Write a program to swap two numbers without using third variable?

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How can I find leaf node with smallest level in a binary tree?

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#include<stdio.h> #include<conio.h> struct stu { int i; char j; }; union uni { int i; char j; }; void main() { int j,k; clrscr(); struct stu s; j=sizeof(s); printf("%d",j); union uni u; k=sizeof(u); printf("%d",k); getch(); } what is value of j and k.

2 Answers   Facebook,

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void main(){ int a; a=1; while(a-->=1) while(a-->=0); printf("%d",a); }

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What is the difference between array_name and &array_name?

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HOW TO HANDLE EXCEPTIONS IN C

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what is difference between null and nul in c language

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i want to know aptitude questions,technical questions

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Explain what are the different file extensions involved when programming in c?

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What will be the result of the following program? char*g() { static char x[1024]; return x; } main() { char*g1="First String"; strcpy(g(),g1); g1=g(); strcpy(g1,"Second String"); printf("Answer is:%s", g()); } (A) Answer is: First String (B) Answer is: Second String (C) Run time Error/Core Dump (D) None of these

2 Answers   Oracle,

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hi, which software companys will take,if d candidate's % is jst 55%?

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illustrate the use of address operator and dereferencing operator with the help of a program guys plzzz help for this question

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