[알고리즘] 백준 16171 - 나는 친구가 적다 (Small) (C++)

[문제 링크] : https://www.acmicpc.net/problem/16171

#include <iostream>
using namespace std;

int main(){   
    string A, B, S = "";
    cin >> A >> B;

    for(int i=0; i<A.length(); i++){
        if(A[i] -'0' >= 0 && A[i] - '0' <= 9){
            continue;
        }
        S.push_back(A[i]);
    }

    if(S.find(B) == string::npos){
        cout << 0 << "\n";
    }
    else{
        cout << 1 << "\n";
    }

    return 0;
}