Answer Posted / swathi sharma

#include<stdio.h>
int main()
{
int num,i=1;
printf("Enter the number:");
scanf("%d", &num);
do
{
i=i*2;
if(i==num)
{
printf("\n The no.is power of 2.");
break;
}
else if(i>num)
{
printf("\n The no. is not power of 2");
break;
}
}
while(i != num);
return 0;
}

If fflush wont work, what can I use to flush input?

1116

---

Who invented b language?

1430

---

What is c language and why we use it?

1086

---

What are loops in c?

1021

---

Write a code of a general series where the next element is the sum of last k terms.

1051

---

The file stdio.h, what does it contain?

1175

---

What is linear search?

1146

---

What is #define?

1130

---

Is it fine to write void main () or main () in c?

1042

---

Is main is a keyword in c?

1139

---

What is the purpose of scanf() and printf() functions?

1255

---

Is main a keyword in c?

1146

---

Write a program to print factorial of given number without using recursion?

999

---

What is character constants?

1197

---

what will be maximum number of comparisons when number of elements are given?

1916

---