CPPBasic.cpp

#include <iostream>

using namespace std;

int main()
{
    string box1 = "good";
    string box2 = "bad";

    cout<< "Sakib " + box1 + box2+"\n";
    cout << "\n";
    // variable
    int var1 = 5;
    double var2 = 6.6;
    string name = "Sakib";

    cout << var1;
    cout << "\n";
    cout << var2;
    cout << "\n";
    cout << name;
    cout << "\n";
    cout << "\n";

    cout << (2+2);

    cout << "\n";
    cout << "\n";

    // condition
    /*
    multi
    line
    comment
    */
    int x1 = 2;
    if(x1==5){
        cout << " this is 5";
    }
    else if(x1>5){
        cout << " this is grater than 5";
    }
    else{
        cout << " something else";
    }
    cout << "\n";
    cout << "\n";

    // for loop
    // 1+2+3+4+5+6
    int res = 0;
    for( int i=1; i<=6;i++){
        res = res+i;
    }
    cout<< res;

    cout << "\n";
    cout << "\n";


    // 2+4+6+8+10
    int res2 = 0;
    for( int i=2; i<=10;i=i+2){
        res2 = res2+i;
    }
    cout<< res2;


    return 0;
}