103. Implement a Simple Shell Command Parser

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

void parse_shell_input(char *line) {
    int index = 0;
    char str;
    int flag = 0;
    while(line[index] != '\0') {
        if(line[index] == ' ' || line[index] == '\t'){ 
            if(flag) printf("\n");
            index++;
            flag = 0;
        }
        else {
            flag = 1;
            printf("%c", line[index]);
            index++;
        }
    }
}

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

    parse_shell_input(line);
    return 0;
}