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Why cin and cout are not consider as keywords?
cin and cout are iostream objects, not keywords.
What is Cin and Cout?
The cin and cout objects are iostream objects somewhat equivalent to stdin and stdout. The equivalent of printf ("Hello World\n"); is cout << "Hello World" << endl; The equivalent of scanf ("%d", &i); is cin >> i;
What is difference between scanf and cin?
scanf is a function (available in C and C++)cin is an istream object (C++ only)Advice: when in doubt, use fgets+sscanf
Write a program to swap 2 variables with out using 3rd variable through cout?
#include <iostream> using namespace std; int main() { int a, b; cin >> a; cin >> b; a = a * b; b = a / b; a = a / b; cout << a << " " << b; char wait; cin >> wait; return 0; }
Is cin a function or object in c?
cin is an object........ An Example is // By Codex #include <iostream> using namespace std; int main(){ int age; cout << "How Old Are You?\n"; cin >> age; cout << "You are << age << years old\n"; system("pause") return 0; }
