Give a = 12 and b = 36 write a C function/macro that returns 3612 without using arithmetic, strings and predefined functions.
We strongly recommend you to minimize y...

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Which of the following two code segments is faster? Assume that compiler makes no optimizations.
/* FIRST */
for(i=0;i<10;i++)
  for(j=0;j&l...

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Consider the following program. Predict the output of it when compiled with C and C++ compilers.
void func()
{
    /* definition */
} ...

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Given four integers ‘a’, ‘b’, ‘y’ and ‘x’, where ‘x’ can only be either zero or one. Your task i...

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Given an array arr[] of n integers, construct a Product Array prod[] (of same size) such that prod[i] is equal to the product of all the elements of arr[] except arr[...

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What is 8 puzzle?
Given a 3×3 board with 8 tiles (every tile has one number from 1 to 8) and one empty space. The objective is to place the numbers on tiles in o...

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Newspapers and magazines often have crypt-arithmetic puzzles of the form:
SEND
+ MORE
--------
MONEY
--------
The goal here is to assign each letter a digit fr...

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The puzzle game Magnets involves placing a set of domino-shaped magnets (or electrets or other polarized objects) in a subset of slots on a board so as to satisfy a s...

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Newspapers and magazines often have crypt-arithmetic puzzles of the form:
Examples:
Input : s1 = SEND, s2 = "MORE", s3 = "MONEY"
Output : One of t...

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Input: A array arr[] of two elements having value 0 and 1
Output: Make both elements 0.
Specifications: Following are the specifications to follow.
1) It is guarant...

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