[DataStructure&Algorithm] 문자 찾기

section : String

 

public class Main {
public int solution(String str, char c){
int count = 0;
str = str.toUpperCase();
c = Character.toUpperCase(c);
for(char x : str.toCharArray()) {
if(x==c) count++;
}
return count;
}

public static void main(String[] args){
Main m = new Main();
Scanner scanner = new Scanner(System.in);
String str = scanner.next();
char c = scanner.next().charAt(0);
System.out.println(m.solution(str, c));
}
}

 

comment : 문자열 관련 메서드들을 잘 알자!