CPP

Example

#include <iostream> using namespace std; int main() { int n; cin>>n; cout<<"Input:"<<n; return 0; } OUTPUT: 5 //Input Input:5 //Output

Variables

- int - EX:100 - Size: 4 bytes - float - EX:5.67 - Size: 4 bytes - double - EX:5.678 - Size: 8 bytes - char - EX:'A' - Size: 1 byte - string - EX:"Hello" - Size: 24 bytes - bool - EX:true/false - Size: 1 byte - void - EX:void function - Size:0bytes - long - EX:1000000 - Size: 8 bytes - short - EX:100 - Size: 2 bytes

Input

int number; cin>>number; cout<<"Number:"<<number; char character; cin>>character; cout<<"Character:"<<character;

Output

cout<<"text"; cout<<Variable; cout<<endl; //New line cout<<'caracter'; cout<<'\n'; //New line cout<<'\t'; //Tab cout<<char(65); //A - in ASCII cout<<something<<somethingElse<<endl;

Comments

// This is a basic comment. ////... This is also a basic comment Basic comments only comment the line they are placed on from // to the end. /* This is a comment for an entire code sequence. This code is NOT executed. */

Functions

Can be of all the types specified above (int,float,void,..) int Hello(int x,float y) { //code.. retrun <value> } In this case: -int: Return type -Hello: Function name -int x and float y: parameters Void functions don't return any value!