online compiler and debugger for c/c++

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/****************************************************************************** Welcome to GDB Online. GDB online is an online compiler and debugger tool for C, C++, Python, Java, PHP, Ruby, Perl, C#, OCaml, VB, Swift, Pascal, Fortran, Haskell, Objective-C, Assembly, HTML, CSS, JS, SQLite, Prolog. Code, Compile, Run and Debug online from anywhere in world. *******************************************************************************/ #include <iostream> using namespace std; void swap(int *x, int *y) { int z = *x; *x = *y; *y = z; } int main() { int a = 5, b = 4; cout << "Before Swap\n"; cout << "a = " << a << " b = " << b << "\n"; swap(&a, &b); cout << "After swap with pass by pointer\n"; cout << "a = " << a << " b = " << b << "\n"; }

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