Answer Posted / karnik ankit

#include<stdio.h>
#include<conio.h>
void main()
{
int a[10],i,sum=0;
clrscr();
for(i=0;i<10;i++)
{
printf("\n enter an elements in array");
scanf("%d",&a[i]);
}
for(i=0;i<10;i++)
{
sum=sum+a[i];
}
printf("\n sum is %d",sum);
}

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1070

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stripos — Find position of first occurrence of a case- insensitive string int stripos ( char* haystack, char* needle, int offset ) Returns the numeric position of the first occurrence of needle in the haystack string. Note that the needle may be a string of one or more characters. If needle is not found, stripos() will return -1. The function should not make use of any C library function calls.

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Here is a good puzzle: how do you write a program which produces its own source code as output?

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You are to write your own versions of strcpy() and strlen (). Call them mystrcpy() and mystrlen(). Write them first as code within main(), not as functions, then, convert them to functions. You will pass two arrays to the function in the case of mystrcpy(), the source and target array.

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