Answer / biplab sinha

2nChoosen/(n+1)

Answer / a.s.

it's Ω((4^n)/(n^(3/2)))

Answer / ss

it is 2^n-n trees.

Answer / maverick

answer: 2^n-2

Answer / v.suresh kumar

It is possible to form 2^n - 1 binary trees with n nodes.

Answer / rk

2^n-1

‎#define good bad main() { int good=1; int bad=0; printf ("good is:%d",good); }

2 Answers  

can u give me the c codings for converting a string into the hexa decimal form......

1 Answers  

#include<stdio.h> main() { struct xx { int x; struct yy { char s; struct xx *p; }; struct yy *q; }; }

2 Answers  

void ( * abc( int, void ( *def) () ) ) ();

1 Answers  

how can u draw a rectangle in C

53 Answers   Accenture, CO, Codeblocks, Cognizant, HCL, Oracle, Punjab National Bank, SAP Labs, TCS, University, Wipro,

main() { char *p="hai friends",*p1; p1=p; while(*p!='\0') ++*p++; printf("%s %s",p,p1); }

3 Answers  

could you please send the program code for multiplying sparse matrix in c????

0 Answers  

main() { signed int bit=512, mBit; { mBit = ~bit; bit = bit & ~bit ; printf("%d %d", bit, mBit); } } a. 0, 0 b. 0, 513 c. 512, 0 d. 0, -513

3 Answers   HCL, Logical Computers,

main(){ char a[100]; a[0]='a';a[1]]='b';a[2]='c';a[4]='d'; abc(a); } abc(char a[]){ a++; printf("%c",*a); a++; printf("%c",*a); }

2 Answers  

main() { char *p = "hello world"; p[0] = 'H'; printf("%s", p); } a. Runtime error. b. “Hello world” c. Compile error d. “hello world”

5 Answers   HCL,

how to delete an element in an array

2 Answers   IBM,

main() { signed int bit=512, i=5; for(;i;i--) { printf("%d\n", bit >> (i - (i -1))); } } a. 512, 256, 0, 0, 0 b. 256, 256, 0, 0, 0 c. 512, 512, 512, 512, 512 d. 256, 256, 256, 256, 256

2 Answers   HCL,