Miscellany

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

int main()
{
	FILE *fp;
	char s[100];
	char d[200];
	char a;
	int j=0;
	int i=0,len=0;
	fp=fopen("inp.txt","r");
		fscanf(fp,"%c",&a);
	while(a!='.')
	{
		s[i]=a;
		i++;
		fscanf(fp,"%c",&a);
	}
	s[i]='\0';
	printf("%s",s);
	fclose(fp);
	fp=fopen("inp.txt","w");
	//fprintf(fp,"%s","mod");
	while(len<i)
	{
		j=0;
		d[j]='\0';
		while(s[len]!=' ')
		{
			printf("in loop\n");
			d[j]=s[len];
			j++;
			len++;
			if(len>=i)
				break;
		}
		d[j]='\0';
		//printf("%s",d);
		if(!strcmp(d,"delhi"))
			fprintf(fp,"%s","newdelhi");
		else
			fprintf(fp,"%s",d);
		fprintf(fp,"%c",' ');
		len++;
	}
	fprintf(fp,"%c",'.');
	fclose(fp);
	
	return 0;
}