Baekjoon 백준 10809번 알파벳 찾기

python

s = input()
res = [str(-1) for i in range(26)]
for ch in s:
    res[ord(ch) - 97] = str(s.find(ch))
print(" ".join(res))

 

c

int main(void){
    char str[101];
    int chk[26] = {0, }, length, i;

    for(i = 0; i < 26; i++)
       chk[i] = -1;

    scanf("%s", str);
    length = strlen(str);

    for(i = 0; i < length; i++){
    	if(chk[str[i] - 97] == -1)
	    	chk[str[i] - 97] = i;
    }

    for(i = 0; i < 26; i++)
        printf("%d ", chk[i]);
    return 0;
}

 

https://www.acmicpc.net/problem/10809

10809번: 알파벳 찾기