103. Implement a Simple Shell Command Parser

#include <stdio.h>
#include <ctype.h>

void parse_shell_input(char *line) 
{
    int i=0;
    for(;line[i];)
    {
        while(line[i]==' ')
        {
            i++;
        }
        BACK:if(line[i]!=' ' && line[i]!='\0')
        {
            printf("%c",line[i]);
            i++;
            goto BACK;
        }
        printf("\n");
    }
}

int main() {
    char line[101];
    fgets(line, sizeof(line), stdin);

    parse_shell_input(line);
    return 0;
}