Answer Posted / vignesh1988i

#include<stdio.h>
#include<conio.h>
void str_cpy(char *,char *);
void main()
{
char a[30],b[20];
printf("enter the string to be copied :");
gets(b);
str_cpy(a,b);
printf("the final string is :");
puts(a);
getch();
}
void str_cpy(char *a,char *b)
{
if(*b!='\0')
{
*a=*b;
str_cpy(++a,++b);
}
*a='\0';
}

thank u

Find duplicates in a file containing 6 digit number (like uid) in O (n) time.

3240

---

In which layer of the network datastructure format change is done

1880

---

Lists the benefits of c programming language?

1131

---

Write a program which returns the first non repetitive character in the string?

1116

---

How are Structure passing and returning implemented by the complier?

1159

---

How can I find the modification date and time of a file?

1078

---

What is the Purpose of 'extern' keyword in a function declaration?

1077

---

What is the maximum length of an identifier?

1184

---

What does it mean when a pointer is used in an if statement?

1102

---

Can variables be declared anywhere in c?

1084

---

1. Write a function to display the sum of two numbers in the following ways: By using (i) pass by value (ii) pass by address a. function with argument and with return value b. function with argument and without return value c. without argument , with return value d. without argument , without return value Note: Use pass by address.

2809

---

What is the use of function overloading in C?

1161

---

What is variables in c?

1048

---

What is the purpose of void pointer?

1026

---

What is difference between constant pointer and constant variable?

1296

---