
int main()
{
    char str[30000];   /* ??????????????100??? */
    int wls[300] = {0},wc = 0,i,j;  
    
    /* ????? */
    gets(str);
    /* ?????? */
    for (i=0; str[i]!=0; i++) {
        /* ??????????????? */
        if (str[i] != ' ') {
            /* ????????????? */
            for (j=i+1; str[j]!=0&&str[j]!=' '; j++);
            /* ?????????????????1 */
            wls[wc] = j - i;
            wc++;
            /* ???????????i?j??????? */
            if (str[j]==0) {
                break;
            } else {
                i = j;
            }
        }
    }
    /* ?????????? */
    printf("%d", wls[0]);
    /* ????????? */
    for (i=1; i<wc; i++) {
        printf(",%d", wls[i]);
    }
    return 0;
}