Mission. 작성한 답 function solution(str1, str2) { if (str1.indexOf(str2) !== -1) { return 1; } else { return 2; } } 참고 자료 https://school.programmers.co.kr/learn/courses/30/lessons/120908
function solution(str1, str2) { if (str1.indexOf(str2) !== -1) { return 1; } else { return 2; } }
https://school.programmers.co.kr/learn/courses/30/lessons/120908