9_singleLevelFile.c

/*
    9. Write a C program to simulate the Single level directory file organization technique.
*/

#include <stdio.h>
#include <string.h>

int main() {
    int nf = 0, i = 0, j = 0, ch;
    char mdname[10], fname[10][10], name[10];
    printf("\nEnter the directory name:");
    scanf("%s", mdname);
    printf("\nEnter the number of files:");
    scanf("%d", &nf);
    do {
        printf("\nEnter file name to be created:");
        scanf("%s", name);
        for(i = 0; i < nf; i++) {
            if(!strcmp(name, fname[i]))
                break;
        }
        if(i == nf) {
            strcpy(fname[j++], name);
            nf++;
        } else {
            printf("\nThere is already %s\n", name);
        }
        printf("\nDo you want to enter another file(yes - 1 or no - 0):");
        scanf("%d", &ch);
    } while(ch == 1); 
    printf("\n\nDirectory name is: %s\n", mdname);
    printf("\nFiles names are: \n");
    for(i = 0; i < j; i++) {
        printf("%s\n", fname[i]);
    }
    return 0;
}