1; (i<=subS.length()) && (i<=10); ++i){
		for(int j=0; j<subS.length()-i; ++j){
			A = subS.substr(j,i);
			DNAMap[A]=true;
		}	
	}
}

int main(int argc, char const *argv[])
{
	int n;
	string DNA, subStrin;

	while(cin>>DNA){
		hashstring(DNA);
		cin>>n;
		while(n>=1){
            n--;
			cin>>subStrin;
			if(DNAMap.find(subStrin)==DNAMap.end())
				cout<<"NO"<<endl;
			else
				cout<<"YES"<<endl;
		}
	}
}

Test 1

Verdict: ACCEPTED