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

int main(){

char *buff,fn[10];
int fd,n,i;

printf("Enter the filename\n");
scanf("%s",fn);

printf("\nEnter text");
scanf("%s",buff);
fgets(buff,100,stdin);
fd = open(fn,O_CREAT|O_WRONLY);

n = write(fd,buff,strlen(buff));

close(fd);

}